chemistry Crossword Puzzles

chemistry 2022-12-09

chemistry crossword puzzle
Across
  1. is the distance an object moves
  2. metals not shiny breaks with ease
  3. is speed plus direction
  4. a push or pull
  5. boundaries when plates crash into each other
  6. when two forces have a different amount of force
  7. positive charge
  8. every action, there is an equal and
  9. is a change in speed direction or both
  10. an object in motion stays in motion
  11. mass x acceleration
Down
  1. negative charge
  2. reaction
  3. electrons determine the reactivity( stability of an element
  4. boundaries when plates past each other
  5. change new substance with new properties
  6. force when two objects have the same force
  7. change size,shape, or a state of matter
  8. neutral charge
  9. boundaries when plates move away from each other
  10. boundaries giant pieces of crust

21 Clues: reaction • a push or pull • neutral charge • negative charge • positive charge • mass x acceleration • is speed plus direction • is the distance an object moves • boundaries giant pieces of crust • metals not shiny breaks with ease • every action, there is an equal and • an object in motion stays in motion • boundaries when plates past each other • is a change in speed direction or both • ...

Chemistry 2023-12-11

Chemistry crossword puzzle
Across
  1. atomic number
  2. metals
  3. anion
  4. neutrons
  5. protons
  6. nonmetals
  7. periodic table
  8. alkali metals
  9. mixture
  10. hydrogen
Down
  1. states of matter
  2. oxidation
  3. structure
  4. plasma
  5. atoms
  6. sublimation
  7. monoatomic
  8. chemical
  9. liquid
  10. electronegativity

20 Clues: anion • atoms • metals • plasma • liquid • protons • mixture • neutrons • chemical • hydrogen • oxidation • structure • nonmetals • monoatomic • sublimation • atomic number • alkali metals • periodic table • states of matter • electronegativity

Chemistry 2024-01-19

Chemistry crossword puzzle
Across
  1. Al2(SO4)3
  2. developed quantum model of the atom
  3. developed planetary model of the atom
  4. from a bottle to a weighing tray
  5. developed uncertainty principle
  6. use to transfer solid
  7. row on the periodic table
  8. CaO
  9. a reaction that absorbs energy
  10. process used to determine concentration of an unknown solution
  11. gas law P1V1=P2V2
  12. smallest building block
  13. developed plum pudding model of the atom
  14. negatively charged subatomic particle
  15. NaCl
  16. largest region on the period table
  17. a unit of concentration
  18. negatively charged ion
Down
  1. a type of cylinder used for measuring liquids
  2. composed of neutrons and protons
  3. region on the periodic table that forms negative ions
  4. unit of energy
  5. region on the periodic table that can have multiple charges
  6. what the atomic radius does as you move across a period
  7. relationship between quantities in a chemical reaction
  8. anion is typically hydroxide
  9. positively charged ion
  10. CCl4
  11. gas law from which all the others are derived
  12. developed spherical model of the atom
  13. cation is always hydrogen
  14. a reaction that releases energy
  15. developed nuclear model of the atom
  16. group on the periodic table that has a full outer shell
  17. subatomic particle with mass but no charge
  18. what the atomic radius does as you move down a group
  19. positively charged subatomic particle

37 Clues: CaO • CCl4 • NaCl • Al2(SO4)3 • unit of energy • gas law P1V1=P2V2 • use to transfer solid • positively charged ion • negatively charged ion • smallest building block • a unit of concentration • row on the periodic table • cation is always hydrogen • anion is typically hydroxide • a reaction that absorbs energy • developed uncertainty principle • a reaction that releases energy • ...

Chemistry 2023-11-08

Chemistry crossword puzzle
Across
  1. positively charged ion
  2. group 1 except H
  3. group 17 elements
  4. the temperature where liquid changes to gas
  5. i see something that is puzzling and that i cannot explain
  6. any compound that forms H+ ions in solution
  7. the number system for the number of groups
  8. the center of an atom that holds protons and neutrons
  9. atoms that have the same element but different amount of neutrons
  10. group 2 elements
  11. 2000mg = how many grams
  12. one of the elements that make up the atom and have a charge of +1
  13. which holds the most common element such as nickel,iron, and copper
  14. group 18 also very nonreactive
  15. horizontal row
  16. helium contains -------- lines than the hydrogen spectrum
  17. when a solid turns to a liquid
  18. sodium chloride is changed to metallic sodium and chlorine gas. The process represents a………
  19. the vertical columns of the periodic table represents
Down
  1. sharing of electron between atom and molecule
  2. poor conductor of heat and electricity
  3. mass per unit volume
  4. negatively charged ion
  5. vertical column
  6. mass of all the isotopes in an element
  7. is changed during the experiment
  8. most reactive
  9. group 3-12
  10. both metals and nonmetals
  11. what i get when i run an experiment
  12. the ending of a second word in an ionic compound
  13. positive and negative charged atom
  14. made up of more than one atom
  15. positive and negative charged electrons in the shape of a sphere
  16. I develope an initial explanation that answers the question I ask
  17. the holding together of 2 or more atoms by covalent bond
  18. Will change as the independent variable changes
  19. the charge of monatomic ion
  20. the hypothesis experiments are important because they
  21. number number of protons in a atom
  22. the force that holds two atoms together
  23. which of the following is in the p-block: Te, Ta, Ti,or ™

42 Clues: group 3-12 • most reactive • horizontal row • vertical column • group 1 except H • group 2 elements • group 17 elements • mass per unit volume • positively charged ion • negatively charged ion • 2000mg = how many grams • both metals and nonmetals • the charge of monatomic ion • made up of more than one atom • group 18 also very nonreactive • when a solid turns to a liquid • ...

Chemistry 2023-10-05

Chemistry crossword puzzle
Across
  1. responsible for isotopes
  2. shared electrons
  3. absorbs energy
  4. a change in state is a _____ change
  5. pioneer in understanding radioactivity
  6. resists a change in ph
  7. controls reactivity
  8. chemistry of carbon
  9. dihydrogen monoxide
  10. outermost electrons
  11. one of the Noble
  12. liked his electrons in rings
  13. sheds hydroxide. Lye maybe.
  14. sheds protons. Citric maybe.
  15. Kal El's birthplace
  16. table maker
  17. might reveal an acid or base
  18. element named for Apollo's nickname
Down
  1. gives the atom identity
  2. digestive acid type
  3. found in bauxite and rubies
  4. one of the Halogens
  5. an alkaline earthy metal
  6. a property of most metals
  7. liked his foil golden
  8. releases energy
  9. ancient Romans might say argent
  10. copper for example
  11. a charged atom
  12. a change in bonds is a ____ change
  13. also see aurum if in Athens
  14. a salty bond
  15. reduces activation
  16. found in cinnabar

34 Clues: table maker • a salty bond • absorbs energy • a charged atom • releases energy • shared electrons • one of the Noble • found in cinnabar • copper for example • reduces activation • digestive acid type • one of the Halogens • controls reactivity • chemistry of carbon • dihydrogen monoxide • outermost electrons • Kal El's birthplace • liked his foil golden • resists a change in ph • gives the atom identity • ...

Chemistry 2023-09-21

Chemistry crossword puzzle
Across
  1. when one substance is dissolved into another
  2. ability to allow heat and electricity to flow
  3. most reactive element in group 1A
  4. number of protons in an atom
  5. type of electron on outermost energy level
  6. total of protons and neutrons in an atom
  7. positively charged particle in an atom
  8. type of chemical bond that shares electrons
  9. type of chemical bond that transfers electrons
  10. a negatively charged ion
Down
  1. ability of a substance to react
  2. most reactive element in group 7A
  3. a mixture that the different parts cant be seen
  4. neutrally charged particle in an atom
  5. negatively charged particle in an atom
  6. center of an atom that is positively charged
  7. a mixture that the different parts can be seen
  8. ability to be hammered without shattering
  9. thickness of a liquid
  10. a positively charged ion

20 Clues: thickness of a liquid • a positively charged ion • a negatively charged ion • number of protons in an atom • ability of a substance to react • most reactive element in group 7A • most reactive element in group 1A • neutrally charged particle in an atom • negatively charged particle in an atom • positively charged particle in an atom • total of protons and neutrons in an atom • ...

Chemistry 2023-10-24

Chemistry crossword puzzle
Across
  1. he used a cathode ray tube to discover the presence of electrons, and proposed the plum pudding model of an atom
  2. electrons in the outermost energy level
  3. two or more pure substances together but are not chemically combined
  4. the name of a horizontal row on the period table
  5. a ______________ mixture is two or more substances that cannot be identified as separate because the composition is uniform
  6. the type of bond where electrons are transferred between atoms
  7. the charge of an electron
  8. the type of bond where electrons are shared between atoms
  9. a pure substance made of only one type of atom
  10. the charge of a proton
  11. the number of shells in a neutral calcium atom
  12. an element that is a poor conductor of electricity, brittle, and a gas at room temperature
  13. a negatively charged ion
  14. same atom with different numbers of neutrons, which gives it a different mass
  15. a positively charged ion
Down
  1. name of the ionic compound NaCl
  2. any material that has mass and volume
  3. a negatively charged sub-atomic particle found around the nucleus
  4. the name of a vertical column on the periodic table
  5. a pure substance made of more than one type of atom that is chemically combined
  6. a charged atom
  7. the smallest unit of matter, made of protons, neutrons and electrons
  8. an uncharged sub-atomic particle found in the nucleus
  9. he used the gold foil experiment to identify the presence of the nucleus
  10. a ______________ mixture of two or more substances, but you can identify the parts of the mixture
  11. the number of electrons that can fit in the first shell
  12. a positively charged sub-atomic particle found in the nucleus
  13. the term we use to describe what matter is made of
  14. an element that is a good conductor of electricity, malleable, and typically solid at room temperature
  15. the ___________ rule states the number of electrons in the outmost should be 8 to fill the energy level

30 Clues: a charged atom • the charge of a proton • a negatively charged ion • a positively charged ion • the charge of an electron • name of the ionic compound NaCl • any material that has mass and volume • electrons in the outermost energy level • a pure substance made of only one type of atom • the number of shells in a neutral calcium atom • ...

Chemistry 2023-10-18

Chemistry crossword puzzle
Across
  1. atomic number 54
  2. describes the tendency of an atom or function
  3. arrangement of chemicals in rows and columns
  4. atomic symbol K
  5. neutral part of a atom
  6. atomic symbol Hg
  7. atomic symbol Au
  8. atomic symbol O
  9. positive part of an atom
  10. metallic element with a silvery white shiny appearance
Down
  1. atomic symbol C
  2. negatively charged part of an atom
  3. atomic symbol H
  4. atomic symbol Ag and atomic number 47
  5. makes up everything
  6. atomic symbol Pb
  7. atomic number 36
  8. atomic symbol Sn
  9. atomic symbol Cl
  10. atomic number 53
  11. atomic number 11

21 Clues: atomic symbol C • atomic symbol H • atomic symbol K • atomic symbol O • atomic number 54 • atomic symbol Pb • atomic number 36 • atomic symbol Sn • atomic symbol Hg • atomic symbol Cl • atomic number 53 • atomic symbol Au • atomic number 11 • makes up everything • neutral part of a atom • positive part of an atom • negatively charged part of an atom • atomic symbol Ag and atomic number 47 • ...

Chemistry 2023-10-27

Chemistry crossword puzzle
Across
  1. Warna unsur halogen klorin.
  2. Hanya sedikit terdapat di alam dan merupakan peluruhan dari pitchblende atau uraninite (U3O8).
  3. Garam yang di dalamnya dialiri dengan natrium hidrigensulfit secara reduksi ion iodat untuk pembentukan lodium.
  4. Senyawa asam halogenida yang memiliki titik didih paling tinggi.
  5. Sifat fisika gas mulia.
  6. Sifat Unsur-unsur logam alkali tanah yang hanya ditemukan di alam dalam bentuk senyawa.
  7. Sebagai mineral silikat, spodumen {LiAl(SiO3)2} dan lepidolit{Li2Al2(SiO3)3FeOH2}.
  8. Persenyawaan unsur golongan utama yang jarang ditemukan di alam.
  9. Digunakan untuk membuat filter polarisasi pada kacamata hitam.
  10. Proses dari elektrolisis lelehan natrium klorida yang dicampur dengan kalsium klorida.
  11. Unsur alkali tanah yang memunculkan warna merah.
  12. Unsur halogen yang jarang ditemui di alam.
  13. Sumber utama bromin.
  14. Daya oksidasi yang dimiliki flourin dibanding halogen yang lain.
  15. Suatu ukuran keberadaan suatu zat relative terhadap seluruh zat yang ada di lingkungan.
  16. Logam yang bereaksi dengan gas nitrogen.
  17. Pemberian tekanan pada gas alam kemudian didinginkan dengan cepat sehingga bisa dipisahkan.
  18. Sifat unsur halogen yang berwarna kuning muda.
  19. Digunakan sebagai osilator untuk aplikasi dinavigasi dan komunikasi militer.
Down
  1. Sifat unsur alkali yang memiliki nomor atom 55.
  2. Salah satu unsur alkali yang banyak di alam.
  3. Kelimpahan barium logam alkali tanah di alam.
  4. Memiliki sifat gisika sebagai Penghantar panas dan listrik yang baik (konduktor).
  5. Gas mulia yang memiliki konsentrasi 0,000008 %.
  6. Warna yang dihasilakn oleh unsur halogen lodin.
  7. Digunakan mengisi lampu reklame yang memberikan warna merah ketika dialiri listrik.
  8. Sedikit sekali, berasal dari peluruhan Aktinium (Ac). Bersifat radioaktif dengan waktu paruh 21.8 menit.
  9. Senyawanya untuk kembang api.
  10. Asal bahasa halogen yang memiliki arti pembuat garam.
  11. Untuk sistem peringatan gempa, kadar Rn pada bebatuan dijadikan indikator adanya gempa bumi.
  12. Pemanfaatan unsur persenyawaan klorin Garam dapur NaCl dalam dunia medis.
  13. Pengisi bola lampu pijar karena tidak bereaksi dengan kawat wofram pada suhu tinggi.
  14. Unsur alkali tanah yang memiliki titik didih 2970°C.
  15. Pengisi balon gas karena ringan dan tidak reaktif.
  16. Sebagai pollusit (Cs4Al4Si9O26.H2O).
  17. Arti kata alkali dati bahasa Arab.
  18. Unsur gas mulia yang paling banyak terdapat di udara.
  19. Mineral yang mengandung stronsium.
  20. Bentuk unsur-unsur gas mulia di alam.
  21. Terdapat dalam senyawa logam bromide pada air laut mati, kadarnya sekitar 4.500 - 5.000 ppm.

40 Clues: Sumber utama bromin. • Sifat fisika gas mulia. • Warna unsur halogen klorin. • Senyawanya untuk kembang api. • Arti kata alkali dati bahasa Arab. • Mineral yang mengandung stronsium. • Sebagai pollusit (Cs4Al4Si9O26.H2O). • Bentuk unsur-unsur gas mulia di alam. • Logam yang bereaksi dengan gas nitrogen. • Unsur halogen yang jarang ditemui di alam. • ...

Chemistry 2024-04-25

Chemistry crossword puzzle
Across
  1. When a solvent is not able to dissolve more solute
  2. A positively charged ion
  3. How many oxygen atoms are in carbon monoxide
  4. A particle that has an electric charge
  5. Boron has an atomic number of ____
  6. Baking soda is a ____
  7. Milk is a ____
  8. The solvent ____ the solute
  9. Carbon + ____ = Carbon dioxide
  10. Helium is a ____ gas
  11. What element does Ti stand for
  12. Bases turn litmus paper ____
  13. Acids produce ____ ions
  14. Chlorine is a ____
  15. Orange juice is an ____
  16. A base is ____
  17. How many nonmetals are on the periodic table
  18. Silicon is a ____
Down
  1. Bases produce ____ ions
  2. What is the "Universal Solvent"
  3. Rn stands for what on the periodic table
  4. Sand and water make a ____ mixture
  5. Chalk powder in water is a ____
  6. Does the dissolving
  7. Platinum is a ____
  8. A negatively charged ion
  9. Acids turn litmus paper ____
  10. Where are the noble gases found on the periodic table
  11. Sugar and water create a ____
  12. Dissolves into another substance
  13. When balancing an equation you ____
  14. The study of matter
  15. Lithium has an atomic number of ____
  16. Fluoride and ____ create BeF2
  17. H2O is a ____

35 Clues: H2O is a ____ • Milk is a ____ • A base is ____ • Silicon is a ____ • Platinum is a ____ • Chlorine is a ____ • Does the dissolving • The study of matter • Helium is a ____ gas • Baking soda is a ____ • Bases produce ____ ions • Acids produce ____ ions • Orange juice is an ____ • A positively charged ion • A negatively charged ion • The solvent ____ the solute • Acids turn litmus paper ____ • ...

chemistry 2024-04-23

chemistry crossword puzzle
Across
  1. State in which forward and reverse reactions are balanced
  2. Force exerted by a substance per unit area
  3. Substance present at the start of a chemical reaction
  4. Principle stating that mass and energy are conserved in a system
  5. Group 1 elements in the periodic table
  6. Formula showing the simplest ratio of elements in a compound
  7. Process of changing directly from gas to solid
  8. Process of changing from gas to liquid
  9. Group 18 elements in the periodic table
  10. Speed at which a chemical reaction occurs
  11. Substance with a bitter taste and pH greater than 7
  12. Basic unit of matter
  13. Substance used to show the presence of another substance
  14. Substance dissolved in a solvent
  15. Measure of acidity or alkalinity
  16. Repeating pattern in the properties of elements
  17. Process of joining atoms together
  18. Elements in the middle of the periodic table
  19. Horizontal row in the periodic table
  20. Electrically charged atom or molecule
  21. Homogeneous mixture of two or more substances
  22. Expression representing a chemical compound
  23. Region of space where an electron is likely to be found
  24. Capacity to do work or produce heat
  25. Substance made of only one type of atom
  26. Molecule upon which an enzyme acts
  27. State of matter
  28. Relating to molecules
  29. Process of changing from solid to liquid
  30. State of matter with no fixed shape or volume
  31. Arrangement of atoms in a molecule
  32. Mixing of atomic orbitals
  33. Process of reducing the concentration of a solution
  34. Element that lacks metallic properties
  35. Study of reaction rates
  36. Measure of disorder in a system
  37. Characteristic of a substance
Down
  1. Process of changing from liquid to gas
  2. Neutral subatomic particle found in the nucleus
  3. Group of atoms bonded together
  4. Substance with distinct properties and composition
  5. Process of changing directly from solid to gas
  6. Chart displaying chemical elements
  7. State of matter with a fixed volume but no fixed shape
  8. Gaseous state of a substance
  9. Substance capable of dissolving other substances
  10. Spontaneous emission of radiation from an unstable nucleus
  11. Element that is typically shiny and conducts electricity
  12. Perfect or theoretical
  13. Process of changing from liquid to solid
  14. Amount of solute in a solvent
  15. Chemical reaction absorbing heat
  16. Substance composed of two or more elements
  17. Relating to atoms
  18. Element with properties of both metals and nonmetals
  19. Type of bond formed by sharing electrons
  20. Vertical column in the periodic table
  21. Process that involves the transformation of substances
  22. Positively charged subatomic particle
  23. Study of energy changes in chemical reactions
  24. Table organizing elements by atomic number
  25. Measure of an atom's ability to attract electrons
  26. Group 17 elements in the periodic table
  27. Central part of an atom containing protons and neutrons
  28. Force holding atoms together in a molecule
  29. Amount of matter in an object
  30. Force exerted on an object due to gravity
  31. Process of changing from liquid to gas
  32. Atoms of the same element with different numbers of neutrons
  33. Negatively charged subatomic particle
  34. Substance that increases the rate of a chemical reaction
  35. Bond formed by the transfer of electrons
  36. Energy required to initiate a chemical reaction
  37. Substance formed as a result of a chemical reaction
  38. Substance with a sour taste and pH less than 7
  39. State of matter with a fixed shape and volume
  40. Chemical reaction releasing heat

77 Clues: State of matter • Relating to atoms • Basic unit of matter • Relating to molecules • Perfect or theoretical • Study of reaction rates • Mixing of atomic orbitals • Gaseous state of a substance • Amount of solute in a solvent • Amount of matter in an object • Characteristic of a substance • Group of atoms bonded together • Measure of disorder in a system • ...

Introduction of chemistry 2017-09-20

Introduction of chemistry crossword puzzle
Across
  1. Chemistry is the study of chemicals that in general do not contain carbon and are found in non-living things
  2. is the study of the composition of matter and the changes matter undergoes
  3. is the study of processes that take place in living organisms
  4. Chemistry is the research that is directed toward a practical goal or application
Down
  1. Chemistry is the area that deals with the mechanisms, rate, and energy transfers
  2. chemistry is defined as the study of all chemicals containing carbon
  3. chemistry is the area of study that focuses on the composition of matter
  4. theory are the particles of matter in a constant motion
  5. is anything that has mass and occupies space
  6. Chemistry is the pursuit of chemical knowledge for its own sake

10 Clues: is anything that has mass and occupies space • theory are the particles of matter in a constant motion • is the study of processes that take place in living organisms • Chemistry is the pursuit of chemical knowledge for its own sake • chemistry is defined as the study of all chemicals containing carbon • ...

Green Chemistry 2022-12-09

Green Chemistry crossword puzzle
Across
  1. can be prevented by making safer chemicals
  2. a substance that speeds up a reaction.
  3. reuse, reduce, _______; something everyone should do.
  4. a mixture of pollutants made up mostly of ground level ozone
  5. an example of an environmentally preferable solvent; C₂H₆O
Down
  1. the long-term warming of the planet's overall temperature.
  2. another name for green chemistry is ___________ chemistry.
  3. the first principle of green chemistry
  4. Father of green chemistry
  5. the second principle of green chemistry;developed by Barry Trost.

10 Clues: Father of green chemistry • the first principle of green chemistry • a substance that speeds up a reaction. • can be prevented by making safer chemicals • reuse, reduce, _______; something everyone should do. • the long-term warming of the planet's overall temperature. • another name for green chemistry is ___________ chemistry. • ...

Chemistry 2013-01-14

Chemistry crossword puzzle
Across
  1. this is the process by which liquid turns to gas.
  2. this H2O is an example of?
  3. Volume is the amount of ? a substance takes.
  4. milk is an example of ?
  5. the smallest particle of an element that has the properties of that element.
  6. Sugar will ? through tea until the entire cup of tea is sweet.
  7. I discovered the Brownian Motion in 1872.
  8. point 100 degress celcius is the boiling point for pure liquids.
  9. this is the process by which solid turns to liquid.
  10. ice is an example of?
  11. This is when molecules of two different substances cling together.
  12. this consists of tiny particles of matter that are dispersed evenly throughout a gas, liquid, or solid.
  13. this energy is needed for the Brownian motion.
Down
  1. you can see this over a boiling pot of water.
  2. I am the erratic random movement of microscopic particles in a fluid
  3. Vapour is an example of?
  4. When a solid changes to a liquid it is called what?
  5. this is everything around you.
  6. this is a substance that cannot be separated into a simpler substance.
  7. I am the process by which molecules of a solvent tend to pass through a semipermeable membrane from a less concentrated solution into a more concentrated one.
  8. What is it called when a solid changes directly into a gas?
  9. are close together with no regular arrangement.
  10. this is a substance that cannot be separated into a simpler substance.

23 Clues: ice is an example of? • milk is an example of ? • Vapour is an example of? • this H2O is an example of? • this is everything around you. • I discovered the Brownian Motion in 1872. • Volume is the amount of ? a substance takes. • you can see this over a boiling pot of water. • this energy is needed for the Brownian motion. • are close together with no regular arrangement. • ...

