chemistry Crossword Puzzles

chemistry puzzle 2020-11-08

chemistry puzzle crossword puzzle
Across
  1. the Latin name of sodium (element)
  2. the 110th element
  3. the 8th element
  4. the 92nd element
  5. the 2nd element
  6. the 95th element
  7. 102nd element
  8. the first element
  9. the 112nd element
  10. the 94th element
  11. the 58th element
  12. the 38th element
  13. the 105th element
  14. the 103rd element
  15. the 93rd element
  16. the 104th element
Down
  1. the 66th element
  2. the 3rd element
  3. the 98th element
  4. the complex for Carbon and Hydrogen
  5. the Latin name of gold (element)
  6. the 59th element
  7. the 4th element
  8. the complex for Nitrogen and Hydrogen
  9. the 107th element
  10. the 109th element
  11. the 97th element
  12. the 25th element
  13. the 117th element
  14. the complex for Phosphorus and Hydrogen
  15. the 118th element
  16. the 54th element
  17. the 106th element

33 Clues: 102nd element • the 3rd element • the 4th element • the 8th element • the 2nd element • the 66th element • the 98th element • the 59th element • the 92nd element • the 97th element • the 95th element • the 25th element • the 94th element • the 58th element • the 38th element • the 54th element • the 93rd element • the 110th element • the 107th element • the 109th element • the 117th element • the first element • ...

Chemistry Vocabulary 2021-09-13

Chemistry Vocabulary crossword puzzle
Across
  1. a stable isotope twice the weight of the usual isotope
  2. acquires electrons to form negative charges
  3. electrons surrounding the nucleus
  4. used to measure mass-to-charge ratio
  5. size of atoms in chemical element
  6. protons minus neutrons
  7. minimum amount to remove the most loose electron
  8. positively charged center of the atom
  9. resides on the periodic table
  10. positive charge
  11. positively charged and attracted to cathrode
Down
  1. set of elements occupying periodic table
  2. House of the elements
  3. two or more elements with equal protons
  4. neutral charge
  5. composed of multiple elements
  6. column in periodic table
  7. total amount of protons and neutrons
  8. negatively charges and attracted to
  9. negative charge

20 Clues: neutral charge • negative charge • positive charge • House of the elements • protons minus neutrons • column in periodic table • composed of multiple elements • resides on the periodic table • electrons surrounding the nucleus • size of atoms in chemical element • negatively charges and attracted to • used to measure mass-to-charge ratio • total amount of protons and neutrons • ...

Chemistry Crossword 2022-03-21

Chemistry Crossword crossword puzzle
Across
  1. Biological catalysts contained in the cells of your body
  2. A characteristic of a substance that describes its ability to change into other substances
  3. The principle that states that matter is not created or destroyed during a chemical reaction
  4. The new substances you have after the reaction is complete
  5. The minimum amount of energy needed to start a chemical reaction
  6. A solid that forms from a specific solution
  7. Matter is not allowed to enter or leave
  8. A rapid reaction between oxygen and a substance called fuel, the result of which is fire
  9. A reaction is which energy is absorbed
  10. Anything that has mass and takes up space
  11. Burning a marshmallow
  12. Squishing a marshmallow
  13. A material that releases energy when it burns
  14. A characteristic of a substance that can be observed without changing the substance into another substance
  15. A material used to decrease the rate of a reaction
Down
  1. The process that breaks down compounds into simpler products
  2. A short, easy way to show a chemical reaction, using symbols instead of words
  3. The amount of a substance in a given volume
  4. The substances you have at the beginning of a chemical equation
  5. The number placed in front of a chemical formula in an equation
  6. A reaction that releases energy in the form of heat
  7. The process where two or more elements or compounds combine to make a more complex substance
  8. A material that increases the rate of a reaction by lowering the activation energy
  9. The study of matter and how matter changes
  10. Matter can enter from or escape to the surroundings
  11. The process where one element replaces another in a compound, or when two elements in different compounds trade places

26 Clues: Burning a marshmallow • Squishing a marshmallow • A reaction is which energy is absorbed • Matter is not allowed to enter or leave • Anything that has mass and takes up space • The study of matter and how matter changes • The amount of a substance in a given volume • A solid that forms from a specific solution • A material that releases energy when it burns • ...

Carbonyl Chemistry 2022-03-17

Carbonyl Chemistry crossword puzzle
Across
  1. a Lewis dot structure for a given compound
  2. Widely used to methylate carboxylic acids
  3. a dynamic state where the concentration of reactants remain constant
  4. a type of chemical that your liver produces when it breaks down fats
  5. making complicated chemical compounds out of simpler ones
  6. a naturally occurring organic compound with the formula CH₂O
  7. a moiety derived by the removal of one or more hydroxyl groups from an oxoacid, including inorganic acids
  8. are a class of lipids whose molecule has a hydrophilic "head" containing a phosphate group and two hydrophobic "tails" derived from fatty acids, joined by an alcohol residue
  9. overlap that exists between C and O 2p orbitals
  10. Have high boiling points and are able to H-bond
  11. reagent with the generic formula R−Mg−X, where X is a halogen and R is an organic group, normally an alkyl or aryl
Down
  1. Reduces double bond character and also allows more resonance
  2. addition of a proton to a molecule forming a conjugate acid
  3. is the simplest carbonyl group
  4. lipids that give your body energy
  5. a species with a lot of electrons that can donate a pair of electrons
  6. a specific group of atoms or bonds within a compound that is responsible for the characteristic chemical reactions of that compound.
  7. the person who the esterification reaction is named after
  8. any member of a class of substances containing at least one metal-to-carbon bond in which the carbon is part of an organic group
  9. the removal of a proton, from a Brønsted–Lowry acid in an acid–base reaction
  10. chemical compound containing the group C≡N