Chemistry 2012-06-07

Chemistry crossword puzzle
Across
  1. / ________ could be any fossil fuel (methane, ethane, propane, butane), and is used in the process of combustion.
  2. / The symbols of elements are printed in different colors, depending on their states. If black indicates solids, red indicates gasses, what color indicates liquids.
  3. / The atomic number is identifies the number of ________ there is in an atom.
  4. Displacement / ________ is a chemical reaction that involves both an element and a compound, which reacts so that the element displaces another element in a compound.
  5. / ________ are found on the left hand side of the periodic table. (e.g. Ca, Li)
  6. / These substances, in even the smallest of doses, can poison, cause injury, or even death if consumed, absorbed through the skin, or inhaled.
  7. / In the innermost (first) valence shelf there are always ________ electrons.
  8. / Known as the acid base reaction, this reaction’s reactants are acids and bases, and produce water and salt, this is also a double displacement action.
  9. Metals / ________ are shiny, silvery metals, that are highly reactive, and form white solids as compounds.
  10. / This material safety system was created to protect people from dangers within the home.
  11. / The law of conservation states that all atoms cannot be created or ________ .
  12. / An anion is an ion that has a negative charge, and a ________ is an ion with a positive charge. This type of ion is always a metal.
Down
  1. / The products of a neutralization reaction is salt and ________.
  2. / ________ bonds occur when metal transfers at least one of it’s electrons to a non-metal to gain a total of 8 valence electrons, thus making it stable. A strong attraction is formed between positive and negative ions in this compound.
  3. Scale / This scale measures the concentration of hydrogen and is stands for the “power of hydrogen”.
  4. / ________ is the fast reaction between a substance with oxygen creating oxides, and is also known as burning.
  5. / The four types of reactions are: Synthesis, ________, Single Displacement, and Double Displacement.
  6. ________ A chemical that is present at the beginning of the chemical reaction, and is later used in the process of the reaction.
  7. / This compound separates into ions when it dissolves in water creating a solution that conducts electricity.
  8. / ________ are dull, brittle, non-acidic, found in all 3 states at room temperature, and are often insulators.
  9. / This compound dissociates in water (aqueous solution to create hydrogen (H+) ions. Properties of this compound include: reacts with metals and carbonates, conducts electricity, turns blue litmus paper red, neutralizes bases, and is sour.
  10. / Incomplete Combustion, which is when not all of the carbon from the hydrocarbon is changed into carbon dioxide, happens when ________ is limited.
  11. / Inside the nucleus neutrons and ________ can be found.
  12. / This physical property relies on the sense of smell. Words used to describe include odourless, spicy, sharp, burnt, strong or sweet.
  13. / The four products of incomplete combustion are CO (Carbon Monoxide), CO2 (Carbon Dioxide), ________, and C (Carbon / Soot).
  14. / All elements are made up of particle s called ________

26 Clues: / Inside the nucleus neutrons and ________ can be found. • / All elements are made up of particle s called ________ • / The products of a neutralization reaction is salt and ________. • / The atomic number is identifies the number of ________ there is in an atom. • / In the innermost (first) valence shelf there are always ________ electrons. • ...

Chemistry 2012-06-07

Chemistry crossword puzzle
Across
  1. All elements are made up of particle s called ________
  2. ________ are dull, brittle, non-acidic, found in all 3 states at room temperature, and are often insulators.
  3. ________ are found on the left hand side of the periodic table. (e.g. Ca, Li)
  4. The four products of incomplete combustion are CO (Carbon Monoxide), CO2 (Carbon Dioxide), ________, and C (Carbon / Soot).
  5. ________ is a chemical reaction that involves both an element and a compound, which reacts so that the element displaces another element in a compound.
  6. This compound dissociates in water (aqueous solution to create hydrogen (H+) ions. Properties of this compound include: reacts with metals and carbonates, conducts electricity, turns blue litmus paper red, neutralizes bases, and is sour.
  7. This compound separates into ions when it dissolves in water creating a solution that conducts electricity.
  8. This material safety system was created to protect people from dangers within the home.
  9. Inside the nucleus neutrons and ________ can be found.
  10. ________ bonds occur when metal transfers at least one of it’s electrons to a non-metal to gain a total of 8 valence electrons, thus making it stable. A strong attraction is formed between positive and negative ions in this compound.
  11. An anion is an ion that has a negative charge, and a ________ is an ion with a positive charge. This type of ion is always a metal.
  12. This physical property relies on the sense of smell. Words used to describe include odourless, spicy, sharp, burnt, strong or sweet.
  13. These substances, in even the smallest of doses, can poison, cause injury, or even death if consumed, absorbed through the skin, or inhaled.
  14. In the innermost (first) valence shelf there are always ________ electrons.
  15. ________ is the fast reaction between a substance with oxygen creating oxides, and is also known as burning.
Down
  1. Incomplete Combustion, which is when not all of the carbon from the hydrocarbon is changed into carbon dioxide, happens when ________ is limited.
  2. ________ are shiny, silvery metals, that are highly reactive, and form white solids as compounds.
  3. ________ A chemical that is present at the beginning of the chemical reaction, and is later used in the process of the reaction.
  4. The atomic number is identifies the number of ________ there is in an atom.
  5. ________ could be any fossil fuel (methane, ethane, propane, butane), and is used in the process of combustion.
  6. The four types of reactions are: Synthesis, ________, Single Displacement, and Double Displacement.
  7. Known as the acid base reaction, this reaction’s reactants are acids and bases, and produce water and salt, this is also a double displacement action.
  8. This scale measures the concentration of hydrogen and is stands for the “power of hydrogen”.
  9. The law of conservation states that all atoms cannot be created or ________ .
  10. The symbols of elements are printed in different colors, depending on their states. If black indicates solids, red indicates gasses, what color indicates liquids.
  11. The products of a neutralization reaction is salt and ________.

26 Clues: All elements are made up of particle s called ________ • Inside the nucleus neutrons and ________ can be found. • The products of a neutralization reaction is salt and ________. • The atomic number is identifies the number of ________ there is in an atom. • In the innermost (first) valence shelf there are always ________ electrons. • ...

Chemistry 2013-05-06

Chemistry crossword puzzle
Across
  1. of Vaporation The Heat (or Enthalpy) of Vaporization is the quantity of heat that must be absorbed if a certain quantity of liquid is vaporized at a constant temperature.
  2. Characteristics Any of a class of organic compounds corresponding to the inorganic salts and formed from an organic acid and an alcohol.
  3. with acids A chemical reactions produce by an acid which effects leveled upon polyester elastomers.
  4. Heat- The heat required to raise the temperature of the unit mass of a given substance by a given amount (usually one degree).
  5. Combining lighter atomic nuclei to form a heavier nucleus, energy are released.
  6. Any of numerous organic compounds, such as benzene and methane that contain only carbon and hydrogen.
  7. reaction- A spontaneous reaction is a reaction that doesn't require.
  8. reduction reactions A reaction in which electrons are transferred from a donor (the reducing agent) to an acceptor molecule (the oxidizing agent).
  9. Gas Temperature The ideal gas temperature scale is based on the fact that all gases become ideal in the limit of zero pressure.
  10. Of a chemical reaction or compound occurring or formed with the evolution of heat
  11. Mass A number equal to the sum of the atomic masses of the atoms in a molecule.
Down
  1. prefixes hydro means water or H2O and hydrocarbon prefix is number of carbon atoms in water.
  2. Reactions- a chemical reaction and its reverse proceed at equal rates.
  3. Molecules A molecule may be said to have.
  4. Change A whole reaction is negative.
  5. The act or process of splitting into parts.
  6. Accompanied by or requiring the absorption of heat.
  7. Composition The percent composition of a component in a compound is the percent of the total mass of the compound that is due to that component.
  8. Fission A nuclear reaction in which a heavy nucleus splits spontaneously or on impact with another particle, with the release of energy
  9. A concentration unit, defined to be the number of moles of solute divided by the number of liters of solution.
  10. of energy Because energy is defined via work, the SI unit for energy is the same as the unit of work

21 Clues: Change A whole reaction is negative. • Molecules A molecule may be said to have. • The act or process of splitting into parts. • Accompanied by or requiring the absorption of heat. • reaction- A spontaneous reaction is a reaction that doesn't require. • Reactions- a chemical reaction and its reverse proceed at equal rates. • ...

CHEMISTRY 2013-07-18

CHEMISTRY crossword puzzle
Across
  1. literally salt formers
  2. ability to drawn into wire
  3. smallest estimated digit
  4. consists of positively-charged nucleus at the center surrounded by negatively- charged electrons
  5. Theory when the volume increases the density becomes smaller
  6. Figures refers to the number of exact digits plus one digit which is estimated
  7. acceleration due to gravity
  8. refers to the number of protons and electrons
  9. form complex ions ; highly colored
  10. Smallest exact digit
  11. simplest form of matter
  12. amount of space matter occupies
  13. a measure of the pull of gravity of the earth from a body
  14. ratio of mass of a substance per unit volume
  15. phenomenon wherein a substance can behave as acid or base at the same time
Down
  1. anomalous substance
  2. systematic arrangement of known elements based on increasing atomic number
  3. best conductor of heat
  4. Gravity ratio of the weight of a substance to the weight of equal volume of water
  5. components are easily separated
  6. form strong bases, very reactive and soluble in water
  7. metals used in the making of coins
  8. all molecular motion is dead
  9. System also called the Decimal System
  10. amount of mass in a body
  11. to indicate multiple / submultiple of fundamental unit
  12. can be flattened into thin sheets
  13. process of comparing something with a Standard to see how many times as big it is with a standard
  14. anything that has mass and volume
  15. formed by combining elements; ha definite ratio

30 Clues: anomalous substance • Smallest exact digit • literally salt formers • best conductor of heat • simplest form of matter • smallest estimated digit • amount of mass in a body • ability to drawn into wire • acceleration due to gravity • all molecular motion is dead • components are easily separated • amount of space matter occupies • can be flattened into thin sheets • ...

CHEMISTRY 2013-07-18

CHEMISTRY crossword puzzle
Across
  1. a miniature solar system
  2. very stable and not reactive
  3. a measure of the full of gravity of the earth in a body
  4. Group or family
  5. left side of the periodic table
  6. distance from the nucleus to the last energy level
  7. smallest estimated value
  8. good element of a body
  9. mass of substance per unit volume
  10. transition element and it is in the middle of the periodic table
  11. refers to the number of protons equal to number of electrons
  12. retain only 1 uncertain digit
  13. rare earth elements
  14. salt-form
Down
  1. number plus unit correct of significant figure
  2. wherein substance can believe as acid or base at the same time
  3. form strong bases
  4. refers us to the number of exact digits plus one digit which is estimated
  5. right side of the periodic table
  6. organized, systematic arrangement of known elements based on INCREASING atomic number
  7. building blocks of element
  8. amount of matter in an object
  9. responsible if condition is maintained
  10. expansion due to increase kinetic energy of molecule
  11. zero all molecular motion are dead
  12. combining of two or more elements in definite combination or ratio
  13. constant composition
  14. a negatively charged subatomic particle
  15. a pure substance that cannot be broken down into simpler substance by a chemicalreaction
  16. smallest exact digit or line which is taken directly from device

30 Clues: salt-form • Group or family • form strong bases • rare earth elements • constant composition • good element of a body • a miniature solar system • smallest estimated value • building blocks of element • very stable and not reactive • amount of matter in an object • retain only 1 uncertain digit • left side of the periodic table • right side of the periodic table • ...

Chemistry 2013-09-12

Chemistry crossword puzzle
Across
  1. 36
  2. focuses on composition of matter
  3. any part of a sample with uniform composition and properties
  4. a major export of Arkansas
  5. has definite shape, volume, and mass
  6. study of substances not containing carbon
  7. mixture that is not uniform in composition
  8. basis for computer industry
  9. pH higher than 7
  10. pH lower than 7
  11. 95
  12. a homogenous mixture
  13. area of chemistry that focuses on processes inside organisms
  14. depends on type of matter
  15. Au
  16. a physical blend of two or more substances
  17. matter that has a uniform and definite composition
  18. smaller portion in a solution
  19. lightest element
Down
  1. found in bananas
  2. alloys well with steel
  3. process that separates a solid from a liquid
  4. amount of matter in an object
  5. form of matter that has a fixed volume and mass
  6. measure of space occupied by a sample of matter
  7. depends on amount of matter
  8. burns with a white hot flame
  9. has mass and takes up space
  10. 50
  11. process used to separate components using differences in boiling points
  12. Co
  13. mixture that is uniform in composition
  14. larger portion in a solution
  15. white and chalky
  16. deals with mechanisms, rate, and energy transfer when matter undergoes a change
  17. 59
  18. rusts easily
  19. 6.02 times 10 to the 23rd power
  20. study of compounds containing carbon
  21. the gaseous state of a substance that is normally solid or liquid at room temperature
  22. form of matter that has no definite shape, volume, and mass
  23. oldest artificial sweetener. made by someone looking for more uses of coal tar
  24. makes table salt with chlorine
  25. used for breathing, very flammable

44 Clues: 36 • 50 • Co • 59 • 95 • Au • rusts easily • pH lower than 7 • found in bananas • white and chalky • pH higher than 7 • lightest element • a homogenous mixture • alloys well with steel • depends on type of matter • a major export of Arkansas • depends on amount of matter • has mass and takes up space • basis for computer industry • burns with a white hot flame • larger portion in a solution • ...

CHEMISTRY 2013-09-28

CHEMISTRY crossword puzzle
Across
  1. : matter of particular or definite chemical constitution
  2. : refers to number of moles of solute per kilogram of solution
  3. : depends on the measuring device which is carefully calibrated and in good working order
  4. : to separate into constituent parts or elements or into simpler compounds
  5. : Swedish astronomer Anders _____
  6. : the process of passing through or as if through a filter
  7. : the study of compound not-covered by organic chemistry
  8. : are that is reproducible, so that repeating the measurement produce values that are very close to one another
  9. : is defined as a loss of electron which cause an atom or ionto have either decrease in negative charge or an increase in positive charge.
  10. : a pure substance which may be broken down or decomposed by chemical means into two or more chemical means
  11. : contains two or more atom chemically joined together
  12. : defined as a gain of electron which cause the atom or ion to have an increase in negative charge or decrease in positive charge
  13. : a glass object used to hold chemical fluids
  14. : a store or accumulation of impelling force
  15. : smallest unit of element having the properties of that element
Down
  1. : instrument for determining temperature
  2. : when two or more substance contained physically
  3. : a single electron or one of two or more electron in the outer shell of an atom that is responsible for the chemical properties of the atom
  4. : taken up and retained under some conditions of humidity and temperature
  5. : is the property which reflects the quantity of matter in a sample
  6. : process in which the system absorbs energy from its surroundings in the form of heat
  7. : to dissipate or draw off in vapour or fumes
  8. branch of chemistry that studies carbon and its compounds; the study of the chemistry of life
  9. : William Thomson or lord _____
  10. : characterized by or formed with evolution of heat
  11. : is the mass per unit of volume
  12. : Daniel Gabriel _____
  13. : a process of absorption or diffusion suggestive of the flow of osmotic action
  14. : are homogenious and heterogeneous which have variable compositions
  15. : substance which has not been resolved into simplier substance by chemical means

30 Clues: : Daniel Gabriel _____ • : William Thomson or lord _____ • : is the mass per unit of volume • : Swedish astronomer Anders _____ • : instrument for determining temperature • : a store or accumulation of impelling force • : to dissipate or draw off in vapour or fumes • : a glass object used to hold chemical fluids • : when two or more substance contained physically • ...

Chemistry. 2013-11-02

Chemistry. crossword puzzle
Across
  1. contains the maximum amount of solute that can be dissolved in a solvent at a particular temperature.
  2. contains large amount of substance.
  3. scaterring of light through a colloidal system.
  4. he created the concept of atomism.
  5. study of matter and the changes it undergoes.
  6. comparison between unknown quantities using a standard unit.
  7. space occupied by the gas particles.
  8. the volume of a gas is directly proportional to the amount of substance (mole) keeping the temperature and pressure constant.
  9. attraction of solute particles to solvent particles.
  10. a type of hypothesis wherein the statement is in negative form.
  11. law the pressure of a gas is directly proportional to the temperature at constant volume and amount of gas.
  12. Chemistry study of substances without carbon.
Down
  1. they have definite number of atoms and they are chemically compound.
  2. chemistry of life.
  3. contains less amount of solute than the solvent.
  4. random zigzag movement (motion) of colloidal particles.
  5. a way of expressing very large or very small numbers.
  6. modern form of measurement.
  7. used the cathode ray tube to prove the existence of electrons.
  8. commonly used system of measurement.
  9. solid indefinite arrangement of particle
  10. the pressure of a gas is inversely proportional to the volume at constant temperature and amount of gas particles.
  11. solid there is a specific arrangement of the particle.
  12. positively charged elements; loss of electrons.
  13. a type of hypothesis wherein it shows the positive effect or correlation of your statement.
  14. contains the dispersed particle and dispersing medium.
  15. sticks to the surface of the colloidal system.
  16. substance that tells us that it is an acid or a base due to color change.
  17. ability of a solution to dissolve a solute in a solvent at a perticular temperature.
  18. penetrates the wall of the colloidal system.

30 Clues: chemistry of life. • modern form of measurement. • he created the concept of atomism. • contains large amount of substance. • commonly used system of measurement. • space occupied by the gas particles. • solid indefinite arrangement of particle • penetrates the wall of the colloidal system. • study of matter and the changes it undergoes. • ...

Chemistry. 2013-11-02

Chemistry. crossword puzzle
Across
  1. the pressure of a gas is inversely proportional to the volume at constant temperature and amount of gas particles.
  2. solid indefinite arrangement of particle
  3. a type of hypothesis wherein it shows the positive effect or correlation of your statement.
  4. sticks to the surface of the colloidal system.
  5. a way of expressing very large or very small numbers.
  6. space occupied by the gas particles.
  7. scaterring of light through a colloidal system.
  8. contains large amount of substance.
  9. positively charged elements; loss of electrons.
  10. random zigzag movement (motion) of colloidal particles.
  11. attraction of solute particles to solvent particles.
  12. solid there is a specific arrangement of the particle.
  13. ability of a solution to dissolve a solute in a solvent at a perticular temperature.
  14. substance that tells us that it is an acid or a base due to color change.
  15. law the pressure of a gas is directly proportional to the temperature at constant volume and amount of gas.
Down
  1. penetrates the wall of the colloidal system.
  2. modern form of measurement.
  3. chemistry of life.
  4. he created the concept of atomism.
  5. used the cathode ray tube to prove the existence of electrons.
  6. contains the maximum amount of solute that can be dissolved in a solvent at a particular temperature.
  7. a type of hypothesis wherein the statement is in negative form.
  8. study of matter and the changes it undergoes.
  9. commonly used system of measurement.
  10. contains less amount of solute than the solvent.
  11. comparison between unknown quantities using a standard unit.
  12. contains the dispersed particle and dispersing medium.
  13. the volume of a gas is directly proportional to the amount of substance (mole) keeping the temperature and pressure constant.
  14. Chemistry study of substances without carbon.
  15. they have definite number of atoms and they are chemically compound.

30 Clues: chemistry of life. • modern form of measurement. • he created the concept of atomism. • contains large amount of substance. • space occupied by the gas particles. • commonly used system of measurement. • solid indefinite arrangement of particle • penetrates the wall of the colloidal system. • study of matter and the changes it undergoes. • ...

chemistry 2013-10-26

chemistry crossword puzzle
Across
  1. energy produce as a difference in temperature
  2. compounds of non metals
  3. property of substance depends on the amount present
  4. pack of energy
  5. polyatomic ions
  6. mole of solute per kilogram of solution
  7. measures air pressure
  8. charged atoms
  9. oxygen group
  10. blueprint of elements
  11. positive electron
  12. noble gas
  13. salt former group of elements
  14. most electronegative element
  15. most highly reactive group of metal
  16. ability of metal to expand
  17. most abundant element
  18. most reactive element in activity series
Down
  1. shell outermost energy level
  2. particles of light
  3. discovered neutron
  4. tendency to attract electrons of an atom to itself
  5. colloids with attraction between dispersed phase and medium
  6. father of nuclear physics
  7. discovered phlogiston
  8. semimetals
  9. discovered chemical structure of benzene
  10. energy needed to remove the most loosely bound electron
  11. process of separating colors
  12. collectively called for proton and neutron
  13. colloids with no attraction between dispersed phase and medium
  14. father of vulcanization
  15. tingling sound of metals
  16. first artificial element
  17. colloids property to ooze out water
  18. element where country argentina got its name
  19. any material under study

37 Clues: noble gas • semimetals • oxygen group • charged atoms • pack of energy • polyatomic ions • positive electron • particles of light • discovered neutron • discovered phlogiston • measures air pressure • blueprint of elements • most abundant element • compounds of non metals • father of vulcanization • tingling sound of metals • first artificial element • any material under study • ...

chemistry 2013-12-16

chemistry crossword puzzle
Across
  1. anything that takes up space
  2. temperature that liquid changes to a gas
  3. smallest subatomic particle
  4. negetively charged atom in a compound (nonmetal)
  5. flamability melting/boiling point
  6. changes composition
  7. gas changing to a liquid
  8. the fourth state of mater
  9. changes from liquid to gas
  10. change from liquid to solid
  11. positively charged atom in a compound (metal)
  12. a mixture that appears to be the same(kool-aid)
  13. the last group on the periodic table
Down
  1. temperature that solid changes to a liquid
  2. number of protons in an atom
  3. changes physical properties without changing composition
  4. size shape color composition ect.
  5. protons+neutrons
  6. electrons in the outer shell of an atom
  7. change from solid to liquid
  8. a mixture containing two different states of matter

21 Clues: protons+neutrons • changes composition • gas changing to a liquid • the fourth state of mater • changes from liquid to gas • smallest subatomic particle • change from solid to liquid • change from liquid to solid • anything that takes up space • number of protons in an atom • size shape color composition ect. • flamability melting/boiling point • the last group on the periodic table • ...

Chemistry 2014-02-10

Chemistry crossword puzzle
Across
  1. HClO4
  2. include all chemical reactions in which atoms have their oxidation state
  3. Ag
  4. electrons that are found on the outer shell of an element
  5. bitter in taste
  6. build up of charge on the surface of objects due to contact w/ other surface
  7. compound containing -OH
  8. separation of substance into two or more substances that may differ from each other
  9. two or more element or compounds combined together to form a single compound
  10. concentration of solute per liter of solution
  11. positively charge ion
  12. compounds containing the polyatomic ion
  13. salty in nature
  14. molecules exhibits a depole or partially positively and negatively charege ends
  15. percent hydrogen
Down
  1. used in determining the chemical formula of the given compound
  2. pb
  3. sour in taste
  4. the atoms shared electrons equally and acquire no charge
  5. containing HCO3
  6. vitamin c
  7. HNO3
  8. concentration of solute per Kg of solution
  9. amount of substance
  10. involves of sharing of electrons
  11. attractive force that exist between atoms and hold them together
  12. compounds incorporated w/ water molecules
  13. there is a complete transfer of electron from one atom to another
  14. Au
  15. combination of two elements
  16. negatively charge ion

31 Clues: pb • Ag • Au • HNO3 • HClO4 • vitamin c • sour in taste • bitter in taste • containing HCO3 • salty in nature • percent hydrogen • amount of substance • positively charge ion • negatively charge ion • compound containing -OH • combination of two elements • involves of sharing of electrons • compounds containing the polyatomic ion • compounds incorporated w/ water molecules • ...

Chemistry 2014-02-16

Chemistry crossword puzzle
Across
  1. Positively charge ion.
  2. Zn
  3. K
  4. H
  5. Dinitrogen Tetraoxide
  6. The atom shared electrons equally and acquired no charge.
  7. There is a build-up of charge on the surface of objects to contact with other surface.
  8. Six
  9. Used in determining the chemical formula of given compound.
  10. Dichlorine Oxide
  11. Two
  12. Salty in nature.
  13. Bitter in taste.
  14. Five
Down
  1. No
  2. An attractive force that exist between atoms and hold them together.
  3. Fr
  4. Negatively charge ion.
  5. Electrons that are found in the outer shell of an element.
  6. One
  7. W
  8. Sour in taste.
  9. Polar molecules exhibits a dipole or partially positively and negatively charge ends.
  10. Co
  11. Four
  12. Nine
  13. Seven
  14. Three
  15. There is a complete transfer of electron from one atom to another.
  16. Eight
  17. Ten

31 Clues: K • W • H • No • Fr • Zn • Co • One • Six • Ten • Two • Four • Nine • Five • Seven • Three • Eight • Sour in taste. • Dichlorine Oxide • Salty in nature. • Bitter in taste. • Dinitrogen Tetraoxide • Positively charge ion. • Negatively charge ion. • The atom shared electrons equally and acquired no charge. • Electrons that are found in the outer shell of an element. • ...

Chemistry 2015-08-23

Chemistry crossword puzzle
Across
  1. °C
  2. Total number of protons and neutrons in an atomic nucleus
  3. Positive charge ions
  4. Discovered radioactivity
  5. V/N = K
  6. Basic block of matter
  7. P/T = K
  8. A change not involving a change in the substance chemical activity
  9. Branch of physical science that stresses composition, structure, properties and change of matter
  10. Large marsupial
  11. Negative charge atoms
  12. Occur when a substance combines with another to form a new substance
  13. Property of a physical body which determines the strength of its initial gravitational attraction to other bodies
  14. Number of Proton in an element
  15. Coined the term “electrolysis”
  16. Subatomic particles with a symbol of N
  17. Liquid to solid
  18. Distribution of electrons of an atom or molecules in atomic or molecular orbitals
  19. Deals in calculating known quantity of material
  20. The only state of matter with a definite volume but no fixed shape
  21. Formulated the periodic table
  22. All non-zero digits are __________.
  23. °F
  24. Subatomic particles with a symbol of P or P+
  25. Study of chemical processes within and relating to living organisms
  26. State of matter characterized by particles arranged such that their shape and volume are relatively stable
  27. Liquid to gas process
Down
  1. V/T = K
  2. Proposed a mechanical universe with small solid masses in motion
  3. Describes the wave-like behavior of either one electron or a pair of electrons in an atoms.
  4. Anything that occupies space and has mass.
  5. State of matter where gas phase is heated until atomic electrons are no longer associated with any particular atomic nucleus
  6. Substance that is able to dissolve especially in water.
  7. The temperature at which it changes state from solid to liquid at atmospheric pressure
  8. Molecules composed of only two atoms
  9. K
  10. Likes to chase mice
  11. The minor component in a solution, dissolved in the solvent.
  12. Energy at rest
  13. Gas to liquid
  14. Energy in motion
  15. Has a trunk
  16. The first element in the periodic table
  17. The quantity of three-dimensional space enclosed by some closed boundary
  18. P1 x V1 = P2 x V2
  19. State of being correct or precise
  20. The temperature at which the vapor pressure of the liquid equals the pressure surrounds the liquid the liquid changes into a vapor
  21. All matter is composed of small, invisible particles
  22. Density of a substance relatively to some reference
  23. The study of the synthesis and behavior of inorganic and organometallic compounds
  24. H, He, N, O, F, Ne, Cl, Ar, Kr, Xe, and Rn
  25. State of matter in which the particles are free to flow
  26. pV = nRT
  27. Flying mammal
  28. Element that has an atomic number of 2
  29. Solid to gas
  30. Proposed an “Atomic Theory”
  31. Study of the separation, identification, and quantification of the chemical components of actual and artificial materials.
  32. Objective comparative measure of hot and cold
  33. A table of chemical elements arranged in order of atomic number, usually in rows.
  34. Deals with the identification of elements or grouping of elements present in a sample
  35. Refers to how well experimental data and values agree with each other in multiple tests
  36. Mass per unit volume
  37. Subatomic particles with a symbol of E- or B-

64 Clues: K • °C • °F • V/T = K • V/N = K • P/T = K • pV = nRT • Has a trunk • Solid to gas • Gas to liquid • Flying mammal • Energy at rest • Large marsupial • Liquid to solid • Energy in motion • P1 x V1 = P2 x V2 • Likes to chase mice • Positive charge ions • Mass per unit volume • Basic block of matter • Negative charge atoms • Liquid to gas process • Discovered radioactivity • Proposed an “Atomic Theory” • ...

CHEMISTRY 2015-08-11

CHEMISTRY crossword puzzle
Across
  1. Study of compounds of carbon and hydrogen
  2. An atomic model that has negative charged embedded in positive spheres.
  3. Proposed an Atomic Theory with spherical solid atoms based upon measurable properties of mass.
  4. Compound plus another compound
  5. It is the result of the Stern and Gerlach experiment
  6. It is how equilibrium is reached between the product and reactant
  7. The degree of conformity of a measured or calculated quantity to its actual value.
  8. A type of gas that is poisonous or bad smelling
  9. Discovered the x-ray
  10. The degree of which measurements or calculations will result in the same data.
  11. Founder of modern chemistry
  12. These molecules consists of two atoms of the same element.
  13. He discovered that all elements have atomic weights
  14. The electrons in an atom that are not valence electrons and therefore do not participate in bonding.
  15. Simplest integer ratio of atoms present in a compound
  16. Revealed the 3 types of radiation
  17. Law of _______________ states that the amount of energy remains constant and energy is neither created nor destroyed.
  18. The ______ principle states that, hypothetically, electrons orbiting one or more atoms fill the lowest available energy levels before filling higher levels.
  19. An atomic model that states that atoms are hard and indestructible spheres.
  20. The investigation of the changes in energy that occur during chemical reactions and phase transformation.
  21. Gas to solid
  22. Proposed a mechanical universe with small solid masses in motion.
  23. Equal to the number of protons and equal to the number of electrons in an atom’s nucleus.
  24. The ________ principle states that, in an atom or molecule, no two electrons can have the same four electronic quantum numbers.
  25. Solid to gas
  26. Energy that is in motion
  27. The period between Iatrochemistry and Robert Boyles discovery of combustion
  28. Negatively charged atoms.
  29. _______ Law is also known as Amontons Law.
  30. The elements found along the step like line between metals and non-metals of the periodic table.
Down
  1. The spin of a positively charged atom.
  2. Distribution of electrons in atoms and molecules
  3. Study of chemical elements and their compound except the compounds of carbon.
  4. _____ law is when the Volume and Pressure are inversely proportional with each other. And the temperature is at a constant rate.
  5. It is the effects of electricity on chemical changes and interconversions of electric & chemical energy
  6. He proposed that the explosion of hydrogen and oxygen produces water
  7. The physical properties of matter
  8. Discovered radioactivity
  9. States the number and the type of atoms present in a molecule of a substance.
  10. Said that matter is composed of small and indivisible particles.
  11. What is the highest principal energy?
  12. An atomic model made by Rutherford that states that the nucleus is almost the whole weight of the atom.
  13. Also known as Medical Chemistry
  14. It is called the basic language of chemistry.
  15. Coined the term “Electrolysis” as a splitting of molecules with electricity.
  16. Energy that is stored.
  17. The capacity to do work
  18. It undergoes changes and it occupies space and has a mass
  19. Gas to liquid
  20. ______ rule of maximum multiplicity is an observational rule which states electrons will occupy them singly before filling them in pairs.
  21. The branch of science that is concern with the properties, composition and structure of substances.
  22. ______ Law is a combination of the Boyles Law, Charles Law and Gay Lussacs Law.
  23. He arranged the elements into 7 groups with similar properties.
  24. Liquid to gas
  25. Liquid to Solid
  26. Poor conductors of electricity
  27. Element plus another element
  28. Positively charged atoms
  29. Relationships between the pressure, volume and temperature of a sample ofgas could be obtained which would hold to a good approximation for all gases.
  30. _______ law has a formula of “V1T2 = V2T1”

60 Clues: Gas to solid • Solid to gas • Gas to liquid • Liquid to gas • Liquid to Solid • Discovered the x-ray • Energy that is stored. • The capacity to do work • Discovered radioactivity • Energy that is in motion • Positively charged atoms • Negatively charged atoms. • Founder of modern chemistry • Element plus another element • Compound plus another compound • Poor conductors of electricity • ...

Chemistry 2014-11-06

Chemistry crossword puzzle
Across
  1. when they have metallic and non-metallic properties
  2. slow chemical change
  3. new materials produced by the reaction
  4. characteristics that can be used to describe a substance
  5. when two non-metals combine
  6. when no additional materials can enter or leave
  7. absorbs heat
  8. the ability of a substance to conduct electricity or heat
  9. chemical reactions that occur when oxygen reacts with a substance to form a new substance
  10. Group 17 elements are called
  11. when two or more elements combine
  12. when a metal and non-metal form an aqueous solution of
Down
  1. shiny, malleable, and ductile
  2. when a non-metal and metal combine
  3. solid or gas
  4. when the product of the reaction can escape
  5. when ions can form when certain atoms of elements combine
  6. compound have a chemical name and a
  7. materials at the start of a reaction are called
  8. horizontal rows in the periodic table of elements
  9. has the same mass as a proton
  10. releases heat
  11. vertical columns on the periodic table
  12. when gas turns into a solid
  13. catalyst involved in chemical reactions in living things

25 Clues: solid or gas • absorbs heat • releases heat • slow chemical change • when two non-metals combine • when gas turns into a solid • Group 17 elements are called • shiny, malleable, and ductile • has the same mass as a proton • when two or more elements combine • when a non-metal and metal combine • compound have a chemical name and a • new materials produced by the reaction • ...

Chemistry 2014-08-04

Chemistry crossword puzzle
Across
  1. usually black petroleum
  2. name for Na
  3. bond between non-metals
  4. compounds that have the same molecular formula
  5. chlorinated aromatic compound
  6. synthetic lemon azo dye
  7. used in oxy-acetylene torch
  8. unrecyclable plastic
  9. used as food additive
  10. simplest form of alkyne
  11. prototypical aromatic amine
  12. bond within molecule
  13. bond between same non-metal
  14. form of silicon dioxide
  15. absence of color
  16. ability to damage the genome
  17. C5H11
  18. organoiodine compound
  19. linkage of atoms of the same element
  20. also called as crimson lake
Down
  1. capable of being mixed
  2. scale insect in the suborder Sternorrhyncha
  3. simplest aldehyde
  4. used as wetting agent in shampoos
  5. made almost entirely of carbon atoms
  6. name for NaF
  7. recyclable plastic
  8. simplest form of alkane
  9. metastable allotrope of carbon
  10. softest mineral on earth
  11. system of naming organic compound in chemistry
  12. most widely used preservative in cosmetics
  13. esters of phthalic acid
  14. chemical products derived from petroleum
  15. also known as paraffin
  16. bond between metal and non-metal
  17. ability to cut into pieces
  18. bond between different non-metal
  19. vital force theory

39 Clues: C5H11 • name for Na • name for NaF • absence of color • simplest aldehyde • recyclable plastic • vital force theory • unrecyclable plastic • bond within molecule • used as food additive • organoiodine compound • capable of being mixed • also known as paraffin • usually black petroleum • bond between non-metals • synthetic lemon azo dye • simplest form of alkane • simplest form of alkyne • ...

Chemistry 2014-05-01

Chemistry crossword puzzle
Across
  1. -log H3O +
  2. NH4+
  3. Same atomic mass but not the same mass number
  4. max amount dissolved in certain amt of solvent
  5. A solid emits visible light when its heated to about 1000 K
  6. Ionization energy generally down a group
  7. substance that oxidized another substance and is reduced
  8. when Q<K it is favored
  9. one phase
  10. heat out
  11. Z--> X+Y
  12. An acid and a base produce a and water
  13. Donates an electron pair to form a bond
  14. Mass divided by volume
  15. Protons+ neutrons
Down
  1. 8 equilateral triangles for faces and 6 identical vertices
  2. 7A group
  3. Max amount dissolved in certain amount of solvent
  4. Relationship between volume and temp of gas
  5. Also called galvanic cell
  6. well defined shapes
  7. produces OH- ions in solution
  8. HCl is a stron
  9. Qsp>Ksp what will form
  10. Organic compound only contains C and H
  11. same atomic mass but not the same mass number
  12. Number of cycles it undergoes per second
  13. Q=K
  14. atom with a particular nuclear compostition

29 Clues: Q=K • NH4+ • 7A group • heat out • Z--> X+Y • one phase • -log H3O + • HCl is a stron • Protons+ neutrons • well defined shapes • Qsp>Ksp what will form • Mass divided by volume • when Q<K it is favored • Also called galvanic cell • produces OH- ions in solution • Organic compound only contains C and H • An acid and a base produce a and water • Donates an electron pair to form a bond • ...

chemistry 2014-06-16

chemistry crossword puzzle
Across
  1. Horizontal column in periodic table
  2. involving absorption of energy
  3. reaction in which reactants combine
  4. symbol symbol used to represent elements
  5. containing two or more atoms
  6. bond in which electrons are shared
  7. bond in which electrons are gained or lost
  8. Something in which the solute is dissolved
  9. number of protons
  10. positive mass in an atom
  11. Components physically combined
Down
  1. contains protons, electrons and neutrons
  2. involving releasing of energy
  3. reaction in which reactant separates
  4. very reactive gases
  5. molecule containing two atoms
  6. vertical column in periodic table
  7. pure substance that cannot be broken down.
  8. Something dissolved in solvent
  9. atom in which there is a charge

20 Clues: number of protons • very reactive gases • positive mass in an atom • containing two or more atoms • involving releasing of energy • molecule containing two atoms • involving absorption of energy • Something dissolved in solvent • Components physically combined • atom in which there is a charge • vertical column in periodic table • bond in which electrons are shared • ...

CHEMISTRY 2015-12-16

CHEMISTRY crossword puzzle
Across
  1. nasycony
  2. związek
  3. tablica okresowa pierwiastków (2 słowa)
  4. palnik Bunsena (2 słowa)
  5. izotop
  6. chromatografia
  7. nierozpuszczalny
  8. wiązanie
  9. mieszanina
  10. węglowodan
  11. zasada
  12. odczynnik
Down
  1. roztwór
  2. zawiesina
  3. kwas
  4. gas gaz szlachetny
  5. spektrofotometria
  6. spalanie
  7. katalizator
  8. próbówka (2 słowa)
  9. stop
  10. paper papierek lakmusowy
  11. zlewka
  12. rozcieńczać

24 Clues: kwas • stop • izotop • zlewka • zasada • roztwór • związek • nasycony • spalanie • wiązanie • zawiesina • odczynnik • mieszanina • węglowodan • katalizator • rozcieńczać • chromatografia • nierozpuszczalny • spektrofotometria • próbówka (2 słowa) • gas gaz szlachetny • palnik Bunsena (2 słowa) • paper papierek lakmusowy • tablica okresowa pierwiastków (2 słowa)

Chemistry 2016-02-11

Chemistry crossword puzzle
Across
  1. abbreviation of element
  2. outermost electron in shell
  3. what's reacted upon
  4. coating
  5. smallest particle in a chemical element
  6. column on the P.T
  7. created periodic table
  8. mass of an atomic particle
  9. two or more elements combined
  10. the result of a chemical reaction
  11. energy given off
Down
  1. smallest part of a substance
  2. energy cannot be created or destroyed
  3. mixture of metal and nonmetal
  4. neutral charge
  5. negative charge
  6. one ring in a shell
  7. odorless colorless low chemical reactivity
  8. a substance that cannot be broken down
  9. number of electrons
  10. energy absorbed
  11. center of atom
  12. positively charged
  13. rows on the P.T
  14. hard, shiny, opaque, conductive
  15. not conductive, brittle

26 Clues: coating • neutral charge • center of atom • negative charge • energy absorbed • rows on the P.T • energy given off • column on the P.T • positively charged • one ring in a shell • what's reacted upon • number of electrons • created periodic table • abbreviation of element • not conductive, brittle • mass of an atomic particle • outermost electron in shell • smallest part of a substance • ...

Chemistry 2016-10-13

Chemistry crossword puzzle
Across
  1. solubility of gas is directly proportional to pressure of gas
  2. settling of particles in a liquid
  3. substance being dissolved
  4. collecting liquid with lowest boiling point first
  5. materials are adsorbed in a strip of paper
  6. different substances that remain physically separate and unevenly mixed
  7. maximum amount of solute that will dissolve
  8. two or more components not chemically combined
  9. maximum amount of solute has been dissolved
Down
  1. pouring liquid out of bottle
  2. amount of solute in a given solution
  3. manual picking of components
  4. not being able to mix with other liquids
  5. liquid turns to gas
  6. liquid component of solution
  7. liquid that passes through filter paper
  8. small drops of one liquid are mixed throughout another liquid
  9. spinning a container in circles at high speeds
  10. solid particles that remain suspended
  11. substances are spread out uniformly

20 Clues: liquid turns to gas • substance being dissolved • pouring liquid out of bottle • manual picking of components • liquid component of solution • settling of particles in a liquid • substances are spread out uniformly • amount of solute in a given solution • solid particles that remain suspended • liquid that passes through filter paper • not being able to mix with other liquids • ...

Chemistry 2017-02-13

Chemistry crossword puzzle
Across
  1. A substance you can see when you are cooking
  2. One or more atoms
  3. An organization of chemical elements in the order of atomic numbers. (2 words)
  4. When a liquid disappears and goes in the sky.
  5. An invisible substance that you can sometimes smell.
  6. A state of matter you can see that has no definite shape.
  7. Same size as another particle and has no electrical charge.
  8. The shell of the tiniest part of an atom (2 words)
  9. It is located in the middle of the atom with another particle and has a positive charge.
  10. Two elements that mix together.
  11. Something that is hard like a rock and is the opposite of hollow
  12. The atomic number is the number of how many _______.
Down
  1. Part of the water cycle when gas turns into a liquid.
  2. This is when a solid turns straight into a gas.
  3. The smallest part in an atom with a negative charge.
  4. This happens when you put mentos in a soda or have pop rocks in your mouth. (2 words)
  5. Everything is a solid, plasma, liquid and gas.
  6. Some people call this word the weather.
  7. It is in the middle of a atom and has protons and neutrons.
  8. It is part of your blood and is the fourth state of matter

20 Clues: One or more atoms • Two elements that mix together. • Some people call this word the weather. • A substance you can see when you are cooking • When a liquid disappears and goes in the sky. • Everything is a solid, plasma, liquid and gas. • This is when a solid turns straight into a gas. • The shell of the tiniest part of an atom (2 words) • ...

Chemistry 2017-10-18

Chemistry crossword puzzle
Across
  1. Bendable
  2. particle Particles of matter that are smaller than a hydrogen atom
  3. character The level of reactivity of a metal
  4. The ability to transmit heat, electricity, or sound
  5. Gases Name of Group 18
  6. Brittle and non-conductable
  7. properties A property of a substance during a reaction in which the chemical composition or identity of the substance is changed
  8. Name of Group 17
  9. Neutral charge
  10. Positively charged
  11. Conductive and malleable
  12. metals Name of Group 1
Down
  1. A group of elements with similar chemical properties
  2. earth metals Name of Group 2
  3. Negatively charged
  4. The smallest component of an element
  5. force The attraction between opposite forces
  6. Semi-conductable
  7. electrons Electrons on the outermost shell
  8. radius The distance from the nucleus to the edge of the atom
  9. The center of an atom
  10. When two or more chemical elements are chemically bonded together
  11. The periodic table is made up of ________
  12. Synonym for shiny
  13. Fragile or frail

25 Clues: Bendable • Neutral charge • Semi-conductable • Name of Group 17 • Fragile or frail • Synonym for shiny • Negatively charged • Positively charged • The center of an atom • Gases Name of Group 18 • metals Name of Group 1 • Conductive and malleable • Brittle and non-conductable • earth metals Name of Group 2 • The smallest component of an element • The periodic table is made up of ________ • ...

Chemistry 2017-06-18

Chemistry crossword puzzle
Across
  1. Bohr
  2. Rutherford
  3. Hybridization
  4. Spectroscopy
  5. Vsepr
  6. Quantum Number
  7. Sea Of Electrons
  8. Schrodinger
  9. Orbital
  10. Orbit
Down
  1. Pi Bond
  2. Polar
  3. Photoelectric Effect
  4. Harriet Brooks
  5. DeBroglie
  6. Thomson
  7. Electron
  8. Planck
  9. Heisenberg
  10. Dalton

20 Clues: Bohr • Polar • Vsepr • Orbit • Planck • Dalton • Pi Bond • Thomson • Orbital • Electron • DeBroglie • Rutherford • Heisenberg • Schrodinger • Spectroscopy • Hybridization • Harriet Brooks • Quantum Number • Sea Of Electrons • Photoelectric Effect

Chemistry 2017-11-08

Chemistry crossword puzzle
Across
  1. the number of protons in the nucleus of an atom
  2. workplace hazardous materials information system
  3. change in appearance or state
  4. when a gas changes to a solid
  5. the mixture of magic and chemistry
  6. can eat away or corrode
  7. when non-metal combine
  8. mixture of two or more pure substances that look like one substance
  9. the mass of all protons and neutrons in an atom
  10. ability to conduct electricity or heat
  11. made up of one type of matter
  12. chemical reaction that absorbs heat energy
  13. substances in a reaction
Down
  1. contaminated material that is a threat to humans and health
  2. the center of an atom
  3. when a solid changes to a gas
  4. mixture in which the different substances are visible
  5. when a new substance is formed and non-reversible
  6. pure substance that cannot broken down any further
  7. chemical reaction that releases heat energy
  8. a compound of a metal and non-metal
  9. electrically charged atoms
  10. can be in between metals and non-metals
  11. shiniest of a substances,
  12. the horizontal rows on the periodic table

25 Clues: the center of an atom • when non-metal combine • can eat away or corrode • substances in a reaction • shiniest of a substances, • electrically charged atoms • when a solid changes to a gas • change in appearance or state • when a gas changes to a solid • made up of one type of matter • the mixture of magic and chemistry • a compound of a metal and non-metal • ...

Chemistry 2017-11-08

Chemistry crossword puzzle
Across
  1. pure substance that cannot broken down any further
  2. the mixture of magic and chemistry
  3. the mass of all protons and neutrons in an atom
  4. chemical reaction that absorbs heat energy
  5. the center of an atom
  6. when a new substance is formed and non-reversible
  7. made up of one type of matter
  8. mixture in which the different substances are visible
  9. mixture of two or more pure substances that look like one substance
  10. when a gas changes to a solid
  11. the number of protons in the nucleus of an atom
  12. shiniest of a substances,
Down
  1. chemical reaction that releases heat energy
  2. workplace hazardous materials information system
  3. when a solid changes to a gas
  4. can be in between metals and non-metals
  5. can eat away or corrode
  6. change in appearance or state
  7. when non-metal combine
  8. a compound of a metal and non-metal
  9. contaminated material that is a threat to humans and health
  10. ability to conduct electricity or heat
  11. the horizontal rows on the periodic table
  12. electrically charged atoms
  13. substances in a reaction

25 Clues: the center of an atom • when non-metal combine • can eat away or corrode • substances in a reaction • shiniest of a substances, • electrically charged atoms • when a solid changes to a gas • change in appearance or state • made up of one type of matter • when a gas changes to a solid • the mixture of magic and chemistry • a compound of a metal and non-metal • ...

CHEMISTRY 2018-06-02

CHEMISTRY crossword puzzle
Across
  1. horizontal rows
  2. gas from a solid or liquid at room temperature
  3. molecule with only two atoms
  4. speeds up the rate of a chemical reaction
  5. two atoms attracted to each other
  6. set volume
  7. different bonded atoms
  8. gas to liquid
  9. arrangement of elements into a table
  10. tiny particles of matter
  11. easily becomes a gas
  12. three dimensional arrangement of particles in a regular pattern
  13. chemical that helps chemical reactions
  14. solid to gas or gas to solid
Down
  1. pure substance, only one atom
  2. two or more bonded atoms
  3. solid to liquid
  4. particles collide when substances react
  5. metal damaged by the environment
  6. makes new chemicals
  7. single atom
  8. more then two different types of bonded atoms
  9. same bonded atoms
  10. dangerous gas
  11. chain of many simpler repeating units
  12. evaporate
  13. substances on the left side of a chemical equation
  14. result of a chemical reaction
  15. liquid to gas
  16. vertical columns

30 Clues: evaporate • set volume • single atom • dangerous gas • gas to liquid • liquid to gas • horizontal rows • solid to liquid • vertical columns • same bonded atoms • makes new chemicals • easily becomes a gas • different bonded atoms • two or more bonded atoms • tiny particles of matter • molecule with only two atoms • solid to gas or gas to solid • pure substance, only one atom • ...

Chemistry 2018-05-14

Chemistry crossword puzzle
Across
  1. servește la spălarea eprubetelor
  2. cele mai mici particule de substanță
  3. volum de apă scurs printr-o secțiune transversală din albia unui râu într-o unitate de timp
  4. servește la separarea lichidelor care nu se amestecă
  5. proprietatea atomilor unui element de a atrage spre ei electronii de la atomii altor elemente
  6. realitatea care există independent de noi și constituie izvorul tuturor transformărilor din natură
  7. particule încărcate cu o anumită sarcină în care se transformă atomii în urma cedării sau adiționării de electroni
  8. savant rus care a creat sistemul periodic al elementelor chimice
  9. răspândirea în sol,atmosferă și în apă obiecte,materiale, substanțe chimice care prezintă pericol pentru viață
  10. proces din natură și societate, manifestarea exterioară a esenței sau a proprietații unui lucru
  11. există proprietăți chimice, fiziologice și...
Down
  1. însușire caracteristică, distinctivă prin care substanța se aseamănă sau se deosebește de alte substanțe
  2. instrumente sau unelte care ajută la efectuarea unui lucru
  3. vas special care servește la aprinderea focului pentru diverse experimente în laborator
  4. capacitatea atomilor unui element de a se uni cu un număr strict determinat de atomi ai altui element
  5. materia din care este alcătuit un corp fizic
  6. știința despre substanțe, despre proprietățile, obținerea și utilizarea lor
  7. curățare,purificare,îndepărtarea din apă a substanțelor dăunătoare, a impurităților
  8. știința care studiază interacțiunea dintre organisme și mediul lor de viață
  9. restul rămas în urma operației de prelucrare a unui material

20 Clues: servește la spălarea eprubetelor • cele mai mici particule de substanță • materia din care este alcătuit un corp fizic • există proprietăți chimice, fiziologice și... • servește la separarea lichidelor care nu se amestecă • instrumente sau unelte care ajută la efectuarea unui lucru • restul rămas în urma operației de prelucrare a unui material • ...

Chemistry 2018-05-14

Chemistry crossword puzzle
Across
  1. proces din natură și societate, manifestarea exterioară a esenței sau a proprietații unui lucru
  2. materia din care este alcătuit un corp fizic
  3. realitatea care există independent de noi și constituie izvorul tuturor transformărilor din natură
  4. servește la spălarea eprubetelor
  5. restul rămas în urma operației de prelucrare a unui material
  6. servește la separarea lichidelor care nu se amestecă
  7. proprietatea atomilor unui element de a atrage spre ei electronii de la atomii altor elemente
  8. vas special care servește la aprinderea focului pentru diverse experimente în laborator
  9. știința despre substanțe, despre proprietățile, obținerea și utilizarea lor
  10. savant rus care a creat sistemul periodic al elementelor chimice
  11. volum de apă scurs printr-o secțiune transversală din albia unui râu într-o unitate de timp
Down
  1. există proprietăți chimice, fiziologice și...
  2. capacitatea atomilor unui element de a se uni cu un număr strict determinat de atomi ai altui element
  3. instrumente sau unelte care ajută la efectuarea unui lucru
  4. însușire caracteristică, distinctivă prin care substanța se aseamănă sau se deosebește de alte substanțe
  5. răspândirea în sol,atmosferă și în apă obiecte,materiale, substanțe chimice care prezintă pericol pentru viață
  6. știința care studiază interacțiunea dintre organisme și mediul lor de viață
  7. cele mai mici particule de substanță
  8. curățare,purificare,îndepărtarea din apă a substanțelor dăunătoare, a impurităților
  9. particule încărcate cu o anumită sarcină în care se transformă atomii în urma cedării sau adiționării de electroni

20 Clues: servește la spălarea eprubetelor • cele mai mici particule de substanță • materia din care este alcătuit un corp fizic • există proprietăți chimice, fiziologice și... • servește la separarea lichidelor care nu se amestecă • instrumente sau unelte care ajută la efectuarea unui lucru • restul rămas în urma operației de prelucrare a unui material • ...

chemistry 2020-12-18

chemistry crossword puzzle
Across
  1. is a very small piece that cannot be divided into smaller pieces
  2. is Na
  3. two atoms of the same element is not identical
  4. means capable of dissolving more
  5. element is Mg
  6. is a way of seeing more colours from one color
  7. is the liquid
  8. squares are metal in the periodic table
  9. is the square in the periodic table that is non-metal
  10. means the opposite of clear
  11. elect is H
Down
  1. looks like salt when mixed with chlorine it turns into ...... chloride
  2. is calcium oxide
  3. helps separate soil and water
  4. is K
  5. are clear
  6. element is O
  7. the diffusion goes if you use hot temperature liquids
  8. is not a solution because its white coloured
  9. means to weaken the liquid
  10. is a solution that is salty and fish swim in it

21 Clues: is K • is Na • are clear • elect is H • element is O • element is Mg • is the liquid • is calcium oxide • means to weaken the liquid • means the opposite of clear • helps separate soil and water • means capable of dissolving more • squares are metal in the periodic table • is not a solution because its white coloured • two atoms of the same element is not identical • ...

Chemistry 2021-01-07

Chemistry crossword puzzle
Across
  1. 23
  2. 10
  3. 4
  4. 7
  5. 18
  6. 22
  7. 28
  8. 1
  9. 3
  10. 27
  11. 5
  12. 19
  13. 20
Down
  1. 15
  2. 6
  3. 12
  4. 13
  5. 24
  6. 11
  7. 16
  8. 2
  9. 25
  10. 8
  11. 21
  12. 9
  13. 17
  14. 14
  15. 26

28 Clues: 6 • 4 • 2 • 7 • 8 • 9 • 1 • 3 • 5 • 23 • 15 • 12 • 10 • 13 • 24 • 11 • 16 • 25 • 18 • 21 • 22 • 17 • 28 • 27 • 14 • 26 • 19 • 20

chemistry 2020-12-18

chemistry crossword puzzle
Across
  1. separate different colours
  2. a substance that is only made of one type of atom
  3. solution a solution that can have no mre solute dissolve in it
  4. pressure Gas particles bumping into the side of their container
  5. a solution that has a small amount of solute in it
  6. contains symbol and numbers of the elements that are bonded in a compound
  7. the substance that is doing the dissolving
  8. a technuiqui to separate to liquids
  9. tiny bit of matter that makes up everything in the universe
  10. strong alkali
  11. The particles in gas slows down creating a liquid.
  12. contain different types of atoms joined not chemically
  13. measure of how much of a solute will dissolve in a solvent
Down
  1. a useful way of arranging elements
  2. move continuously and rapidly
  3. the reluting table of chromatogrphy
  4. Particles in a solid vibrate and get enough energy to form a liquid
  5. the tiny particle of matter
  6. Tiny particles into pollen grains and dust
  7. contains solutes and solvents
  8. different types of atomes bonded chemically
  9. groups of atoms joined tightly together
  10. the columns of the periodic timetable
  11. a solution that has a large amount of solute dissolved
  12. the rows of the periodic timetable
  13. spread out equally
  14. The particles in a liquid slows down creating a solid
  15. the substance that is being dissolved
  16. The particles in liquid speeds up and the particles start to escape and turn into air
  17. metal mixture

30 Clues: strong alkali • metal mixture • spread out equally • separate different colours • the tiny particle of matter • move continuously and rapidly • contains solutes and solvents • a useful way of arranging elements • the rows of the periodic timetable • the reluting table of chromatogrphy • a technuiqui to separate to liquids • the columns of the periodic timetable • ...

chemistry 2020-12-18

chemistry crossword puzzle
Across
  1. separate different colours
  2. a substance that is only made of one type of atom
  3. solution a solution that can have no mre solute dissolve in it
  4. pressure Gas particles bumping into the side of their container
  5. a solution that has a small amount of solute in it
  6. contains symbol and numbers of the elements that are bonded in a compound
  7. the substance that is doing the dissolving
  8. a technuiqui to separate to liquids
  9. tiny bit of matter that makes up everything in the universe
  10. strong alkali
  11. The particles in gas slows down creating a liquid.
  12. contain different types of atoms joined not chemically
  13. measure of how much of a solute will dissolve in a solvent
Down
  1. a useful way of arranging elements
  2. move continuously and rapidly
  3. the reluting table of chromatogrphy
  4. Particles in a solid vibrate and get enough energy to form a liquid
  5. the tiny particle of matter
  6. Tiny particles into pollen grains and dust
  7. contains solutes and solvents
  8. different types of atomes bonded chemically
  9. groups of atoms joined tightly together
  10. the columns of the periodic timetable
  11. a solution that has a large amount of solute dissolved
  12. the rows of the periodic timetable
  13. spread out equally
  14. The particles in a liquid slows down creating a solid
  15. the substance that is being dissolved
  16. The particles in liquid speeds up and the particles start to escape and turn into air
  17. metal mixture

30 Clues: strong alkali • metal mixture • spread out equally • separate different colours • the tiny particle of matter • move continuously and rapidly • contains solutes and solvents • a useful way of arranging elements • the rows of the periodic timetable • the reluting table of chromatogrphy • a technuiqui to separate to liquids • the columns of the periodic timetable • ...

Chemistry 2020-10-21

Chemistry crossword puzzle
Across
  1. chemical compound whose simplest units are molecules
  2. bond in which one pair of electrons is shared between two atoms
  3. ability of a substance to be hammered or beaten
  4. composed of positive and negative ions that are combined so that the numbers of positive and negative charges are equal
  5. double and triple bonds
  6. kind, number, Arrangement, and bonds but not the unshared pairs of the atoms in a molecule
  7. formulas in which atomic symbols represent nuclei and inner shell electrons. Pairs or dashes between two Atomic symbols represent electron pairs in covalent bonds and. Adjacent to only one atomic symbol represent on shared electrons
  8. chemical bonding that results from the attraction between metal atoms and the surrounding sea of electrons
  9. energy required to break a chemical bond and form neutral isolated atoms
  10. chemical bonding that results from the electrical attraction between cations and anions
  11. Charged group of covalently bonded atoms
Down
  1. Mutual electrical attraction between the nuclei and valence electrons of different atoms that binds the atoms together
  2. indicate relative numbers of atoms of each kind in a chemical compound by using Atomic symbols and numerical subscripts
  3. neutral group of atoms that are held together by covalent bonds
  4. electron configuration notation in which the valence electrons of an atom of a particular element are shown indicated by dots placed around element symbol
  5. ability of a substance to be drawn, pulled, or extruded through a small opening to produce a wire
  6. they have an uneven distribution of charge
  7. energy released when one mole of an ionic crystalline compound is formed from gaseous ions
  8. covalent bond in which the bonded atoms have an unequal attraction for the shared electrons.
  9. bonding in molecules or ions that cannot be correctly represented by a single Lewis structure
  10. types and numbers of atoms combined in a single molecule of a molecular compound
  11. covalent bond in which the bonding electrons are shared equally by the bonded atoms resulted in a balanced distribution of electrical charge
  12. results from the sharing of electron pairs between two atoms
  13. simplest collection of atoms from which an ionic compounds formula can be written

24 Clues: double and triple bonds • Charged group of covalently bonded atoms • they have an uneven distribution of charge • ability of a substance to be hammered or beaten • chemical compound whose simplest units are molecules • results from the sharing of electron pairs between two atoms • neutral group of atoms that are held together by covalent bonds • ...

Chemistry 2020-02-20

Chemistry crossword puzzle
Across
  1. simple sugars which are the most basic unit of carbohydrates
  2. a measure of matter(inertia)
  3. a diverse group of organic compounds including fats,oils, hormones, and certain components
  4. periodic table of
  5. a monosaccharides that contains a keto group
  6. a simple ketonic monosaccharides found in many plants
  7. most abundant steroid in animal tissues
  8. Chemical element with symbol O
  9. law that state the volume is directly proportional to its absolute temp
  10. include vitamin and other mineral amd are only required in only small amounts
  11. essential nutrients for the human body
  12. it is an instance of growing or making greater
  13. peptides that have more than 10 amino acids
  14. a process of absorption or diffusion
  15. scale of temperature in which water freezes 0 degree and boils at 100 degree under standard temp
  16. oraganic compound that contain amino group of carboxyl group that are bonded to the same carbon atom
  17. matter particular pf definite chemical constitution
  18. law that state how the pressure of a gas tends to increase as the volume of the container decreases
Down
  1. knowledge about the natural world that is based on facts learned through experiments and observation
  2. standard unit pressure of pressure
  3. any substance that has mass and takes up space by having volume
  4. major structural component of plant cell walls
  5. a science that combines the techniques of biochemistry
  6. smallest particle of an element that can exist either alone or combination
  7. the mass of a molecule that is equal to the sum of the masses of all the atom combined in the molecule
  8. serve as a protective layer of ear membrane
  9. process by which gas molecules pass through a very small container at higher pressure to one lower pressure
  10. forced exerted by the substance per unit area
  11. primary form of polysaccharides found in animals and fungi
  12. simple and lightest of the elements
  13. a chemist or an alchemist
  14. building blocks of nucleic acids
  15. energy which a body posseses by virtue of being in motion
  16. protein from an outside source or some foreign substance
  17. example of phospolipid
  18. a non absorbable sugar used in the treatment of constipation and hepatic encephalopathy
  19. function of state and is independent with other thermodynamic properties
  20. primary form of polysaccharides stored in plants
  21. an unproved assumption

39 Clues: periodic table of • example of phospolipid • an unproved assumption • a chemist or an alchemist • a measure of matter(inertia) • Chemical element with symbol O • building blocks of nucleic acids • standard unit pressure of pressure • simple and lightest of the elements • a process of absorption or diffusion • essential nutrients for the human body • ...

chemistry 2020-04-30

chemistry crossword puzzle
Across
  1. doesn't have the characteristics of metal
  2. rare earth element with symbol Pr and atomic number 59
  3. chemical reaction in which a radical removes a proton from a molecule
  4. the three-dimensional space occupied by a solid, liquid, or gas
  5. a separation of electrical or magnetic charges
  6. unable to dissolve in a solvent
  7. deoxyribonucleic acid
  8. electrically neutral group of two or more atoms held together by chemical bonds
  9. mediated by magnetic fields.
  10. fundamental piece of matter
  11. process of converting a material from a solid or gas phase into the liquid phase
  12. the action or process of filtering something
  13. unit of length in the imperial and United States customary systems of measurement
  14. branch of science that involves the study of the composition
  15. spontaneous emission of radiation as particles or photons from a nuclear reaction
  16. most prominent organelle in a cell
  17. mixture that has the same proportions of its components throughout any given sample
  18. results from a combination of two or more different chemical elements
  19. metalloid with element symbol Ge and atomic number 32
  20. phase transition from solid phase directly to vapor phase
  21. removing a liquid layer that is free of a precipitate, or the solids deposited from a solution
  22. positive electric charge
  23. an aqueous solution with a pH greater than 7
  24. phase transition from the liquid to gas state
  25. solidification of atoms or molecules into a highly structured form called a crystal
  26. substance that is dissolved in a chemical solution homogeneous mixture of two or more substances
Down
  1. nearly incompressible fluid
  2. a substance that contains an -OH group attached to a hydrocarbon
  3. process of settling or being deposited as a sediment
  4. matter remaining after evaporation or distillation
  5. measure of heat or cold
  6. superfluid phase formed by fermionic particles at low temperatures
  7. pure substance
  8. group of 8 valence electrons around an atom
  9. state of matter in which an ionized gaseous substance becomes highly electrically conductive
  10. organic molecule comprised of a nucleotide base, ribose or deoxyribose, and one or more phosphate groups
  11. thread-like structures located inside the nucleus
  12. able to be shaped or pounded with a hammer, usually applied to metals
  13. processes of living organisms
  14. radioactive gas with element symbol Rn and atomic number 86
  15. movement of gas through a pore or capillary into a vacuum or another gas
  16. separation by inner molecular attractions.
  17. ion with a positive electrical charge
  18. the number of digits in a value, often a measurement, that contribute to the degree of accuracy of the value
  19. unit of mass equal to the mass of one cubic centimeter of water at 4°C
  20. is the name for the element with atomic number 8 and is represented by the symbol O
  21. substance formed as a result of a chemical reaction
  22. starting material for a chemical reaction
  23. occupies physical space
  24. mass per unit volume
  25. action of purifying a liquid by a process of heating and cooling
  26. prefix meaning "one thousand"

52 Clues: pure substance • mass per unit volume • deoxyribonucleic acid • measure of heat or cold • occupies physical space • positive electric charge • nearly incompressible fluid • fundamental piece of matter • mediated by magnetic fields. • processes of living organisms • prefix meaning "one thousand" • unable to dissolve in a solvent • most prominent organelle in a cell • ...

Chemistry 2020-06-02

Chemistry crossword puzzle
Across
  1. is a branch of chemistry focused on the application of quantum mechanics in physical models and experiments of chemical systems.
  2. is the smallest constituent unit of ordinary matter that constitutes a chemical element.
  3. an expert in chemistry; a person engaged in chemical research or experiments.
  4. is a type of vaporization that occurs on the surface of a liquid as it changes into the gas phase.
  5. is a pure substance that is made from a single type of atom
  6. the medieval forerunner of chemistry, based on the supposed transformation of matter. It was concerned particularly with attempts to convert base metals into gold or to find a universal elixir.
  7. is the study of macroscopic, and particulate phenomena in chemical systems in terms of the principles, practices, and concepts of physics such as motion, energy, force, time, thermodynamics, quantum chemistry, statistical mechanics, analytical dynamics and chemical equilibrium.
  8. a solution is a special type of homogeneous mixture composed of two or more substances.
  9. is a chemical reaction that releases energy through light or heat.
  10. is an element that readily forms positive ions (cations) and has metallic bonds.
  11. a chemical reaction that proceeds more rapidly than it ordinarily would because of the influence of a second and faster reaction in the same system.
  12. is any process which requires or absorbs energy from its surroundings, usually in the form of heat.
  13. is the sub-field of chemistry dealing with radioactivity, nuclear processes, and transformations in the nuclei of atoms, such as nuclear transmutation and nuclear properties.
  14. is the transition of a substance directly from the solid to the gas state, without passing through the liquid state.
  15. able to be dissolved, especially in water.
  16. are the building blocks of rocks.
  17. make up a group of chemical elements with similar properties; under standard conditions, they are all odorless, colorless, monatomic gases with very low chemical reactivity.
  18. Model was the first atomic model and was developed by John Dalton in the early 19th century.
  19. is the study of matter, its properties, how and why substances combine or separate to form other substances, and how substances interact with energy.
  20. is simply an element that does not display the properties of a metal. It is not defined by what it is, but by what it is not.
  21. is the artificial execution of useful chemical reactions to obtain one or several products.
  22. is the science of obtaining, processing, and communicating information about the composition and structure of matter.
  23. has electrons surrounded by a volume of positive charge, like negatively-charged "plums" embedded in a positively-charged "pudding"
  24. is one of the four fundamental states of matter.
Down
  1. water which collects as droplets on a cold surface when humid air is in contact with it.
  2. is a chemical element with the symbol C and atomic number 6. It is nonmetallic and tetravalent—making four electrons available to form covalent chemical bonds.
  3. which the negatively charged electrons orbit a small, positively charged nucleus similar to the planets orbiting the sun (except that the orbits are not planar).
  4. is a class of physical phenomena that are mediated by magnetic fields.
  5. is the name given to a horizontal row of the periodic table.
  6. relating to or denoting chemical bonds formed by the sharing of electrons between atoms.
  7. tend to be associated with the vertical columns on the periodic table
  8. are the chemical elements in group 16 of the periodic table.
  9. of or denoting a process involving substances in different phases (solid, liquid, or gaseous).
  10. is the unit of measurement for amount of substance in the International System of Units.
  11. is a branch of chemistry that studies the structure, properties and reactions of organic compounds, which contain carbon in covalent bonding.
  12. consisting of parts all of the same kind.
  13. firm and stable in shape; not liquid or fluid.
  14. a coherent, typically large body of matter with no definite shape.
  15. cause (a substance) to be deposited in solid form from a solution.
  16. a substance made by mixing other substances together.
  17. is an electrically neutral group of two or more atoms held together by chemical bonds.
  18. is any substance that has mass and takes up space by having volume.
  19. a thing that is composed of two or more separate elements; a mixture.
  20. are a group in the periodic table consisting of five chemically related elements: fluorine, chlorine, bromine, iodine (I), and astatine.
  21. a self-replicating material which is present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information.
  22. is a nearly incompressible fluid that conforms to the shape of its container but retains a constant volume independent of pressure.
  23. deals with synthesis and behavior of inorganic and organometallic compounds.
  24. are the structural units (monomers) that make up proteins. They join together to form short polymer chains called peptides or longer chains called either polypeptides or proteins.
  25. is an element that has properties that are intermediate between those of metals and nonmetals.
  26. becoming liquefied by heat.

50 Clues: becoming liquefied by heat. • are the building blocks of rocks. • consisting of parts all of the same kind. • able to be dissolved, especially in water. • firm and stable in shape; not liquid or fluid. • is one of the four fundamental states of matter. • a substance made by mixing other substances together. • is a pure substance that is made from a single type of atom • ...

Chemistry 2020-06-02

Chemistry crossword puzzle
Across
  1. is the unit of measurement for amount of substance in the International System of Units.
  2. is the study of macroscopic, and particulate phenomena in chemical systems in terms of the principles, practices, and concepts of physics such as motion, energy, force, time, thermodynamics, quantum chemistry, statistical mechanics, analytical dynamics and chemical equilibrium.
  3. are the building blocks of rocks.
  4. water which collects as droplets on a cold surface when humid air is in contact with it.
  5. a self-replicating material which is present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information.
  6. are the structural units (monomers) that make up proteins. They join together to form short polymer chains called peptides or longer chains called either polypeptides or proteins.
  7. is a chemical reaction that releases energy through light or heat.
  8. a coherent, typically large body of matter with no definite shape.
  9. is one of the four fundamental states of matter.
  10. is a type of vaporization that occurs on the surface of a liquid as it changes into the gas phase.
  11. has electrons surrounded by a volume of positive charge, like negatively-charged "plums" embedded in a positively-charged "pudding"
  12. is the smallest constituent unit of ordinary matter that constitutes a chemical element.
  13. a substance made by mixing other substances together.
  14. a chemical reaction that proceeds more rapidly than it ordinarily would because of the influence of a second and faster reaction in the same system.
  15. able to be dissolved, especially in water.
  16. is any process which requires or absorbs energy from its surroundings, usually in the form of heat.
  17. is an element that readily forms positive ions (cations) and has metallic bonds.
  18. firm and stable in shape; not liquid or fluid.
  19. is the transition of a substance directly from the solid to the gas state, without passing through the liquid state.
  20. becoming liquefied by heat.
  21. are a group in the periodic table consisting of five chemically related elements: fluorine, chlorine, bromine, iodine (I), and astatine.
  22. is any substance that has mass and takes up space by having volume.
  23. relating to or denoting chemical bonds formed by the sharing of electrons between atoms.
  24. a thing that is composed of two or more separate elements; a mixture.
  25. the medieval forerunner of chemistry, based on the supposed transformation of matter. It was concerned particularly with attempts to convert base metals into gold or to find a universal elixir.
  26. consisting of parts all of the same kind.
  27. is a chemical element with the symbol C and atomic number 6. It is nonmetallic and tetravalent—making four electrons available to form covalent chemical bonds.
  28. is a class of physical phenomena that are mediated by magnetic fields.
Down
  1. make up a group of chemical elements with similar properties; under standard conditions, they are all odorless, colorless, monatomic gases with very low chemical reactivity.
  2. Model was the first atomic model and was developed by John Dalton in the early 19th century.
  3. is a nearly incompressible fluid that conforms to the shape of its container but retains a constant volume independent of pressure.
  4. cause (a substance) to be deposited in solid form from a solution.
  5. is the artificial execution of useful chemical reactions to obtain one or several products.
  6. an expert in chemistry; a person engaged in chemical research or experiments.
  7. is the study of matter, its properties, how and why substances combine or separate to form other substances, and how substances interact with energy.
  8. is a branch of chemistry that studies the structure, properties and reactions of organic compounds, which contain carbon in covalent bonding.
  9. is the sub-field of chemistry dealing with radioactivity, nuclear processes, and transformations in the nuclei of atoms, such as nuclear transmutation and nuclear properties.
  10. deals with synthesis and behavior of inorganic and organometallic compounds.
  11. which the negatively charged electrons orbit a small, positively charged nucleus similar to the planets orbiting the sun (except that the orbits are not planar).
  12. a solution is a special type of homogeneous mixture composed of two or more substances.
  13. is an element that has properties that are intermediate between those of metals and nonmetals.
  14. tend to be associated with the vertical columns on the periodic table
  15. is an electrically neutral group of two or more atoms held together by chemical bonds.
  16. is the science of obtaining, processing, and communicating information about the composition and structure of matter.
  17. is the name given to a horizontal row of the periodic table.
  18. is a branch of chemistry focused on the application of quantum mechanics in physical models and experiments of chemical systems.
  19. is a pure substance that is made from a single type of atom
  20. is simply an element that does not display the properties of a metal. It is not defined by what it is, but by what it is not.
  21. are the chemical elements in group 16 of the periodic table.
  22. of or denoting a process involving substances in different phases (solid, liquid, or gaseous).

50 Clues: becoming liquefied by heat. • are the building blocks of rocks. • consisting of parts all of the same kind. • able to be dissolved, especially in water. • firm and stable in shape; not liquid or fluid. • is one of the four fundamental states of matter. • a substance made by mixing other substances together. • is a pure substance that is made from a single type of atom • ...

Chemistry 2020-06-02

Chemistry crossword puzzle
Across
  1. is the unit of measurement for amount of substance in the International System of Units.
  2. is the study of macroscopic, and particulate phenomena in chemical systems in terms of the principles, practices, and concepts of physics such as motion, energy, force, time, thermodynamics, quantum chemistry, statistical mechanics, analytical dynamics and chemical equilibrium.
  3. are the building blocks of rocks.
  4. the conversion of a vapor or gas to a liquid.
  5. a self-replicating material which is present in nearly all living organisms as the main constituent of chromosomes.
  6. are the structural units (monomers) that make up proteins. They join together to form short polymer chains called peptides or longer chains called either polypeptides or proteins
  7. is a chemical reaction that releases energy through light or heat.
  8. a coherent, typically large body of matter with no definite shape.
  9. is one of the four fundamental states of matter.
  10. is a type of vaporization that occurs on the surface of a liquid as it changes into the gas phase.
  11. has electrons surrounded by a volume of positive charge, like negatively-charged "plums" embedded in a positively-charged "pudding"
  12. is the smallest constituent unit of ordinary matter that constitutes a chemical element.
  13. a substance made by mixing other substances together.
  14. a chemical reaction that proceeds more rapidly than it ordinarily would because of the influence of a second and faster reaction in the same system.
  15. able to be dissolved, especially in water.
  16. is any process which requires or absorbs energy from its surroundings, usually in the form of heat.
  17. is an element that readily forms positive ions (cations) and has metallic bonds.
  18. firm and stable in shape; not liquid or fluid.
  19. is the transition of a substance directly from the solid to the gas state, without passing through the liquid state.
  20. becoming liquefied by heat.
  21. are a group in the periodic table consisting of five chemically related elements: fluorine, chlorine, bromine, iodine (I), and astatine.
  22. is any substance that has mass and takes up space by having volume.
  23. relating to or denoting chemical bonds formed by the sharing of electrons between atoms.
  24. a thing that is composed of two or more separate elements; a mixture.
  25. the medieval forerunner of chemistry, based on the supposed transformation of matter. It was concerned particularly with attempts to convert base metals into gold or to find a universal elixir.
  26. consisting of parts all of the same kind.
  27. is a chemical element with the symbol C and atomic number 6. It is nonmetallic and tetravalent—making four electrons available to form covalent chemical bonds.
  28. is a class of physical phenomena that are mediated by magnetic fields.
Down
  1. make up a group of chemical elements with similar properties; under standard conditions, they are all odorless, colorless, monatomic gases with very low chemical reactivity.
  2. Model was the first atomic model and was developed by John Dalton in the early 19th century.
  3. is a nearly incompressible fluid that conforms to the shape of its container but retains a constant volume independent of pressure.
  4. cause (a substance) to be deposited in solid form from a solution.
  5. is the artificial execution of useful chemical reactions to obtain one or several products.
  6. an expert in chemistry; a person engaged in chemical research or experiments.
  7. is the study of matter, its properties, how and why substances combine or separate to form other substances, and how substances interact with energy.
  8. is a branch of chemistry that studies the structure, properties and reactions of organic compounds, which contain carbon in covalent bonding.
  9. is the sub-field of chemistry dealing with radioactivity, nuclear processes, and transformations in the nuclei of atoms, such as nuclear transmutation and nuclear properties.
  10. deals with synthesis and behavior of inorganic and organometallic compounds.
  11. which the negatively charged electrons orbit a small, positively charged nucleus similar to the planets orbiting the sun (except that the orbits are not planar).
  12. a solution is a special type of homogeneous mixture composed of two or more substances.
  13. is an element that has properties that are intermediate between those of metals and nonmetals.
  14. tend to be associated with the vertical columns on the periodic table
  15. is an electrically neutral group of two or more atoms held together by chemical bonds.
  16. is the science of obtaining, processing, and communicating information about the composition and structure of matter.
  17. is the name given to a horizontal row of the periodic table.
  18. is a branch of chemistry focused on the application of quantum mechanics in physical models and experiments of chemical systems.
  19. is a pure substance that is made from a single type of atom
  20. is simply an element that does not display the properties of a metal. It is not defined by what it is, but by what it is not.
  21. are the chemical elements in group 16 of the periodic table.
  22. denoting a process involving substances in different phases (solid, liquid, or gaseous).

50 Clues: becoming liquefied by heat. • are the building blocks of rocks. • consisting of parts all of the same kind. • able to be dissolved, especially in water. • the conversion of a vapor or gas to a liquid. • firm and stable in shape; not liquid or fluid. • is one of the four fundamental states of matter. • a substance made by mixing other substances together. • ...

Chemistry 2020-06-02

Chemistry crossword puzzle
Across
  1. is a branch of chemistry focused on the application of quantum mechanics in physical models and experiments of chemical systems.
  2. becoming liquefied by heat.
  3. firm and stable in shape; not liquid or fluid.
  4. is any substance that has mass and takes up space by having volume.
  5. which the negatively charged electrons orbit a small, positively charged nucleus similar to the planets orbiting the sun (except that the orbits are not planar).
  6. a substance made by mixing other substances together.
  7. is a nearly incompressible fluid that conforms to the shape of its container but retains a constant volume independent of pressure.
  8. make up a group of chemical elements with similar properties; under standard conditions, they are all odorless, colorless, monatomic gases with very low chemical reactivity.
  9. is an electrically neutral group of two or more atoms held together by chemical bonds.
  10. is the sub-field of chemistry dealing with radioactivity, nuclear processes, and transformations in the nuclei of atoms, such as nuclear transmutation and nuclear properties.
  11. a solution is a special type of homogeneous mixture composed of two or more substances.
  12. is the name given to a horizontal row of the periodic table.
  13. is a branch of chemistry that studies the structure, properties and reactions of organic compounds, which contain carbon in covalent bonding.
  14. is the study of matter, its properties, how and why substances combine or separate to form other substances, and how substances interact with energy.
  15. is any process which requires or absorbs energy from its surroundings, usually in the form of heat.
  16. the conversion of a vapor or gas to a liquid.
  17. denoting a process involving substances in different phases (solid, liquid, or gaseous).
  18. is one of the four fundamental states of matter.
  19. a chemical reaction that proceeds more rapidly than it ordinarily would because of the influence of a second and faster reaction in the same system.
  20. are the structural units (monomers) that make up proteins. They join together to form short polymer chains called peptides or longer chains called either polypeptides or proteins
  21. are the chemical elements in group 16 of the periodic table.
  22. the medieval forerunner of chemistry, based on the supposed transformation of matter. It was concerned particularly with attempts to convert base metals into gold or to find a universal elixir.
Down
  1. is an element that has properties that are intermediate between those of metals and nonmetals.
  2. is the transition of a substance directly from the solid to the gas state, without passing through the liquid state.
  3. has electrons surrounded by a volume of positive charge, like negatively-charged "plums" embedded in a positively-charged "pudding"
  4. is a chemical reaction that releases energy through light or heat.
  5. is the unit of measurement for amount of substance in the International System of Units.
  6. tend to be associated with the vertical columns on the periodic table
  7. is a chemical element with the symbol C and atomic number 6. It is nonmetallic and tetravalent—making four electrons available to form covalent chemical bonds.
  8. are a group in the periodic table consisting of five chemically related elements: fluorine, chlorine, bromine, iodine (I), and astatine.
  9. a thing that is composed of two or more separate elements; a mixture.
  10. able to be dissolved, especially in water.
  11. cause (a substance) to be deposited in solid form from a solution.
  12. a coherent, typically large body of matter with no definite shape.
  13. is a type of vaporization that occurs on the surface of a liquid as it changes into the gas phase.
  14. deals with synthesis and behavior of inorganic and organometallic compounds.
  15. relating to or denoting chemical bonds formed by the sharing of electrons between atoms.
  16. an expert in chemistry; a person engaged in chemical research or experiments.
  17. is the study of macroscopic, and particulate phenomena in chemical systems in terms of the principles, practices, and concepts of physics such as motion, energy, force, time, thermodynamics, quantum chemistry, statistical mechanics, analytical dynamics and chemical equilibrium.
  18. is the artificial execution of useful chemical reactions to obtain one or several products.
  19. consisting of parts all of the same kind.
  20. is a class of physical phenomena that are mediated by magnetic fields.
  21. is the science of obtaining, processing, and communicating information about the composition and structure of matter.
  22. a self-replicating material which is present in nearly all living organisms as the main constituent of chromosomes.
  23. is the smallest constituent unit of ordinary matter that constitutes a chemical element.
  24. is simply an element that does not display the properties of a metal. It is not defined by what it is, but by what it is not.
  25. Model was the first atomic model and was developed by John Dalton in the early 19th century.
  26. is an element that readily forms positive ions (cations) and has metallic bonds.
  27. is a pure substance that is made from a single type of atom
  28. are the building blocks of rocks.

50 Clues: becoming liquefied by heat. • are the building blocks of rocks. • consisting of parts all of the same kind. • able to be dissolved, especially in water. • the conversion of a vapor or gas to a liquid. • firm and stable in shape; not liquid or fluid. • is one of the four fundamental states of matter. • a substance made by mixing other substances together. • ...

Chemistry 2020-06-02

Chemistry crossword puzzle
Across
  1. is the science of obtaining, processing, and communicating information about the composition and structure of matter.
  2. are the chemical elements in group 16 of the periodic table.
  3. a coherent, typically large body of matter with no definite shape.
  4. becoming liquefied by heat.
  5. is one of the four fundamental states of matter.
  6. are the building blocks of rocks.
  7. is any substance that has mass and takes up space by having volume.
  8. has electrons surrounded by a volume of positive charge, like negatively-charged "plums" embedded in a positively-charged "pudding"
  9. deals with synthesis and behavior of inorganic and organometallic compounds.
  10. is the smallest constituent unit of ordinary matter that constitutes a chemical element.
  11. a chemical reaction that proceeds more rapidly than it ordinarily would because of the influence of a second and faster reaction in the same system.
  12. which the negatively charged electrons orbit a small, positively charged nucleus similar to the planets orbiting the sun (except that the orbits are not planar).
  13. is a pure substance that is made from a single type of atom
  14. a thing that is composed of two or more separate elements; a mixture.
  15. is a chemical reaction that releases energy through light or heat.
  16. able to be dissolved, especially in water.
  17. Model was the first atomic model and was developed by John Dalton in the early 19th century.
  18. is any process which requires or absorbs energy from its surroundings, usually in the form of heat.
  19. make up a group of chemical elements with similar properties; under standard conditions, they are all odorless, colorless, monatomic gases with very low chemical reactivity.
  20. an expert in chemistry; a person engaged in chemical research or experiments.
  21. relating to or denoting chemical bonds formed by the sharing of electrons between atoms.
  22. is the study of macroscopic, and particulate phenomena in chemical systems in terms of the principles, practices, and concepts of physics such as motion, energy, force, time, thermodynamics, quantum chemistry, statistical mechanics, analytical dynamics and chemical equilibrium.
  23. is the sub-field of chemistry dealing with radioactivity, nuclear processes, and transformations in the nuclei of atoms, such as nuclear transmutation and nuclear properties.
  24. a substance made by mixing other substances together.
  25. is the transition of a substance directly from the solid to the gas state, without passing through the liquid state.
Down
  1. is the artificial execution of useful chemical reactions to obtain one or several products.
  2. is an element that readily forms positive ions (cations) and has metallic bonds.
  3. tend to be associated with the vertical columns on the periodic table
  4. a solution is a special type of homogeneous mixture composed of two or more substances.
  5. denoting a process involving substances in different phases (solid, liquid, or gaseous).
  6. is an element that has properties that are intermediate between those of metals and nonmetals.
  7. the medieval forerunner of chemistry, based on the supposed transformation of matter. It was concerned particularly with attempts to convert base metals into gold or to find a universal elixir.
  8. is a nearly incompressible fluid that conforms to the shape of its container but retains a constant volume independent of pressure.
  9. are the structural units (monomers) that make up proteins. They join together to form short polymer chains called peptides or longer chains called either polypeptides or proteins
  10. are a group in the periodic table consisting of five chemically related elements: fluorine, chlorine, bromine, iodine (I), and astatine.
  11. consisting of parts all of the same kind.
  12. a self-replicating material which is present in nearly all living organisms as the main constituent of chromosomes.
  13. is simply an element that does not display the properties of a metal. It is not defined by what it is, but by what it is not.
  14. is the unit of measurement for amount of substance in the International System of Units.
  15. is a type of vaporization that occurs on the surface of a liquid as it changes into the gas phase.
  16. is an electrically neutral group of two or more atoms held together by chemical bonds.
  17. the conversion of a vapor or gas to a liquid.
  18. is a chemical element with the symbol C and atomic number 6. It is nonmetallic and tetravalent—making four electrons available to form covalent chemical bonds.
  19. is the name given to a horizontal row of the periodic table.
  20. cause (a substance) to be deposited in solid form from a solution.
  21. is a branch of chemistry that studies the structure, properties and reactions of organic compounds, which contain carbon in covalent bonding.
  22. firm and stable in shape; not liquid or fluid.
  23. is the study of matter, its properties, how and why substances combine or separate to form other substances, and how substances interact with energy.
  24. is a class of physical phenomena that are mediated by magnetic fields.
  25. is a branch of chemistry focused on the application of quantum mechanics in physical models and experiments of chemical systems.

50 Clues: becoming liquefied by heat. • are the building blocks of rocks. • consisting of parts all of the same kind. • able to be dissolved, especially in water. • the conversion of a vapor or gas to a liquid. • firm and stable in shape; not liquid or fluid. • is one of the four fundamental states of matter. • a substance made by mixing other substances together. • ...

CHEMISTRY 2020-05-06

CHEMISTRY crossword puzzle
Across
  1. Notation – method of writing really large or really small numbers in a more concise form
  2. – chemical laboratory process used to separate mixtures
  3. - a substance's ability to deform under pressure
  4. – the process where a mixture is separated through spinning
  5. – the study of chemical processes within and relating to living organisms. Biochemical processes give rise to the complexity of life
  6. – a property of matter that changes as the amount of matter changes
  7. – a mixture in which one substance of microscopically dispersed insoluble or soluble particles is suspended throughout another substance
  8. – the measure of the ease at which an electric charge or heat can pass through a material
  9. – the process by which a substance changes from the solid phase to the liquid phase
  10. – the study of macroscopic, and particulate phenomena in chemical systems
  11. – deals with synthesis and behavior of inorganic and organometallic compounds
  12. – the unit of measurement for amount of substance in the International System of Units
  13. – a property referring to the ability for a given substance, the solute, to dissolve in a solvent
  14. – the form of an object or its external boundary, outline, or external surface
  15. – the state of being stable
  16. – refers to how close two or more measurements are to each other
  17. – the degree to which a chemical substance or a particular mixture of substances can damage an organism
  18. – the basic unit of length in the SI system of units
  19. – refers to the phase transition in which matter changes state from a solid immediately into a gas
  20. – a measure of distance
  21. – a measure of mass per volume
  22. – special type of homogeneous mixture composed of two or more substances
  23. substance – a material that has a constant composition
  24. – a chemical substance composed of many identical molecules composed of atoms from more than one element held together by chemical bonds
  25. – the technique of heating a liquid to create vapor which is collected when cooled separate from the original liquid
Down
  1. – he base unit of time in the International System of Units
  2. – a coherent, typically large body of matter with no definite shape
  3. – a property of matter that does not change as the amount of matter changes
  4. – method by which a mixture is separated by distributing its components between two phases
  5. – a substance that cannot be broken down by chemical means
  6. – the tendency of a substance to undergo chemical reaction, either by itself or with other materials, and to release energy
  7. – has uniform composition and properties throughout
  8. – a material made up of two or more different substances which are physically combined
  9. – refers to how close a measurement is to its standard or known value
  10. – one which has a non-uniform composition
  11. – is the study of the structure, properties, composition, reactions, and preparation of carbon-containing compounds
  12. figures – any non-zero digits or trapped zeros
  13. – the process by which an atom or a molecule acquires a negative or positive charge by gaining or losing electrons
  14. – basic unit of mass in the metric system
  15. – a measure of how easily a substance bursts into flame, through fire or combustion
  16. – he SI unit for temperature
  17. – the process by which molecules undergo a spontaneous transition from the liquid phase to the gas phase
  18. – a gentle sheen or soft glow, especially that of a partly reflective surface
  19. – the state of being thick, sticky, and semifluid in consistency, due to internal friction
  20. – separates solid matter and fluid from a mixture with a filter medium that has a complex structure through which only the fluid can pass
  21. – a heterogeneous mixture that contains solid particles sufficiently large for sedimentation
  22. – Unit of electrical current
  23. – the amount of space that a substance or object occupies
  24. – studies and uses instruments and methods used to separate, identify, and quantify matter
  25. – the SI base unit of luminous intensity

50 Clues: – a measure of distance • – the state of being stable • – he SI unit for temperature • – Unit of electrical current • – a measure of mass per volume • – the SI base unit of luminous intensity • – one which has a non-uniform composition • – basic unit of mass in the metric system • figures – any non-zero digits or trapped zeros • ...

CHEMISTRY 2020-05-20

CHEMISTRY crossword puzzle
Across
  1. - is an effective method to separate mixtures comprised of two or more pure liquids.
  2. – substance that is dissolved or scattered and dispersing medium.
  3. -the ability of a substance to dissolve in another substance.
  4. – refers to the agreement of a particular value with the true value.
  5. -it is when a substances react with each other and form one or more new substances.
  6. – a zero that always counts as a significant figure.
  7. property -a matter that can be observed without changing the matter’s identity.
  8. a negatively charged ion.
  9. – a zero that are only significant if the number contains a decimal point.
  10. - branch of science that deals with the identification of the substances of which matter is composed.
  11. – A state of matter that have an indefinite shape and indefinite volume.
  12. – a positively charged ion.
  13. - a method in which two or more components of different sizes are separated from a mixture on the basis of the difference in their sizes.
  14. – accompanied by or requiring the absorption of heat.
  15. – the ability of a substance to be pulled into a wire.
  16. – A zero that does not count as significant figures.
  17. – the mass per unit volume of a substance.
  18. - a technique used to separate out homogenous mixtures where there is one or more dissolved solids.
  19. -uniterm in composition.
  20. – composed of an atom.
  21. – the transition of substance directly from the solid to the gas state.
  22. – is the separation of a mixture by passing it in solution or suspension or as a vapor (as in gas chromatography) through a medium in which the components move at different rates.
  23. – A type of error that occurs in the same direction each time. Often resulting from poor technique.
  24. – the ability of a substance to be rolled or pounded into thin sheets
Down
  1. definite composition.
  2. TABLE – a organized chart of all the elements.
  3. – a branch of chemistry that deals with the study of separation, identification, and quantification of chemical components of natural and artificial materials.
  4. – 2 or more substances compound physically in variable proponents.
  5. – it has indefinite shape and a definite volume, takes shape of a container.
  6. – a branch of chemistry that deals with the study of compounds that are not covered by organic chemistry.
  7. -type of matter and the way matter is arranged.
  8. – a chemical reaction that releases energy.
  9. - separation method used to separate out pure substances in mixtures comprised of particles some of which are large enough in size to be captured with a porous material.
  10. – a type of error wherein the measurement has an equal probability of being high or low.
  11. - the ability of a chemical to burn or ignite, causing fire combustion.
  12. - is a form of matter in which many of the electrons wander around freely among the nuclei of the atoms.
  13. - is the method in which heavier components of the mixture are separated from the lighter substances with the help of wind.
  14. – a property that describes a substances ability to participate in chemical reaction.
  15. – type of chemical bonding wherein it involves the electrostatic attraction between oppositely charged ions.
  16. – a branch of chemistry which deals with the study of compounds that contain the element carbon and hydrogen.
  17. – Any substance that has mass and takes up space.
  18. – consist of coarse particles which are visible to the naked eye
  19. composed of 2 or more atom.
  20. – is when a substance goes from gas to solid.
  21. – A branch of chemistry that deals with the study of physics and math.
  22. – the degree to which a chemical substance or a particular mixture of substance can damage an organism.
  23. -the ability of two or more substances to chemical combine and form one more new substances.
  24. – a branch of chemistry that deals with the study of chemical processes that occur inside of living organisms.
  25. – it has a definite shape and a definite volume.

49 Clues: definite composition. • – composed of an atom. • -uniterm in composition. • a negatively charged ion. • – a positively charged ion. • composed of 2 or more atom. • – the mass per unit volume of a substance. • – a chemical reaction that releases energy. • – is when a substance goes from gas to solid. • TABLE – a organized chart of all the elements. • ...

Chemistry 2020-06-13

Chemistry crossword puzzle
Across
  1. Measure how fast something is moving in a given
  2. Standing high and stable
  3. Something which is required and contributes directly to the result
  4. How much room a material or entity occupies
  5. To raise the quantity or magnitude
  6. For lower or boost
  7. Any such fluid or a fluid mixture
  8. A space between two things or somebody
  9. A material that flows freely but has a volume constant
  10. A chemical proton donor or hydrogen species
  11. In all circumstances the object is constant
  12. Anything worn on a rocket
Down
  1. Capacity or strength to do work
  2. Target of a person's ambition or effort
  3. Burnt to generate heat or power
  4. An estimate of how fast everything travels within a given time frame
  5. Two or more objects impact one another
  6. Difference between lowest and highest
  7. The matter of changing its form and volume
  8. To move to
  9. A subatomic particle with negative charges
  10. One more thing to do
  11. To what degree a product is compact
  12. Particulate has positive electrical load

24 Clues: To move to • For lower or boost • One more thing to do • Standing high and stable • Anything worn on a rocket • Capacity or strength to do work • Burnt to generate heat or power • Any such fluid or a fluid mixture • To raise the quantity or magnitude • To what degree a product is compact • Difference between lowest and highest • Two or more objects impact one another • ...

Chemistry 2020-08-15

Chemistry crossword puzzle
Across
  1. The name of the Russian Chemist who started the development of the periodic table
  2. Found in the nucleus and have a neutral charge
  3. What is the atomic number for Sulphur written as a word
  4. The burning of a substance in oxygen
  5. What is the name for Lead on the periodic table?
  6. Word that means indivisible
  7. What is the name for Mercury on the periodic table?
  8. The name of a table that arranges elements based on their properties
  9. First person to propose the issues behind Modern Atomic Theory in 1800s
  10. An example of a chemical element starting with H
  11. Reaction that occurs when acid is added to a base forming water and at least one substance
  12. defines the characteristics of each element and how many protons are present
Down
  1. Negative sub-atomic particle
  2. Atoms have the same unique amount of protons
  3. An example of this is Corrosion and rusting
  4. The number of protons and neutrons is equal to this in an atom
  5. English term for something that cannot be further divided
  6. Chemicals that will change colour when added to an acid or base
  7. When elements combine together chemically, they produce compounds
  8. Positive sub-atomic particle
  9. Two or more substances combine to produce a single new substance
  10. Each one of these has a maximum number of electrons
  11. What is the name of the element Polonium on the periodic table
  12. What is the name for Arsenic on the periodic table?
  13. A single compound breaks down into two or more simpler products

25 Clues: Word that means indivisible • Negative sub-atomic particle • Positive sub-atomic particle • The burning of a substance in oxygen • An example of this is Corrosion and rusting • Atoms have the same unique amount of protons • Found in the nucleus and have a neutral charge • What is the name for Lead on the periodic table? • An example of a chemical element starting with H • ...

Chemistry 2020-10-18

Chemistry crossword puzzle
Across
  1. taking off what rises to the top of the container in water or another liquid
  2. the positive part of an atom
  3. separating chemicals of different colours
  4. a type of secure tether which two atoms share with one or more other atoms
  5. taking out magnetic things using a magnet
  6. the negative part of an atom
  7. a describing word for a substance which is made up of more than one element
  8. a state of matter whose atoms are slow
  9. a describing word for a non-uniform-looking mixture
  10. something which has mass
Down
  1. the neutral part of an atom
  2. smallest part of matter
  3. heating liquid and keeping it, moving it to another container and keeping the solid
  4. a state of matter whose atoms are so fast they have broken away from each other
  5. blocking some things and throwing others away
  6. a describing word for a substance which is made up of only one element
  7. a describing word for a uniform-looking mixture
  8. a result of two elements combining
  9. the result of two atoms tethering together
  10. a state of matter whose atoms are medium pace
  11. heating liquid so the solid stays behind

21 Clues: smallest part of matter • something which has mass • the neutral part of an atom • the positive part of an atom • the negative part of an atom • a result of two elements combining • a state of matter whose atoms are slow • heating liquid so the solid stays behind • separating chemicals of different colours • taking out magnetic things using a magnet • ...

Chemistry 2021-10-18

Chemistry crossword puzzle
Across
  1. Beryllium
  2. Mass divided by density
  3. mass- 9.0190
  4. part of the solution that gets dissolved
  5. Part of the solution that does the dissolving
  6. mass divided by volume
  7. on mass
  8. Density times volume
  9. number- the amount of protons in an atom
  10. rely on mass
  11. two or more atoms that are chemically combined
  12. mixture with no visible difference
  13. particle that has no charge
Down
  1. subatomic particle negatively charged
  2. protons and neutrons are found
  3. anything with mass and takes up space
  4. number protons, different number of neutrons
  5. electrons are found
  6. property- No chemical change(cutting food)
  7. mixture you can see a visible difference
  8. smallest particle of an element
  9. property- Chemical change(Mixing substances
  10. atoms bonded together
  11. Subatomic particle positively charged

24 Clues: on mass • Beryllium • mass- 9.0190 • rely on mass • electrons are found • Density times volume • atoms bonded together • mass divided by volume • Mass divided by density • particle that has no charge • protons and neutrons are found • smallest particle of an element • mixture with no visible difference • subatomic particle negatively charged • anything with mass and takes up space • ...

Chemistry 2021-10-18

Chemistry crossword puzzle
Across
  1. Beryllium
  2. Mass divided by density
  3. mass- 9.0190
  4. part of the solution that gets dissolved
  5. Part of the solution that does the dissolving
  6. mass divided by volume
  7. on mass
  8. Density times volume
  9. number- the amount of protons in an atom
  10. rely on mass
  11. two or more atoms that are chemically combined
  12. mixture with no visible difference
  13. particle that has no charge
Down
  1. subatomic particle negatively charged
  2. protons and neutrons are found
  3. anything with mass and takes up space
  4. number protons, different number of neutrons
  5. electrons are found
  6. property- No chemical change(cutting food)
  7. mixture you can see a visible difference
  8. smallest particle of an element
  9. property- Chemical change(Mixing substances
  10. atoms bonded together
  11. Subatomic particle positively charged

24 Clues: on mass • Beryllium • mass- 9.0190 • rely on mass • electrons are found • Density times volume • atoms bonded together • mass divided by volume • Mass divided by density • particle that has no charge • protons and neutrons are found • smallest particle of an element • mixture with no visible difference • subatomic particle negatively charged • anything with mass and takes up space • ...

Chemistry 2021-10-18

Chemistry crossword puzzle
Across
  1. Beryllium
  2. Mass divided by density
  3. mass- 9.0190
  4. part of the solution that gets dissolved
  5. Part of the solution that does the dissolving
  6. mass divided by volume
  7. on mass
  8. Density times volume
  9. number- the amount of protons in an atom
  10. rely on mass
  11. two or more atoms that are chemically combined
  12. mixture with no visible difference
  13. particle that has no charge
Down
  1. subatomic particle negatively charged
  2. protons and neutrons are found
  3. anything with mass and takes up space
  4. number protons, different number of neutrons
  5. electrons are found
  6. property- No chemical change(cutting food)
  7. mixture you can see a visible difference
  8. smallest particle of an element
  9. property- Chemical change(Mixing substances
  10. atoms bonded together
  11. Subatomic particle positively charged

24 Clues: on mass • Beryllium • mass- 9.0190 • rely on mass • electrons are found • Density times volume • atoms bonded together • mass divided by volume • Mass divided by density • particle that has no charge • protons and neutrons are found • smallest particle of an element • mixture with no visible difference • subatomic particle negatively charged • anything with mass and takes up space • ...

Chemistry 2021-10-18

Chemistry crossword puzzle
Across
  1. Beryllium
  2. Mass divided by density
  3. mass- 9.0190
  4. part of the solution that gets dissolved
  5. Part of the solution that does the dissolving
  6. mass divided by volume
  7. on mass
  8. Density times volume
  9. number- the amount of protons in an atom
  10. rely on mass
  11. two or more atoms that are chemically combined
  12. mixture with no visible difference
  13. particle that has no charge
Down
  1. subatomic particle negatively charged
  2. protons and neutrons are found
  3. anything with mass and takes up space
  4. number protons, different number of neutrons
  5. electrons are found
  6. property- No chemical change(cutting food)
  7. mixture you can see a visible difference
  8. smallest particle of an element
  9. property- Chemical change(Mixing substances
  10. atoms bonded together
  11. Subatomic particle positively charged

24 Clues: on mass • Beryllium • mass- 9.0190 • rely on mass • electrons are found • Density times volume • atoms bonded together • mass divided by volume • Mass divided by density • particle that has no charge • protons and neutrons are found • smallest particle of an element • mixture with no visible difference • subatomic particle negatively charged • anything with mass and takes up space • ...

Chemistry 2021-10-18

Chemistry crossword puzzle
Across
  1. Beryllium
  2. Mass divided by density
  3. mass- 9.0190
  4. part of the solution that gets dissolved
  5. Part of the solution that does the dissolving
  6. mass divided by volume
  7. on mass
  8. Density times volume
  9. number- the amount of protons in an atom
  10. rely on mass
  11. two or more atoms that are chemically combined
  12. mixture with no visible difference
  13. particle that has no charge
Down
  1. subatomic particle negatively charged
  2. protons and neutrons are found
  3. anything with mass and takes up space
  4. number protons, different number of neutrons
  5. electrons are found
  6. property- No chemical change(cutting food)
  7. mixture you can see a visible difference
  8. smallest particle of an element
  9. property- Chemical change(Mixing substances
  10. atoms bonded together
  11. Subatomic particle positively charged

24 Clues: on mass • Beryllium • mass- 9.0190 • rely on mass • electrons are found • Density times volume • atoms bonded together • mass divided by volume • Mass divided by density • particle that has no charge • protons and neutrons are found • smallest particle of an element • mixture with no visible difference • subatomic particle negatively charged • anything with mass and takes up space • ...

Chemistry 2022-03-24

Chemistry crossword puzzle
Across
  1. Light Amplification Stimulation Emission of Radiation
  2. Longest wavelength of the UV light spectrum
  3. Low frequency, deeper penetration, and less energy
  4. Light Emitting Diode
  5. Device to change AC to DC
  6. Constant and even flowing
  7. Used on dry skin, used with oils and creams, penetrates the deepest, and most heat producing
  8. Measures the amount of electricity that is used in one second
  9. Positive pole, red, and marked with P or +
  10. Negative pole, black, and marked with N or -
  11. Is a constant and direct current and has a positive and negative pole
  12. Called the burning light because of being most associated with sunburns
  13. Reduces swelling and inflammation, improves lymphatic flow, detoxifies, and increases circulation
  14. Used on oily skin, few heat rays, least penetrating, and has some germicidal benefits
  15. Light that produces the most heat and is 60% of natural light
  16. A material that allows energy to pass through easily
  17. Infuses an acidic product into deeper tissues using galvanic current from the positive pole toward the negative pole
  18. Measures the strength of an electric current
  19. One thousandth (1/1000) of an ampere
  20. A switch that shuts off automatically on the circuit at the first indication of an overload
  21. Prevents excessive current from passing through a circuit
  22. Rapid and interrupted current
  23. Extremely low level of electricity that mirrors the body's natural electrical impulses
  24. Measures the pressure or force that pushes electric current forward through a conductor
Down
  1. Substance or material that does not transmit electricity
  2. AKA Violet Ray and stimulates circulation
  3. Measurement of the distance between 2 wavelengths
  4. Intense Pulse Light
  5. Equals 1000 watts
  6. Blocked by the ozone later
  7. Measures the resistance of an electric current
  8. The use of electrical currents to treat the skin
  9. Reduces hyper pigmentation, reduces redness, calms, and soothes
  10. High frequency, less penetration, and more energy
  11. Produces less heat, and is used to cure gel nails, to tan, and for germicidal effects
  12. A substance that speeds up a chemical reaction by using heat or light
  13. Completes an electrical circuit and carries the current safely away
  14. The movement of particles around an atom that creates pure energy
  15. wave
  16. Infuses an alkaline product into the tissues from the negative pole toward the positive pole ElectricalCurrent The flow of electricity along a conductor
  17. Device to change DC to AC
  18. Distance between successive peaks or

42 Clues: wave • Equals 1000 watts • Intense Pulse Light • Light Emitting Diode • Device to change AC to DC • Constant and even flowing • Device to change DC to AC • Blocked by the ozone later • Rapid and interrupted current • One thousandth (1/1000) of an ampere • Distance between successive peaks or • AKA Violet Ray and stimulates circulation • Positive pole, red, and marked with P or + • ...

Chemistry 2021-08-30

Chemistry crossword puzzle
Across
  1. held energy
  2. substance dispersed in another substance
  3. tastes bitter
  4. total number of protons and neutrons
  5. transformation of one substance to another
  6. motion energy
  7. symbolic representation of a reaction
  8. right side of a chemical equation
  9. H2O
  10. smallest unit of ordinary matter
  11. 0-7 acid and 7-14 base
  12. differ in nucleon numbers
Down
  1. surrounding area gets warmer
  2. subatomic particle with a neutral charge
  3. special type of mixture
  4. more than one atom held together by bonds
  5. subatomic particle with a negative charge
  6. surrounding area gets colder
  7. uneven number of protons and electrons
  8. substances not chemically combined
  9. number of protons found in that element
  10. pure substance consisting only of atoms
  11. positively charged central core of an atom
  12. left side of a chemical equation
  13. subatomic particle with a positive charge
  14. more than one element held together by bonds
  15. tastes sour

27 Clues: H2O • held energy • tastes sour • tastes bitter • motion energy • 0-7 acid and 7-14 base • special type of mixture • differ in nucleon numbers • surrounding area gets warmer • surrounding area gets colder • left side of a chemical equation • smallest unit of ordinary matter • right side of a chemical equation • substances not chemically combined • total number of protons and neutrons • ...

chemistry 2021-08-30

chemistry crossword puzzle
Across
  1. A derived value that describes an object's mass divided by its volume
  2. A measure of the average kinetic energy of a substance. A measure of how fast a sample's molecules are moving
  3. 0.001 L
  4. variable: The variable that is measured by the scientist. What the independent variable does.
  5. data: Data that can be measured or counted. Data that describes the quality of something. Cannot be counted.
  6. A test a scientist does to collect data to support or refute a scientific question or claim.
  7. The SI unit for measuring mass
  8. figures: A way of determining the precision of a measurement. A way to know how to round a number without asking the teacher.
  9. The amount of space a sample of matter takes up.
  10. data: Data that can be measured or counted
  11. The measure of the force of gravity acting on an object
  12. The SI unit for length
  13. relationship: The relationship between two variables is an direct relationship if when one increases the other increases.
  14. A unit that can be used to measure any form of energy
  15. relationships: The relationship between two variables is an inverse relationship if when one increases the other decreases or as one decreases the other increases.
  16. A visual representation of data that makes trends in the data more evident.
Down
  1. A scientific prediction based on research, evidence, and/or observation
  2. analysis (factor labeling): The process of converting from one unit or metric prefix to another unit or metric prefix using conversion factors.
  3. factor: A fraction used to convert from one unit or metric prefix to another unit or metric prefix.
  4. centimeter: A derived unit used to measure volume. 1.0 cm2 = 1.0 mL
  5. variable: The variable of an experiment that the scientist controls. What is being tested.
  6. A unit that measure of thermal energy
  7. How close a group of measurements are to each other
  8. A temperature scale used by chemists and physicists which has no negative numbers.
  9. the amount or number of something.
  10. method: The easiest way to describe what a scientists does. A simplified set of steps that can guide an experiment.
  11. The SI unit for volume.
  12. unit: A unit that is made from other SI units. EX: Area has a unit of m2 (length x width)
  13. How close a measurement is to the true value.
  14. A temperature scales based on the freezing point and boiling point of water.
  15. 1,000 grams

31 Clues: 0.001 L • 1,000 grams • The SI unit for length • The SI unit for volume. • The SI unit for measuring mass • the amount or number of something. • A unit that measure of thermal energy • data: Data that can be measured or counted • How close a measurement is to the true value. • The amount of space a sample of matter takes up. • How close a group of measurements are to each other • ...

Chemistry 2021-09-23

Chemistry crossword puzzle
Across
  1. liquids that do not mix
  2. an increase in size
  3. the change of state where a liquid changes to a gas at the surface of the liquid
  4. describes a process that gives off energy in the form of heat, light or sound
  5. a solid formed during a chemical change
  6. a decrease in size
  7. able to be hammered or bent into new shapes
  8. the starting substances in chemical reactions
  9. the change of state from liquid to solid
  10. a change of state from gas to solid
  11. measures how much space is occupied by a substance
  12. a change that does not result in a new substance being produced
  13. measures how much matter is in a substance
Down
  1. liquids that can be mixed
  2. describes a process that absorbs energy from the surroundings
  3. a change that results in a new substance being formed
  4. the change of state when a solid is heated and forms a liquid
  5. a change of state from solid to gas
  6. a change of state where a liquid is heated and changes to a gas within the liquid
  7. a change of state where a gas is cooled and forms a liquid
  8. a measure of the mass per unit of volume of a substance
  9. the substances formed in chemical reactions
  10. a cluster of atoms
  11. the characteristics of a substance
  12. a mixture of a metal with other metals or non-metals

25 Clues: a decrease in size • a cluster of atoms • an increase in size • liquids that do not mix • liquids that can be mixed • the characteristics of a substance • a change of state from solid to gas • a change of state from gas to solid • a solid formed during a chemical change • the change of state from liquid to solid • measures how much matter is in a substance • ...

Chemistry 2022-03-18

Chemistry crossword puzzle
Across
  1. the study of matter
  2. the substances you have a the beginning
  3. the amount of a substance in a given volume
  4. when on element replaces another in a compound
  5. a reaction which energy is absorbed
  6. when two or more elements combined to make more complex substances
  7. any change the alters the appearance of a substance
  8. a change in matter that produces one or more substances
  9. any thing that has mass and takes up space
  10. new substance after the reaction
  11. matter is not allowed to enter or leave
  12. matter can enter from or escape to the surroundings
  13. a reaction between oxygen and fuel
  14. breaks down compounds into simpler products
  15. a characteristic of a substance that can be observed without changing the substance into another substance
  16. biological catalysts
Down
  1. a solid that forms from solution during a chemical reaction
  2. a reaction that releases energy in the form of heat
  3. minimum amount of energy needed to start a chemical reaction
  4. a number placed in front of a chemical formula
  5. used to decrease the rate of reaction
  6. during a chemical reaction matter is not created of destroyed
  7. a way to show chemical reactions using symbols
  8. increases the rate of reaction by lowering the activation energy
  9. a characteristic of a substance that describes its ability to change into other substances
  10. releases energy when it buns

26 Clues: the study of matter • biological catalysts • releases energy when it buns • new substance after the reaction • a reaction between oxygen and fuel • a reaction which energy is absorbed • used to decrease the rate of reaction • the substances you have a the beginning • matter is not allowed to enter or leave • any thing that has mass and takes up space • ...

Chemistry 2021-12-05

Chemistry crossword puzzle
Across
  1. This is the formula for carbon dioxide
  2. This is an example of how the sun and greenhouse ___ work together to warm the earth.
  3. By absorbing carbon dioxide the ocean becomes more ___. This is called ocean acidification.
  4. This animal releases, on average, between 70- 120 kg of Methane per year.
  5. A more acidic ocean has a ___ affect on sea life by breaking down the shells of animals and causing coral to grow more slowly.
  6. Methane has a 23 times higher negative effect on the ___ than carbon dioxide.
  7. This is the formula for Sulfur Hexafluoride.
  8. Hydrofluorocarbons, perfluorocarbons, sulfur hexafluoride are greenhouse gases that are this type of chemical.
  9. Greenhouse gases are ____ for humans to inhabit earth.
Down
  1. To compare gases with different properties, the Intergovernmental Panel on Climate Change developed “global warming ___”
  2. 3 major greenhouse gases are carbon dioxide, nitrous oxide, and ___
  3. 1__ of beef produces the equivalent of 34.6 kg CO2
  4. A ______ gas traps heat in the atmosphere.
  5. A kilogram of ____ is responsible for the equivalent of the amount of CO2 emitted by the average European car every 250 kilometres, and burns enough energy to light a 100-watt bulb for nearly 20 days.
  6. All ___ help reduce greenhouse gases by absorbing carbon dioxide and giving off oxygen.
  7. An ___ in greenhouse gases lead to a warmer earth.
  8. Methane is more harmful because it can ___ more heat than the more abundant carbon dioxide.
  9. The ___ absorbs carbon dioxide
  10. Greenhouse gases absorb ___ that is radiated from the earth’s surface.
  11. The most ___ greenhouse gas is sulfur hexafluoride.
  12. Sulfur Hexafluoride is 23,500 more ___ than carbon dioxide.

21 Clues: The ___ absorbs carbon dioxide • This is the formula for carbon dioxide • A ______ gas traps heat in the atmosphere. • This is the formula for Sulfur Hexafluoride. • 1__ of beef produces the equivalent of 34.6 kg CO2 • An ___ in greenhouse gases lead to a warmer earth. • The most ___ greenhouse gas is sulfur hexafluoride. • ...

chemistry 2021-12-08

chemistry crossword puzzle
Across
  1. A chemical element with the atomic number 79, symbol Au. The simple body gold is a noble, precious metal whose color is golden yellow
  2. It is the ninth most abundant element in the universe. As a result from the successive sum of three helium nuclei to one carbon nucleus
  3. A chemical element with atomic number 55, symbol Cs, the most alkaline of the alkali metals
  4. A chemical element with atomic number 3, symbol Li. It is an alkali metal
  5. chemical element with the symbol Be and atomic number 4. The best known gemstones from it are the emerald and the aquamarine
  6. a positive particle
  7. A chemical element with atomic number 56, symbol Ba. Properties similar to those of lime
  8. A chemical element with atomic number 28, symbol Ni. The simple body nickel is a metal
  9. A chemical element with atomic number 29, symbol Cu. The simple body copper is a metal
  10. A chemical element with atomic number 92, symbol U. It is of the actinide family. It is a very long-life radioactive heavy metal
  11. Silver is the chemical element with atomic number 47, symbol Ag. Between copper and gold. Hardly or not oxidisable in air, all three are used to mint coins
  12. a molecule associated with an element
Down
  1. the center of an atom
  2. An altomic element with atomic number 19, symbol K, alkali metal found in potash
  3. A negatively charged particle
  4. A set of at least two atoms
  5. A chemical element with atomic number 26, symbol Fe. The simple body is the most common ferromagnetic metal and material in everyday life, most frequently made of various alloys
  6. A chemical element with the symbol Pu and atomic number 94. Radioactive metal of the actinide group
  7. A chemical element with atomic number 24, symbol Cr. Its single element is a transition metal
  8. a neural particle
  9. A chemical element with atomic number 20, symbol Ca. It is the fifth most profuse element in the earth’s crust

21 Clues: a neural particle • a positive particle • the center of an atom • A set of at least two atoms • A negatively charged particle • a molecule associated with an element • A chemical element with atomic number 3, symbol Li. It is an alkali metal • An altomic element with atomic number 19, symbol K, alkali metal found in potash • ...

Chemistry 2021-11-08

Chemistry crossword puzzle
Across
  1. A negatively charged particle in an atom
  2. Change when new substances are made
  3. When molecules slowly go from liquid to vapor
  4. An element class that can be non-shiny & gases
  5. When oxygen is lost to form another substance
  6. State of matter w/ no definite volume or shape
  7. Small particle that makes of everything
  8. State of matter w/ a definite shape and volume
  9. Type of reaction in which heat is released
  10. A neutral particle in an atom
  11. Type of bond between metals
  12. Combo of elements that aren't chemically bonded
  13. The space occupied by matter
  14. A solid substance with a definite geometrical shape, straight edges, and flat surface.
  15. change from a liquid to a solid
  16. Reaction where a substance combines w/ oxygen
  17. Largest class of elements
  18. Has metal/nonmetal characteristics
Down
  1. change from a gas to a liquid
  2. A positively charged particle in an atom
  3. Type of reaction in which heat is absorbed
  4. change from a solid to a gas
  5. A substance made up of one type of atom
  6. When oxygen is combined with a substance
  7. Two or more atoms that are chemically bonded
  8. Two or more combined that are not chemically bonded
  9. Change when no new substances are made
  10. Type of bond in which electrons are given/taken
  11. A mixture of 2 or more metals or a metal/nonmetal
  12. Type of bond in which electrons are shared
  13. An atom that has a different number of neutrons
  14. Atom that's charged b/c it lost or gained an electron
  15. State of matter w/ definite volume but not shape

33 Clues: Largest class of elements • Type of bond between metals • change from a solid to a gas • The space occupied by matter • change from a gas to a liquid • A neutral particle in an atom • change from a liquid to a solid • Has metal/nonmetal characteristics • Change when new substances are made • Change when no new substances are made • A substance made up of one type of atom • ...

Chemistry 2021-11-29

Chemistry crossword puzzle
Across
  1. reaksi gabungan oksidasi dan reduksi adalah..
  2. dalam menentukan urutan titik didih, yang dianggap memiliki titik didih terendah adalah senyawa ikatan...
  3. sekelompok unsur yang tidak mengalami ikatan kimia
  4. unsur bebas memiliki jumlah biloks =...
  5. ikatan kimia terjadi untuk mencapai ... unsur
  6. jenis kovalen yang memiliki PEB
  7. reaksi dimana suatu zat menangkap elektron
  8. senyawa air
  9. reaksi dimana suatu zat mengikat oksigen
  10. dalam menentukan urutan titik didih, yang diangggap memiliki titik didih paling tinggi adalah senyawa dengan ikatan...
  11. reaksi autoredoks disebut juga..
  12. kovalen tidak bermuatan (tidak memiliki dipol)
Down
  1. biloks merupakan singkatan dari...
  2. adalah dimana hasil oksidasi dan hasil reduksi merupakan zat yang sama
  3. larutan yang tidak terionisasi, sehingga tidak dapat menghantarkan listrik
  4. ikatan ion dirumuskan dengan struktur...
  5. rumus untuk bentuk molekul piramida sisi empat
  6. adalah dimana oksidator dan reduktor merupakan zat yang sama
  7. rumus untuk bentuk molekul tetrahedron
  8. salah satu contoh larutan non-elektrolit dalam kehidupan sehari-hari
  9. ikatan kimia yang terdiri atas non-logam + non-logam
  10. ikatan kimia yang terdiri atas logam + nonlogam
  11. Larutan yang mungkin tidak menyebabkan lampu menyala, tetapi menyebabkan gelembung adalah...
  12. senyawa yang mengalami oksidasi
  13. senyawa yang mengalami reduksi

25 Clues: senyawa air • senyawa yang mengalami reduksi • jenis kovalen yang memiliki PEB • senyawa yang mengalami oksidasi • reaksi autoredoks disebut juga.. • biloks merupakan singkatan dari... • rumus untuk bentuk molekul tetrahedron • unsur bebas memiliki jumlah biloks =... • ikatan ion dirumuskan dengan struktur... • reaksi dimana suatu zat mengikat oksigen • ...

chemistry 2021-12-10

chemistry crossword puzzle
Across
  1. positive charge
  2. not shiny
  3. shiny
  4. one or more substances are formed
  5. shows how mnay molecules are there
  6. new solid is formed
  7. the substance changes to a unsual color
  8. neutral charge
  9. no new substances are formed
Down
  1. shatters easily
  2. can be bent or hammered into a sheet
  3. small number
  4. electricity and heat dont pass through
  5. changes temp not by an outside source
  6. can be pulled into a wire
  7. bubbling or steaming
  8. electricity pass through
  9. begins to glow or sparkle
  10. smallest part of an element
  11. negaitave charge

20 Clues: shiny • not shiny • small number • neutral charge • shatters easily • positive charge • negaitave charge • new solid is formed • bubbling or steaming • electricity pass through • can be pulled into a wire • begins to glow or sparkle • smallest part of an element • no new substances are formed • one or more substances are formed • shows how mnay molecules are there • ...

Chemistry 2022-02-10

Chemistry crossword puzzle
Across
  1. Atoms of the same element that have different numbers of neutrons.
  2. the number of protons in the nucleus of an atom, which determines the chemical properties of an element and its place in the periodic table
  3. a table of the chemical elements arranged in order of atomic number, usually in rows, so that elements with similar atomic structure and appear in vertical columns.
  4. The vertical columns in the periodic table.
  5. Attraction formed when elements share electrons.
  6. relating to the simplest units of an element or compound
  7. A formula that shows what elements are in a compound and what it will become.
  8. A chemical element with atomic number 3, symbol Li. It is an alkali metal
  9. Force that holds atoms together in a compound
Down
  1. Between groups 1 and 2, and 13 and 18.
  2. a positively charged ion
  3. the simplest structural unit of an element or compound
  4. type of linkage formed from the electrostatic attraction between oppositely charged ions in a chemical compound
  5. consisting of one atom
  6. a group of symbols that make a mathematical statement
  7. each of more than one hundred substances that cannot be chemically inter converted or broken down into simpler substances
  8. a thing that is composed of two or more separate elements
  9. a negatively charged ion
  10. the basic unit of a chemical element.
  11. relating to, composed of, or using ions
  12. Horizontal rows of elements.

21 Clues: consisting of one atom • a positively charged ion • a negatively charged ion • Horizontal rows of elements. • the basic unit of a chemical element. • Between groups 1 and 2, and 13 and 18. • relating to, composed of, or using ions • The vertical columns in the periodic table. • Force that holds atoms together in a compound • Attraction formed when elements share electrons. • ...

Chemistry 2022-01-27

Chemistry crossword puzzle
Across
  1. process in which solid particles in a liquid or gaseous fluid are removed by the use of a filter medium
  2. the successive occupation of the orbitals in a valence shell of the atom
  3. PV=nRT
  4. observed or measured without changing the identity of the substance
  5. pressure of a given mass of gas varies directly with the absolute temperature of the gas when the volume is kept constant
  6. no shape
  7. characteristic of a particular substance that can be observed in a chemical reaction.
  8. one chemical substance is transformed into one or more different substances
  9. amount of mass and space taken up
  10. substance form of matter that has a constant composition and properties that are constant throughout the sample
  11. gas law pv=nrt
  12. column in the periodic table of the chemical elements
  13. a substance diffused or suspended in the air
  14. particle of matter that uniquely defines a chemical element
  15. depends on the amount of matter in a sample
  16. make up Group 18
  17. any substance that cannot be decomposed into simpler substances by ordinary chemical processes
  18. composition is uniform throughout the mixture
  19. composition is not uniform throughout the mixture
  20. v1/t1=v2/t2
  21. every chemical compound contains fixed and constant proportions of its constituent elements.
  22. has a definite shape
  23. a coherent, typically large body of matter with no definite shape.
  24. p1(v1)/t1=p2(v2)/t2
Down
  1. v1/n1=v2/n2
  2. the action of purifying a liquid by a process of heating and cooling.
  3. of a liquid, solution, or gas to a crystal
  4. fourth state of matter
  5. transition of a substance directly from a solid-state to a gas state
  6. two elements form more than one compound, then the ratios of the masses of the second element which combine with a fixed mass of the first element will always be ratios of small whole numbers
  7. is a tabular display of the chemical elements
  8. P{1}V{1}=P{2}V{2}
  9. of matter liquid gas solid
  10. any of a class of substances characterized by high electrical and thermal conductivity as well as by malleability, ductility, and high reflectivity of light
  11. depends only on the type of matter in a sample and not on the amount.
  12. separation of a mixture by passing it in solution or suspension or as a vapor
  13. takes shape of container
  14. a change in properties such as texture, shape, or state
  15. the substances produced at the end of the reaction
  16. mass is neither created nor destroyed
  17. change of a substance from one physical form to another
  18. divide the mass of the element in 1 mole of the compound
  19. combining 2 chemical substances
  20. an element whose properties are intermediate between those of metals and solid nonmetals or semiconductors.
  21. substance that takes part in and undergoes change during a reaction.
  22. a class of chemical elements whose chemical and physical properties contrast with those of metals
  23. substance consisting of atoms or ions of two or more different elements in definite proportions joined by chemical bonds into a molecule

47 Clues: PV=nRT • no shape • v1/n1=v2/n2 • v1/t1=v2/t2 • gas law pv=nrt • make up Group 18 • P{1}V{1}=P{2}V{2} • p1(v1)/t1=p2(v2)/t2 • has a definite shape • fourth state of matter • takes shape of container • of matter liquid gas solid • combining 2 chemical substances • amount of mass and space taken up • mass is neither created nor destroyed • of a liquid, solution, or gas to a crystal • ...

Chemistry 2022-01-26

Chemistry crossword puzzle
Across
  1. A change in chemical and physical properties
  2. Causes inflammation
  3. Any substance that occupies space and has a mass
  4. A substance that adds hydrogen to a chemical compound or subtracts oxygen from the compound
  5. A substance that is made of only one type of atom or molecule
  6. Science that deals with matter and its changes
  7. Subatomic particle with no charge
  8. A chemical reaction that combines a substance with oxygen to produce an oxide
  9. the rapid oxidation of a substance, accompanied by the production of heat and light
  10. liquids that are not capable of being mixed together
  11. Has no definite volume or shape
  12. Orbit the atom and has a negative charge
  13. Size, Shape, Color, Density, and Weight
  14. Substance that is dissolved into a solvent substance that dissolves another substance to form a solution
  15. Has a definite volume and no definite shape
  16. Simpliest form of chemical matter
  17. A change in physical properties
Down
  1. Chemical reaction that release a significant amount of heat
  2. raises pH to allow product penetration
  3. mutually soluble
  4. unstable physical mixture of 2 or more immiscible substances that will not stay together until united by an emulsifier
  5. Is the study of substances containing Carbon
  6. A chemical reaction in which the oxidizing agent is losing oxygen and the reducing agent is gaining oxygen simultaneously
  7. Has a definite volume and shape
  8. Chemical Change
  9. a physical combination of matter in any proportion
  10. A stable physical mixture of 2 or more substances
  11. Is the study of substances not containing Carbon
  12. The basic unit of matter and the smallest chemical component of an element
  13. unstable physical mixture of undissolved particles in a liquid
  14. special type of oil used in water-resistant lubricants for the skin and nail polish dryers
  15. The center of an Atom and contains Protons and Neutrons
  16. Subatomic particle with a Positive Charge
  17. A chemical combination of 2 or more atoms in a definite or fixed proportion
  18. substance that allows oil and water to mix or emulsify
  19. a substance that releases oxygen

36 Clues: Chemical Change • mutually soluble • Causes inflammation • Has a definite volume and shape • Has no definite volume or shape • A change in physical properties • a substance that releases oxygen • Subatomic particle with no charge • Simpliest form of chemical matter • raises pH to allow product penetration • Size, Shape, Color, Density, and Weight • ...

Chemistry 2021-12-30

Chemistry crossword puzzle
Across
  1. Used for storing, mixing, and heating small amounts of chemicals.
  2. Used for moving small amounts of solid from place to place.
  3. it's necessary to measure the temperature of the required solution
  4. Used to measure the volumes of liquids.
  5. Used to pour liquids into any container so they will not be lost or spilled.
  6. Used for moving small amounts of liquid from place to place
  7. Used to stir liquids. They are usually made of glass.
  8. İt's made up of porcelain and are used to store and heat substances when required to be heated at high temperatures since glassware are not always suitable for such high heat involving experiments.
  9. Used to measure one specific volume in mixing accurate solutions
Down
  1. Used to hold test tubes while heating.
  2. Used to wash or rinse other containers
  3. Used to hold and heat liquids.
  4. Used to grind chemicals to powder
  5. that is used to produce a magnified image of an object
  6. For separating layers of immiscible liquids or for dropping liquids.
  7. Used for picking up and moving small objects.
  8. Used to heat, mix, and store liquids
  9. Used in titrations to measure precisely how much liquid has been delivered.
  10. Used to hold solids when being weighed or transported. when you need to see something in the chemicals.
  11. Used for heating substances that need to be heated evenly. The bulbed bottom allows the heat to distribute through the liquid more evenly.

20 Clues: Used to hold and heat liquids. • Used to grind chemicals to powder • Used to heat, mix, and store liquids • Used to hold test tubes while heating. • Used to wash or rinse other containers • Used to measure the volumes of liquids. • Used for picking up and moving small objects. • Used to stir liquids. They are usually made of glass. • ...

Chemistry 2022-01-01

Chemistry crossword puzzle
Across
  1. an iron tripod placed over a fire.
  2. A tube or pipe that is wide at the top and narrow at the bottom, used for guiding liquid or powder into a small opening.
  3. The scientist discovered the nucleus. His experiment’s name is Gold Foil experiment.
  4. It is a glass funnel with a tap at the bottom which is used to seperate immiscible liquids.
  5. An instrument for measuring and indicating temperature.
  6. It is a squeezable bottle with a nozzle, used to rinse various pieces of laboratory equipment.
  7. It is used to measure the volume of liquids. There are different types of it so you can choose according to the amount like 10ml, 25ml, 50ml, 100ml.
  8. The scientist discovered the negatively charged particle known as an electron. His model’s name is Plum Pudding Model.
  9. a glass stirring rod which is used to mix or stir liquids and chemicals.
Down
  1. A graduated thin glass tube which is used to do accurate measurements of small amount of liquids.
  2. A simple container for stirring, mixing and heating liquids.
  3. A flat-bottomed vessel with a cylindrical long neck which is used to prepare and hold solutions. (There is a line on the neck for accurate measurement.)
  4. It is used to take small quantities of solid chemicals.
  5. A concave glass disc used in a laboratory to hold material for use in experiments.
  6. a thin glass tube closed at one end, used to hold small amounts of material.
  7. A graduated glass tube with a tap at one end, for delivering accurate volumes of a liquid.
  8. A lamp that burns volatile spirits.
  9. He studied with gas.
  10. An iron tripod placed over a fire.
  11. A flask having a wide base, narrow neck, and conical form which is convenient for swirling liquids by hand. (Can be used in titration.)
  12. A vessel with a spherical body and a cylindrical neck which is most often used when preparing, heating solutions and distillation.
  13. A cup in which ingredients are crushed or grounded.

22 Clues: He studied with gas. • an iron tripod placed over a fire. • An iron tripod placed over a fire. • A lamp that burns volatile spirits. • A cup in which ingredients are crushed or grounded. • It is used to take small quantities of solid chemicals. • An instrument for measuring and indicating temperature. • A simple container for stirring, mixing and heating liquids. • ...

Chemistry 2023-05-02

Chemistry crossword puzzle
Across
  1. The process in which a liquid changes into a gas at the surface
  2. The study of the composition, structure, and properties of matter
  3. The chemical symbol for gold
  4. The process in which two or more substances combine to form a new substance
  5. The state of matter in which the substance has no definite shape but has a definite volume
  6. A substance that cannot be broken down into simpler substances
  7. The number of protons in an element
  8. A substance made up of only one kind of atom
  9. The basic building block of matter
  10. A substance that speeds up a chemical reaction
  11. A substance formed by the combination of two or more elements
  12. The sum of the protons and neutrons in an element
  13. The state of matter in which the substance has a definite shape and volume
  14. A compound that has a pH less than
Down
  1. The ability of an atom to attract electrons to itself in a chemical bond
  2. A measure of the amount of heat energy required to raise the temperature of a substance
  3. The amount of a substance that can dissolve in a given amount of solvent at a given temperature
  4. A measure of the amount of matter in an object
  5. A measure of the amount of space occupied by an object
  6. The number of protons plus neutrons in an element
  7. The state of matter in which the substance has no definite shape or volume
  8. A type of chemical bond in which electrons are shared between atoms
  9. The number of electrons in an atom's outermost energy level
  10. A measure of the average kinetic energy of the particles in a substance
  11. A compound that has a pH greater than
  12. A type of chemical bond in which electrons are transferred between atoms SUBLIMATION A process in which a solid changes directly into a gas without passing through the liquid phase
  13. The force of attraction between atoms that holds them together
  14. The smallest unit of an element
  15. The measure of acidity or alkalinity of a substance

29 Clues: The chemical symbol for gold • The smallest unit of an element • The basic building block of matter • A compound that has a pH less than • The number of protons in an element • A compound that has a pH greater than • A substance made up of only one kind of atom • A measure of the amount of matter in an object • A substance that speeds up a chemical reaction • ...

chemistry 2023-05-15

chemistry crossword puzzle
Across
  1. συστατικό του διαμαντιού
  2. το δεύτερο πιο άφθονο στοιχείο στον στερεό φλοιό της γής
  3. βράζει στους 100οC
  4. απαραίτητο για τις καύσεις
  5. κατιόντα περιέχονται σε διαλύματα οξέων
  6. προϊόν της φωτοσύνθεσης, αντιδρών στην αλκοολική ζύμωση
  7. περιέχονται στον πυρήνα των ατόμων
  8. του άνθρακα προϊόν τέλειας καύσης
  9. προσθέτουν θρεπτικά συστατικά, λιπαίνουν το έδαφος
  10. περιστρέφονται γύρω από τον πυρήνα των ατόμων
Down
  1. συστατικό του φυσικού αερίου
  2. συστατικά του πετρελαίου
  3. πατρίδα του Menteleyeff
  4. ανακουφίζει το τσίμπημα της μέλισσας
  5. του άνθρακα προϊόν ατελούς καύσης
  6. ανιόντα περιέχονται σε διαλύματα βάσεων
  7. σωματίδια με αρνητικό φορτίο
  8. το πιό άφθονο στοιχείο στον στερεό φλοιό της γής
  9. πατρίδα του Arrhenius
  10. σωματίδια με θετικό φορτίο
  11. αποτελείται από νάτριο και χλώριο

21 Clues: βράζει στους 100οC • πατρίδα του Arrhenius • πατρίδα του Menteleyeff • συστατικά του πετρελαίου • συστατικό του διαμαντιού • απαραίτητο για τις καύσεις • σωματίδια με θετικό φορτίο • συστατικό του φυσικού αερίου • σωματίδια με αρνητικό φορτίο • του άνθρακα προϊόν ατελούς καύσης • του άνθρακα προϊόν τέλειας καύσης • αποτελείται από νάτριο και χλώριο • ...

Chemistry! 2023-05-31

Chemistry! crossword puzzle
Across
  1. a measure of matter
  2. high energy wave that has high penetrability
  3. organizes elements according to atomic number
  4. a measure of how much space a substance occupies
  5. a mixture with visible parts
  6. bond where electrons are shared
  7. has a pH greater than 7
  8. a counting number in chemistry
  9. charged atom
  10. particle formed when a neutron forms a proton
  11. equal moles of H+ and OH-
  12. insoluble product in a double replacement reaction
  13. bond where electrons are transferred
  14. sum of protons and neutrons
  15. vertical column that corresponds to valence electrons
  16. concentration unit
  17. reduction/oxidation reaction
  18. water is this shape
  19. covalent bond where electrons are not shared equally
  20. formula that shows the simplest ratio of atoms in a molecule
  21. particle responsible for nuclear stability
Down
  1. fixed composition of elements
  2. eye protection in the lab
  3. reaction with one product
  4. equal to the number of protons
  5. shape of all two-atom molecules
  6. positive charged particle found in nucleus
  7. covalently bonded particle
  8. ration of mass to volume
  9. reaction where the products are CO2 and water
  10. a mixture with that is uniformly mixed
  11. negative charged particle involved in bonding
  12. covalent bond electrons are shared equally
  13. pure substance made up of one type of atom
  14. five-atom shape
  15. substance that conducts electricity when dissolved in water
  16. gas law that converts volumes at non-STP to moles
  17. a measure of average kinetic energy
  18. building block of all matter
  19. release H+ ions in solution
  20. horizontal row that equals energy level of the valence
  21. particle made up of two protons and two neutrons

42 Clues: charged atom • five-atom shape • concentration unit • a measure of matter • water is this shape • has a pH greater than 7 • ration of mass to volume • eye protection in the lab • reaction with one product • equal moles of H+ and OH- • covalently bonded particle • sum of protons and neutrons • release H+ ions in solution • a mixture with visible parts • building block of all matter • ...

Chemistry 2023-07-31

Chemistry crossword puzzle
Across
  1. OH-
  2. CrO4
  3. CO32
  4. ClO3
  5. Cr2O72
  6. S2-
  7. AlO3
  8. SO42
  9. gas with rotten egg smell
  10. CN
  11. king of acids
  12. N3-
Down
  1. NO2
  2. Cu
  3. Type of bond in HCl
  4. CO2
  5. Fe3+
  6. Cl-
  7. atomic mass 35.5
  8. MnO4
  9. SO32
  10. Fe2+
  11. NO3
  12. Cu2+
  13. NH4+
  14. Type of bond in magnesium chloride

26 Clues: Cu • CN • NO2 • CO2 • OH- • Cl- • S2- • NO3 • N3- • Fe3+ • CrO4 • CO32 • MnO4 • ClO3 • SO32 • Fe2+ • AlO3 • SO42 • Cu2+ • NH4+ • Cr2O72 • king of acids • atomic mass 35.5 • Type of bond in HCl • gas with rotten egg smell • Type of bond in magnesium chloride

chemistry 2022-12-12

chemistry crossword puzzle
Across
  1. how much space an object takes up
  2. an atom or molecule with a net electric charge due to the loss or gain of one or more electrons
  3. energy that exhibits wave-like behavior and travels through space at the speed of light
  4. amount of matter in an object
  5. the tendency of an atom participating in a covalent bond to attract the bonding electrons
  6. a nuclear reaction in which a heavy nucleus splits spontaneously or on impact with another particle, with the release of energy
  7. the prefix for 1
Down
  1. any of the gaseous elements helium, neon, argon, krypton, xenon, and radon, occupying Group 0 (18) of the periodic table. They were long believed to be totally unreactive but compounds of xenon, krypton, and radon are now known
  2. any of the elements lithium, sodium, potassium, rubidium, cesium, and francium, occupying Group IA (1) of the periodic table. They are very reactive, electropositive, monovalent metals forming strongly alkaline hydroxides
  3. electrons in the outermost shell, or energy level, of an atom
  4. any of the set of metallic elements occupying a central block (Groups IVB–VIII, IB, and IIB, or 4–12) in the periodic table, e.g., iron, manganese, chromium, and copper. Chemically they show variable valence and a strong tendency to form coordination compounds, and many of their compounds are colored
  5. any of the elements fluorine, chlorine, bromine, iodine, and astatine, occupying group VIIA (17) of the periodic table. They are reactive nonmetallic elements that form strongly acidic compounds with hydrogen from which simple salts can be made
  6. negatively charged ions
  7. electrons in their lowest energy state and are stable
  8. a stable subatomic particle occurring in all atomic nuclei, with a positive electric charge equal in magnitude to that of an electron, but of opposite sign
  9. a stable subatomic particle with a charge of negative electricity, found in all atoms and acting as the primary carrier of electricity in solids
  10. an element or substance that is not a metal
  11. a subatomic particle of about the same mass as a proton but without an electric charge, present in all atomic nuclei except those of ordinary hydrogen
  12. amount of mass within a certain amount of space
  13. positively charges ions

20 Clues: the prefix for 1 • negatively charged ions • positively charges ions • amount of matter in an object • how much space an object takes up • an element or substance that is not a metal • amount of mass within a certain amount of space • electrons in their lowest energy state and are stable • electrons in the outermost shell, or energy level, of an atom • ...

Chemistry 2022-09-28

Chemistry crossword puzzle
Across
  1. Water freezing and becoming ice is an example of what type of change?
  2. Alkalis tend to taste:
  3. What is created when amino acids join together in chains?
  4. The ability of hair to absorb moisture, liquids or chemicals refers to the hair's:
  5. Matter with definite weight and volume but no definite shape is called:
  6. What is used for hair that has been damaged by strong alkaline shampoos, chemicals or heat styling?
  7. A conditioner ingredient that gives dry hair a smooth feel and makes hair easier to comb is:
  8. A substance that is able to dissolve another substance is called a(n):
  9. A mixture of secretions from the sebaceous glands and perspiration from the sweat glands is called the:
  10. Carbon, nitrogen, oxygen and hydrogen form the basis of
  11. Basic substances that cannot be broken down into simpler substances are called:
  12. Atoms have three main parts: protons, neutrons and:
  13. The scientific study of matter and the physical and chemical changes of matter is known as:
  14. What makes up the primary composition of hair?
Down
  1. The bonds found within hair that help organize protein chains in order to build hair are
  2. Which bond is the backbone of all protein molecules?
  3. What is the side bond that is of the greatest concern to the salon professional?
  4. A solution that has more positive hydrogen ions than negative hydroxide ions is:
  5. Humectants are what type of ingredients?
  6. In the process of making a cup of instant hot cocoa, what would the dry cocoa represent?
  7. A product that ranges from a pH of 4.5 to 5.5
  8. Mixtures of organic substances and a medicinal agent are
  9. and does not contain carbon, such as rocks, water and minerals falls within the study of:
  10. Substances of acidic or alkaline nature dissolve in water and/or contain:
  11. An example of an oil-in-water emulsion is _____ solution
  12. Neutrons have which type of electrical charge?
  13. All matter that is not alive, has never been
  14. Mixtures of two or more kinds of molecules, having a tendency to separate when left standing, are known as:
  15. The most accurate method of measuring pH is with a pH
  16. When a solution has an equal number of hydrogen and hydroxide ions, the solution is considered:

30 Clues: Alkalis tend to taste: • Humectants are what type of ingredients? • All matter that is not alive, has never been • A product that ranges from a pH of 4.5 to 5.5 • Neutrons have which type of electrical charge? • What makes up the primary composition of hair? • Atoms have three main parts: protons, neutrons and: • Which bond is the backbone of all protein molecules? • ...

Chemistry 2022-09-08

Chemistry crossword puzzle
Across
  1. # of electrons for Neon with a charge of +4
  2. A max of 2 electrons can inhabit one orbital only if they have _____ spin.
  3. Symbol for Iridium
  4. Do atoms that lose electrons become positive or negative?
  5. Everything is made up of?
  6. Does the isotope of an element matter when it comes to determining the charge? Yes or No answer
  7. If a charged object moves with an ____ it would radiate electromagnetic waves.
  8. On what row does subshell d start?
  9. symbol for Tin
  10. Atoms with a negative charge have more electrons than protons are called?
  11. Electrons have a what charge?
  12. Number of electrons for Hydrogen with a charge of +1
  13. The alpha particles were____ by the nucleus.
  14. Atoms with a positive charge have fewer electrons than protons and are called?
  15. Mass number for Boron with a charge of +3
  16. Symbol for Iron
  17. # of electrons =?
  18. How many rows are in the periodic table not including subshell f?
  19. Light at a certain ___ causes metals to eject their electrons.
  20. What is h in the formula E=hv?
  21. Electrons occupy the ______ _____ orbital available.
  22. Atoms with either more or fewer electrons are called?
  23. On what row and after what subshell do you start to include subshell f?
  24. How many electrons can 4f hold?
  25. Electron configuration for Na
  26. atomic mass for Boron
Down
  1. What is the atomic mass for Nd?
  2. Electrons are NOT localized in certain, well-defined and precise ____ around the nucleus.
  3. Atoms ___ Depict an electron's Probable location
  4. s-1 orbital= how many electrons
  5. What is the atomic mass for Rb?
  6. Name for W
  7. [Kr] 5s^2 4d^10 5p^6
  8. Atoms ___ energy and become excited
  9. Find sig figs for 9.0000
  10. Mass number for Fluorine
  11. Atoms with different # of protons are different?
  12. How many electrons can 3d hold?
  13. Name of Zn
  14. Shorthand configuration for Pt
  15. If isotopes have the same # of protons, what don't they have the same # of?
  16. When an electron makes a transition form a higher energy level to a lower one, a particle of light called a ______ is emitted.
  17. Find the element for the configuration [Ne]3s^2 3p^1
  18. The ___ of an element are atoms with the same # of protons but different # of neutrons
  19. Find the wavelength of electromagnetic radiation having a frecency of 5.00*10^12 Hz?
  20. Shorthand configuration for nickel

46 Clues: Name for W • Name of Zn • symbol for Tin • Symbol for Iron • # of electrons =? • Symbol for Iridium • [Kr] 5s^2 4d^10 5p^6 • atomic mass for Boron • Find sig figs for 9.0000 • Mass number for Fluorine • Everything is made up of? • Electrons have a what charge? • Electron configuration for Na • Shorthand configuration for Pt • What is h in the formula E=hv? • What is the atomic mass for Nd? • ...

Chemistry 2022-09-30

Chemistry crossword puzzle
Across
  1. we breathe it
  2. table salt is ____
  3. a lot of people drink it in the morning
  4. the last of the unkown properties
  5. Also known as ocean water
  6. you use it when brushing your teeth
  7. used to make a cellophane
  8. you use it to remove your nail polish
  9. ____ is H2O
  10. in honor of Alfred Noble
  11. a mix of colored dyes
  12. used as a prepllant in guns
  13. Some people put this in their tea
  14. the first of the actinides
Down
  1. the lightest element
  2. Soluable in water and used when
  3. oil of vitirol
  4. you use it to clean yourself
  5. number 10 on the periodic table
  6. where superman is from
  7. Acid chemical coumpound of C2H4O2
  8. Lemon Juice and ____
  9. disolves grease and oil
  10. has an atmoic mass of 285
  11. Cereal and ____
  12. People put this in their water to keep it cool
  13. is in our veins
  14. chemical coumpound of C2H6O
  15. a major player in the creation of Dna
  16. ____man

30 Clues: ____man • ____ is H2O • we breathe it • oil of vitirol • Cereal and ____ • is in our veins • table salt is ____ • the lightest element • Lemon Juice and ____ • a mix of colored dyes • where superman is from • disolves grease and oil • in honor of Alfred Noble • Also known as ocean water • used to make a cellophane • has an atmoic mass of 285 • the first of the actinides • ...

Chemistry 2022-10-02

Chemistry crossword puzzle
Across
  1. Because the nucleus has protons, it has a __ charge.
  2. These negative particles are responsible for forming bonds between atoms.
  3. __ energy must be obtained for a reaction to start.
  4. __ reactions result in broken down, smaller molecules.
  5. High energy molecules used for energy and regulating water movement.
  6. The __ measures H+ concentrations, identifying substances as acids or bases. (2 words)
  7. __ involve sharing/taking two electrons, creating a much stronger interaction. (2 words)
  8. Any substance with balanced charges.
  9. A __ value on the pH scale means the substances is acidic.
  10. The shape of the __ determines if the enzyme will function or not with its substrate. (2 words)
  11. A general __ is a single unit that can make a larger polymer.
  12. __ bind together to form a larger nucleic acid.
  13. __ occurs from cohesion between molecules holding water tightly, forming bubbles. (2 words)
  14. A __ like Na+ will form when sodium loses an electron.
  15. A __ is easily broken down by the body for a quick source of energy.
  16. Water is __ because it lacks carbon.
  17. An organism's __ is what it uses to breakdown food for energy.
  18. The __ variable is what you measured during your investigation.
  19. A long chain of __ will form proteins. (2 words)
  20. These store genetic information. (2 words)
  21. Water can regulate the temperature of organisms and the environment because of its high __. (2 words)
  22. The __ is what binds to the active site of an enzyme, then the reaction can take place.
Down
  1. High temperatures can __ proteins because it causes their shape to change.
  2. Sweating helps regulate your body temperature, making it an example of __.
  3. __ allow water to form all of its properties and behave in unique ways. (2 words)
  4. __ occurs when water uses adhesion and cohesion to climb up small tubes inside of trees to reach their leaves. (2 words)
  5. A __ value on the pH scale means the substance is basic.
  6. The __ is critical because you must be able to compare your results with it to know what causes the observed changes. (2 words)
  7. Your __ states what you think will happen in the investigation and the experiment will either support it or not.
  8. A __ inhibitor will attach to an enzyme, but not at the active site. This causes the enzyme to become denatured and no long work correctly.
  9. A __ bond forms between Oxygen & Hydrogen when they share their electrons to form water.
  10. Any substance with uneven charges.
  11. Because of its hydrogen bonds, water becomes __ when ice crystals form as air is trapped between the bonds. (2 words)
  12. A __ inhibitor will bind to the active site before the substrate, stopping the reaction completely.
  13. A __ will dissolve another substance (a solute).
  14. All organic molecules contain both carbon and hydrogen.
  15. The __ go into a reaction and the products come out.
  16. When Chlorine gains an electron, it becomes an __.
  17. An atom's nucleus is where the protons and neutrons are located.
  18. An __ bond forms when an atom takes an electron from another atom.
  19. __ reactions are responsible for building things like protein in the body.
  20. The __ variable is what you chose to test during your investigation.

42 Clues: Any substance with uneven charges. • Any substance with balanced charges. • Water is __ because it lacks carbon. • These store genetic information. (2 words) • __ bind together to form a larger nucleic acid. • A __ will dissolve another substance (a solute). • A long chain of __ will form proteins. (2 words) • When Chlorine gains an electron, it becomes an __. • ...

Chemistry 2023-08-15

Chemistry crossword puzzle
Across
  1. number number of protons in the nucleus of an atom
  2. substances made up of two or more different types of atoms that have joined together.
  3. tiny but heavy particles found in the nucleus of an atom
  4. is shiny
  5. two or more atoms joined together.
  6. very small particles that make up all things.
  7. metal gaseous, not malleable, not conductive, not ductile element
  8. can be snapped
  9. pure substances made up of only one type of atom.
Down
  1. can be made into wires
  2. of electricity electricity can pass through
  3. very light negatively charged particles found inside an atom
  4. the central part of an atom made up of protons and neutrons
  5. test flame test for presence of hydrogen gas
  6. a combination of substances in which each keeps its own properties
  7. number number of protons and neutrons
  8. elements that are lustroes, semiconductive, not malleable, not durable and not ductile
  9. is Bendy
  10. elements that are lustrous, malleable, solid, conductive and ductile
  11. tiny but heavy positively charged particles found in the nucleus of an atom

20 Clues: is shiny • is Bendy • can be snapped • can be made into wires • two or more atoms joined together. • number number of protons and neutrons • of electricity electricity can pass through • test flame test for presence of hydrogen gas • very small particles that make up all things. • pure substances made up of only one type of atom. • ...

Chemistry 2023-09-05

Chemistry crossword puzzle
Across
  1. How many phase changes are there?
  2. A state of matter that has a definite volume but no definite shape.
  3. Solid to liquid 1 atm
  4. Liquid to gas 1 atm
  5. The change in state from a solid to a liquid
  6. The change of state from a liquid to a gas
  7. a process that absorbs heat from the surroundings
  8. A form of matter that has a definite shape and volume
Down
  1. A change directly from a gas to solid skipping the liquid phase
  2. Past the point of which a liquid can exist.
  3. The change of state from a liquid to a solid
  4. A change directly from the solid to the gaseous state without becoming liquid
  5. All 3 phases exist
  6. Sea level, melting point or boiling point
  7. The change of the surface of a liquid to a gas
  8. How many states of matter are there?
  9. a process that releases heat to its surroundings
  10. A state of matter with no definite shape or volume
  11. Vaporization that occurs on and below the surface of a liquid
  12. A substance's mass per unit of volume

20 Clues: All 3 phases exist • Liquid to gas 1 atm • Solid to liquid 1 atm • How many phase changes are there? • How many states of matter are there? • A substance's mass per unit of volume • Sea level, melting point or boiling point • The change of state from a liquid to a gas • Past the point of which a liquid can exist. • The change of state from a liquid to a solid • ...

chemistry 2022-12-06

chemistry crossword puzzle
Across
  1. created by linking monomers together to make a chain; proteins; DNA, and slime
  2. number that shows the number of each element in a compound
  3. anything that has mass or volume
  4. substance that does the dissolving in a solution
  5. a mixture of two or more metals
  6. subatomic particle with no charge; found in the nucleus
  7. atoms of the same element with different numbers of neutrons
  8. smallest part of an element; made up of protons, neutrons, and electrons
  9. a solid in which the atoms are arranged in a pattern that repeats again and again
  10. substances that are produced by a chemical reaction
  11. particles that make up protons and neutrons
  12. an atom that has lost or gained an electron
  13. molecules that are linked together to make polymers
Down
  1. two or more substances mixed together, but are not chemically combined
  2. elements found on the left-hand side of the periodic table
  3. type of mixture appears the same throughout
  4. homogeneous mixture in which one substance is dissolved in another
  5. electrons in the outermost energy level
  6. a group of atoms held together by covalent bonds
  7. elements found on the right-hand side of the periodic table
  8. groups or columns of elements in the periodic table with similar properties
  9. an atom that has gained an electron and has a negative charge
  10. a mixture made up of a liquid and particles that remain suspended rather than dissolved in that liquid
  11. center of the atom
  12. subatomic particle with a negative charge; found in energy levels around the nucleus
  13. an atom that has lost an electron and has a positive charge
  14. subatomic particle with a positive charge; found in the nucleus

27 Clues: center of the atom • a mixture of two or more metals • anything that has mass or volume • electrons in the outermost energy level • type of mixture appears the same throughout • particles that make up protons and neutrons • an atom that has lost or gained an electron • a group of atoms held together by covalent bonds • substance that does the dissolving in a solution • ...

chemistry 2022-12-08

chemistry crossword puzzle
Across
  1. shatters easly
  2. the chang in shape size
  3. hass a positive charge
  4. a pice of the five pices of evidence
  5. substance atoms rearrange
  6. more stable
  7. determines the stability or an element
  8. when a substance starts bubbling/steaming not cause of an outside source
  9. more reactive
Down
  1. both has the mass of 1amu
  2. electricity and heat do not pass through it dull not shiny
  3. has a negitive charge
  4. when a substance starts to spark/glow
  5. located in the center of an atom
  6. can be bent or hammered
  7. neeutral charge
  8. sodium metal + chlorine gas
  9. how many energy levels the atom has
  10. when a substance changes to an unusal color
  11. shiny

20 Clues: shiny • more stable • more reactive • shatters easly • neeutral charge • has a negitive charge • hass a positive charge • the chang in shape size • can be bent or hammered • both has the mass of 1amu • substance atoms rearrange • sodium metal + chlorine gas • located in the center of an atom • how many energy levels the atom has • a pice of the five pices of evidence • ...

Chemistry 2022-05-12

Chemistry crossword puzzle
Across
  1. The negative subatomic particle within an atom.
  2. The exhaust in a hydrogen cell car is pure water, in the reaction water is the
  3. compounds that are based on the element carbon.
  4. Air is a
  5. Most elements on the periodic table are in this category.
  6. liquid metal element.
  7. When mixing salt in water, the salt is the
  8. Known as the universal solvent
  9. The most basic unit of a chemical element.
  10. A pure substance that cannot be broken down by physical means.
  11. Does a strong acid have a low or high pH?
  12. A molecule or other entity that can donate a proton
  13. Symbol of element with an atomic mass of 196.96
  14. taste, touch, smell, hearing, sight
  15. The most abundant compound on Earth.
  16. What does DNA stand for
  17. 1 molecule of water is made of ___ atoms. (Spell the number)
  18. the solute in soda water (2 words)
  19. The ability for a substance to be drawn into a wire
  20. the element with the lowest atomic mass.
  21. The most reactive element on the periodic table.
  22. The lightest element
  23. The elements that do not react with anything because their valence shell is full
Down
  1. A substance that has a pH of 12 would be categorized as a
  2. As the temperature of a liquid decreases, the amount of gases that will dissolve will
  3. flammability is a
  4. Carbon dioxide is an example of a(n) ______ bond.
  5. Representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction
  6. When a new substance has formed with new properties a ______ _______ has taken place.
  7. rain with a pH of about 4.
  8. the outside shell of electrons
  9. a cloud will release rain when it is
  10. A bond that produces salts by one element giving up an electron and the other accepting it.
  11. The pH of some that is said to be neutral (Spell the number)
  12. When mixing vinegar and baking soda you produce water and carbon dioxide. The vinegar and baking soda are
  13. In a simple explanation, most elements were formed within
  14. Brass and steel is solution in this state of matter
  15. Atomic number 6
  16. The ability to do work
  17. A mixture of all colors of light will create _______ light.
  18. A pure substance that cannot be broken down by physical or chemical means.

41 Clues: Air is a • Atomic number 6 • flammability is a • The lightest element • liquid metal element. • The ability to do work • What does DNA stand for • rain with a pH of about 4. • the outside shell of electrons • Known as the universal solvent • the solute in soda water (2 words) • taste, touch, smell, hearing, sight • a cloud will release rain when it is • ...

Chemistry 2022-05-19

Chemistry crossword puzzle
Across
  1. states that the physical and chemical properties of the elements are periodic functions of their atomic numbers.
  2. electron of one atom and proton of the other atom _______ one another.
  3. The elements of Group 1 of the
  4. is an arrangement of the elements in order of their atomic numbers so that elements with similar properties fall in the same column, or group.
  5. In the periodic table, the f-block elements are wedged between Groups 3 and 4 in the sixth and ______ periods.
  6. has just three valence electrons, which tends to form bonds in which it is surrounded by six electrons.
  7. The elements of Group 2 of the periodic table are called the alkaline-_____ metals.
  8. table are known as the _____ metals.
  9. All matter is composed of extremely small particles called?
  10. a chemical compound containing elements in exactly the same proportions by mass regardless of the size or source of the compound.
  11. Cationic and _______ radii decrease across a period.
  12. The energy change that occurs when an electron is acquired by a neutral atom is called the atom’s ___________.
  13. A chemical compound whose simplest units are molecules is called a _________ compound.
  14. All six of the __________ are also in the p block.
Down
  1. the attraction between two or more atoms that allows them to be able to form a stable chemical compound.
  2. if two or more different compounds are composed of the same two elements, then the ratio of the masses of the second element combined with a certain mass of the first element is always a ratio of small whole numbers.
  3. The first row of the f block are known as?
  4. Atoms cannot be __________, created, or destroyed.
  5. The second row of the f block are known as?
  6. is a measure of the ability of an atom in a chemical compound to attract electrons from another atom in the compound.
  7. ______ is used to form chemical compounds.
  8. the p block includes all of the nonmetals except hydrogen and ______.
  9. is a unique element.
  10. The p-block elements together with the s-block elements are called the __________ elements.
  11. Red Atoms of different elements combine are known as?
  12. A ________ formula indicates the relative numbers of atoms of each kind in a chemical compound by using atomic symbols and numerical subscripts.
  13. two nuclei and two electrons _____ each other.
  14. A ________ shows the types and numbers of atoms combined in a single molecule of a molecular compound.
  15. A ________ is a neutral group of atoms that are held together by covalent bonds.
  16. Repeating patterns are referred to as ________.
  17. is the energy required to break a chemical bond and form neutral isolated atoms.

31 Clues: is a unique element. • The elements of Group 1 of the • table are known as the _____ metals. • The first row of the f block are known as? • ______ is used to form chemical compounds. • The second row of the f block are known as? • two nuclei and two electrons _____ each other. • Repeating patterns are referred to as ________. • ...

chemistry 2022-05-24

chemistry crossword puzzle
Across
  1. the quality, condition, or fact of being exact and accurate
  2. the quantity of matter in a physical body
  3. the SI base unit of length
  4. A measure of how innaccurate a measurement is
  5. he strength and vitality required for sustained physical or mental activity.
  6. the quality or state of being correct or precise.
  7. a metric unit of capacity
  8. each of the digits of a number that are used to express it to the required degree of accuracy, starting from the first nonzero digit.
  9. The temperature scale where 32 degrees is the freezing point of water and 212 degrees at
Down
  1. a form of presenting very large numbers or very small numbers in a simpler form.
  2. (of a letter, figure, or symbol) written or printed above the line
  3. the SI unit of mass
  4. how hot it is
  5. The SI unit of energy,
  6. a mistake
  7. the size, length, or amount of something
  8. mass of a unit volume of a material substance
  9. unit of thermal energy
  10. temperature at which a thermodynamic system has the lowest energy
  11. a metric unit of mass equal to one thousandth of a kilogram.

20 Clues: a mistake • how hot it is • the SI unit of mass • The SI unit of energy, • unit of thermal energy • a metric unit of capacity • the SI base unit of length • the size, length, or amount of something • the quantity of matter in a physical body • A measure of how innaccurate a measurement is • mass of a unit volume of a material substance • ...

Chemistry 2023-05-19

Chemistry crossword puzzle
Across
  1. the point at which exactly half of the acid in the buffer solution has reacted with the titrant.
  2. have a neutral electric charge
  3. the positively charged particles which are present in the nucleus of an atom
  4. any chemical reaction that absorbs heat from its environment.
  5. a gas in which the particles (a) do not attract or repel one another and (b) take up no space (have no volume).
  6. the outermost shell of the atom
  7. a chemical reaction that releases energy by light or heat.
  8. gain of electron
  9. the point during a titration when an indicator shows that the amount of reactant necessary for a complete reaction has been added to a solution.
  10. when both the reactants and products are present in concentrations which have no further tendency to change with time.
  11. a reaction that involves the transfer of electrons between chemical species
  12. point in titration at which the amount of titrant added is just enough to completely neutralize the analyte solution.
  13. Loss of electron
  14. a measure of quality of energy
  15. the process of conversion of a solution into solid by converting the substance into insoluble form or by making the solution a super saturated one
Down
  1. a substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change.
  2. the average kinetic energy of all the atoms or molecules of that substance.
  3. one whose charge distribution is spherically symmetric when averaged over time
  4. consists of two substances that differ only by the presence of a proton (H⁺).
  5. technique where a solution of known concentration is used to determine the concentration of an unknown solution.
  6. A small particle with a negative charge that is found in all atoms.
  7. a substance that can accept hydrogen ions in water and can neutralize an acid.
  8. When things are different at each end
  9. A chemical that gives off hydrogen ions in water and forms salts by combining with certain metals.

24 Clues: gain of electron • Loss of electron • have a neutral electric charge • a measure of quality of energy • the outermost shell of the atom • When things are different at each end • a chemical reaction that releases energy by light or heat. • any chemical reaction that absorbs heat from its environment. • A small particle with a negative charge that is found in all atoms. • ...

Chemistry 2022-10-17

Chemistry crossword puzzle
Across
  1. process that involves removal(loss) of electron
  2. positively charged particle
  3. branch of science that deals with the study of the nature of matter, its composition, occurrence, isolation, methods of preparation, properties and uses.
  4. elements belongs to groups 1A to 7A
  5. type of bond is formed by the mutual sharing of pair of electrons between two atoms each atom supplying equal number of electrons for sharing
  6. a negatively charged particle.
  7. unit of measurement used in chemistry to express amounts of a chemical substance
Down
  1. _____ number is the number protons present in the nucleus of an atom or number of electrons revolving around the nucleus in an atom
  2. chemical _______ may be defined as an attraction between the two atoms in a molecule
  3. electrons present in the outer most orbit
  4. atoms of different elements having the same mass number but different atomic number.
  5. the central part of an atom consists of protons and neutrons
  6. process that involves addition(gain) of electrons
  7. _______ number of an element is given by the total number of protons and neutrons present in the nucleus of an atom.
  8. Electron ____ notation represents the distribution of valence electrons of an element
  9. atoms of the same elements having the same atomic number but different mass number
  10. ______metals are elements that belong to 1B to 8B
  11. the smallest form of a chemical particle that retains the properties of the particle
  12. _______ formula of the compound shows the smallest whole number of atoms of each element present.
  13. type of bond is formed as a result of the complete transfer of one or more electrons from one atom to other
  14. neutral particle

21 Clues: neutral particle • positively charged particle • a negatively charged particle. • elements belongs to groups 1A to 7A • electrons present in the outer most orbit • process that involves removal(loss) of electron • process that involves addition(gain) of electrons • ______metals are elements that belong to 1B to 8B • ...

Chemistry 2023-03-26

Chemistry crossword puzzle
Across
  1. shared electron pair = ___ pair
  2. a polymer is originated from thousands of ___
  3. caesium reacts more ___ than rubidium does
  4. formula of a stable (2,8,5) molecule
  5. widely used to make containers
  6. ___ number is the sum of the number of p and n in the atom
  7. hazard warning of potassium and sodium, other than flammable
  8. the lowest level of crude oil fractions
  9. smell of sulphur dioxide
  10. plastic foam is produced from polystyrene by adding a foaming ___ while heating it
  11. Na burns with ___ yellow flame
  12. formula of a stable sulphur molecule
  13. crude oil is a mixture of ___ molecules
  14. the formula of a covalent compound shows the ___ of one atom to the other(s) in the molecule
  15. hazard warning of benzene, tetrachloromethane and asbestos
  16. neon glows ___ when electricity passes through it
  17. holds 7.3% in nauter (third highest)
  18. in the periodic table, elements are arranged in order of ___ order of atomic numbers
  19. covalent bond is the strong electrostatic attraction between the shared electrons and two ___ of the bonded atoms
  20. covalent bond with three shared electron pairs
  21. ___ clothes are made from crude oil fractions
  22. short form of what you can do when shopping and buying things
  23. structure of He
  24. study of substances
  25. exception of molecules in compounds
  26. the smallest part of an element or a compound which can exist on its own under room conditions
  27. bond of C-60 molecule
  28. noble gases are ___ gases as they can exist on their own
  29. alkaline ___ metal
  30. ___ oil is a fuel for heavy vehicles
  31. the darker colour it has, the less ___ it is
  32. the more easily it flows, the lower ___ it has
  33. an atom or a group of atoms having an overall electric charge
  34. a metalloid
  35. electro. conducts electricity when _?_ or in ___ solution but not in solid state
  36. on adding sodium _?_ solution, coloured aqueous solution of halog. turn to ___
  37. tin+copper
  38. Reduce, reuse and recycle
  39. plastics affect the cityscape and environmental ___.
  40. Group I elements have low ___ points and boiling points
  41. used to describe how the strong force of ionic bond extends
  42. plastic ___ take 450 years to decompose
  43. crude oil can be separated ___ to different compounds
  44. in the formula for electronic arrangement of atoms, n = ___ number
  45. a kind of non-metal compounds that can form electro. in water
  46. Group I elements are ___ metals that they can be easily cut with a knife
  47. stable, barely react
  48. to make bristles of toothbrushes, fishing nets, ropes and stockings, etc.
  49. the reacitvity of elements ___ down the group
  50. fuel for motor cars
  51. H2S = ___ _?_
  52. elements are classified into ___ and molecules
  53. unshared electron pair = ___ pair
  54. more than one formula
  55. non-metal liquid ion under room conditions
  56. different atoms of the same element which have the same number of protons but different number of neutrons
  57. ___-60 emits high-energy radiation to kill the micro-organisms in fresh fruits
  58. produced in the reaction of lithium and water
  59. the same fraction with heavy oil
  60. period number = number of ___ electron shells
  61. crude oil's separation method belongs to a type of ___ distillation
  62. maximum number of electrons in the 4th electron shell
  63. electric charge of a radium ion
  64. Sn
  65. matter can be classified into ___ substances and _?_
  66. chemical elements or compounds being able to exist on its own
  67. the process of joining many small molecules toether repeatedly to form macro.
  68. electro. conducts electricity when ___ or in _?_ solution but not in solid state
  69. name of a selenium (Se) ion, which is in group V
  70. room temperature (degrees Celcius)
  71. action of ___ slowly changed the sea animals and plants' remains into crude oil
  72. Mg reacts with ___ to produce hydrogen
  73. Group II metals react with dilute ___ acid to form hydrogen
  74. the only exception of Group 0 elements
  75. lead (II) ___ paper can test for hydrogen sulphide gas
  76. ___-135 is used to generate electricity
  77. a hydrogen atom has one proton but zero ___
  78. we can buy ___ products to reduce the plastic we use by using the same bottle to fill shampoo, etc.
  79. ___ petr. gas (LPG)
  80. action of placing francium in air for a long time
  81. on adding sodium ___ solution, coloured aqueous solution of halog. turn to _?_
Down
  1. sodium and potassium form a silvery ___ when they catch water, and move quickly on the water surface
  2. atoms are made up of three fundamental "___ particles"
  3. production for town gas
  4. substances can be classified to conductors, ___ and non-conductors
  5. ionic bonding does not take place between two (2,8,18,18,5) atoms because none of them will ___ any electron
  6. positively charged ion
  7. name of an ion of element P
  8. elements cannot be broken down ___, unlike compounds
  9. appearance of iodine under room conditions (black ___)
  10. ease of evaporation
  11. CH4
  12. about 199 degrees Celcius of crude oil fractions
  13. Cl is a ___ yellow gas
  14. crude oil is very difficult to burn directly. A lot of black smoke and many ___ gases are produced in the combustion process
  15. potassium has a low ___ that it can float on water surface
  16. NaCl is the ___ of two reactants
  17. lightest element in Group VII
  18. noble
  19. reacts steadily with water to form hydrogen
  20. relatively odder one in Group II elements
  21. suffix for the names of monatomic anions
  22. crude oil = ?
  23. all halog. have ___ (e.g. fluorine is a pale yellow gas and astatine is a black solid)
  24. one of the drawbacks of using plastics (land and water ___)
  25. an oil ___ is built to pump the crude oil out
  26. metallic filament in light bulbs
  27. a chemical bond found only in metals
  28. used to make car windows, notice signs and safety goggles
  29. H2S = _?_ ___
  30. when freshly cut, sodium is shiny, but it ___ easily in air
  31. a type of oil where potassium is often stored
  32. tennessine (2,8,18,18,32,32,7) is a ___
  33. symbol of electron
  34. negetively charged ions
  35. structure of elements having 8 outermost shell electrons
  36. to make shampoo bottles, detergent bottles, waste recycling bins, cling film, plastic bags, etc.
  37. covalent bond with one shared electron pairs
  38. elements with ___ outmost shell electrons can exist in both atoms and molecules
  39. the sound of a silvery sodium ball moving around the water surface
  40. chemical bond refers to the strong _?_ attraction, that is, the attracrtion between opposite charges, that holds ___ particles
  41. ability to be beaten into thin sheets
  42. glucose has 3 ___
  43. horizontal row in the Periodic Table
  44. litmus paper turns ___ if it is used to test the alkalinity of sodium and water solution
  45. ionic compounds are formed by ___ electrons
  46. ___-14 dating
  47. overall charge of Na₂O
  48. plastics shorten the ___ of landfills and reduce land supply
  49. ionic compounds are electrically neutral, or ___
  50. conduction that involves electro.
  51. a thing that forms hydrogen and oxygen when passing through water
  52. abbreviation form of polyehylene terephthalete
  53. K burns with ___ flame
  54. oil ___ is carried out to separate different molecules of crude oil
  55. ___ water must be made up of ony non-metals
  56. number of elements found naturally
  57. polymer such as a polethene molecule
  58. chemical bond refers to the strong ___ attraction, that is, the attracrtion between opposite charges, that holds _?_ particles
  59. opposite of attraction
  60. unit of atmospheric pressure (normally 1)
  61. maximum charge of cation
  62. general formula for crude oil's CH molecules are CnH(___)
  63. gold, silver and copper are ___ elements/ metals
  64. caesium,rubidium, etc.
  65. opposite of deposition
  66. the only non-metal that conducts electricity in solid state without any chemical changes during conduction
  67. matter can be classified into _?_ substances and ___
  68. Xe
  69. exception of molecules in elements other than graph.
  70. ___ gas is often found with crude oil
  71. covalent compounds are formed by ___ the outermost electrons with each other
  72. maximum number of bonding electrons
  73. most raw materials for making plastics are ___ from naph.
  74. hazard warning of chlorine water

155 Clues: Sn • Xe • CH4 • noble • tin+copper • a metalloid • crude oil = ? • H2S = _?_ ___ • ___-14 dating • H2S = ___ _?_ • structure of He • glucose has 3 ___ • alkaline ___ metal • symbol of electron • ease of evaporation • study of substances • fuel for motor cars • ___ petr. gas (LPG) • stable, barely react • bond of C-60 molecule • more than one formula • positively charged ion • Cl is a ___ yellow gas • ...