21 Clues: is the simplest carbonyl group • lipids that give your body energy • Widely used to methylate carboxylic acids • a Lewis dot structure for a given compound • chemical compound containing the group C≡N • overlap that exists between C and O 2p orbitals • Have high boiling points and are able to H-bond • the person who the esterification reaction is named after • ...

Chemistry Vocabulary 2021-12-08

Chemistry Vocabulary crossword puzzle
Across
  1. how you calculate protrons, electrons, and neutrons
  2. tells you the number of valence electrons and are sorted up and down
  3. an push or pull on an object that is measured in newtons
  4. how many levels/rings and are arranged left to right
  5. change that you can't see in and changes
  6. continents move constant and move slowy over time
  7. mass x accleration=force
  8. glide aganist each other
  9. change in speed, direction, or both
Down
  1. where the sediment are moved to
  2. distance an object moves then divided by the time it takes
  3. how the sediments are moved
  4. changes that you can see in an substance
  5. direction plus speed
  6. move away from each other
  7. breaks down rocks and creates sediment
  8. tell the evelation of structures on a map
  9. crash into each other
  10. an object that is in motion while stay in motion until acted upon
  11. for every reaction there wll be an opposite reaction

20 Clues: direction plus speed • crash into each other • mass x accleration=force • glide aganist each other • move away from each other • how the sediments are moved • where the sediment are moved to • change in speed, direction, or both • breaks down rocks and creates sediment • changes that you can see in an substance • change that you can't see in and changes • ...

Chemistry Review 2021-12-09

Chemistry Review crossword puzzle
Across
  1. what did the fish say when it hit the wall geothermal energy from the cave dwellers
  2. lid off
  3. more than one atom
  4. assigned number
  5. building block of life
  6. made up
  7. rows
  8. see the parts
  9. point when it starts to float away
  10. fuels dinosaur power,
  11. pulled through a wire
  12. of matter solid, liquid and gas
  13. uses panels
  14. also known as gases
  15. not going to be around forever
  16. energy connection
  17. always happy
  18. its how the periodic table is organized metals makes up most of the periodic table
  19. outer shell
  20. columns
  21. more than one type of element
  22. cow poo
  23. change tearing paper
Down
  1. boom equation
  2. liquid now solid
  3. a well blended solution
  4. got plenty to go around
  5. takes
  6. organizes ALL things
  7. right
  8. uranium
  9. boom
  10. starts with boron
  11. hold the heat
  12. cannot be, nor...
  13. front number
  14. mass divided by volume
  15. meltable
  16. change compounds are separated
  17. system lid on
  18. left
  19. not a friend to birds
  20. bottom number
  21. takes no sides
  22. point when it starts to fall apart
  23. sheets
  24. always sad
  25. shares
  26. equals

49 Clues: boom • rows • left • takes • right • sheets • shares • equals • lid off • uranium • made up • columns • cow poo • meltable • always sad • uses panels • outer shell • front number • always happy • boom equation • hold the heat • see the parts • system lid on • bottom number • takes no sides • assigned number • liquid now solid • starts with boron • cannot be, nor... • energy connection • more than one atom • also known as gases • ...

chemistry vocab 2021-12-09

chemistry vocab crossword puzzle
Across
  1. change in state of matter, shape or size
  2. electricity cannot pass through it
  3. weight of neutrons, electrons, protons
  4. electricity can pass through it
  5. if something is hot or cold
  6. substance that emits a glow
  7. can be made into a wire
  8. neutral part of an atom
  9. shatters easily
  10. positive part in an atom
  11. can be bent or hammered into a sheet
Down
  1. has to have a new solid form in order to happen
  2. non-seable object that humans breathe
  3. something shiny
  4. what humans are made of
  5. something that markers have
  6. opposite of shiny
  7. change where atoms are rearranged
  8. when a knew solid is formed
  9. outside part of an atom

20 Clues: something shiny • shatters easily • opposite of shiny • what humans are made of • can be made into a wire • neutral part of an atom • outside part of an atom • positive part in an atom • something that markers have • if something is hot or cold • substance that emits a glow • when a knew solid is formed • electricity can pass through it • change where atoms are rearranged • ...

chemistry vocab 2021-12-09

chemistry vocab crossword puzzle
Across
  1. change in state of matter, shape or size
  2. electricity cannot pass through it
  3. weight of neutrons, electrons, protons
  4. electricity can pass through it
  5. if something is hot or cold
  6. substance that emits a glow
  7. can be made into a wire
  8. neutral part of an atom
  9. shatters easily
  10. positive part in an atom
  11. can be bent or hammered into a sheet
Down
  1. has to have a new solid form in order to happen
  2. non-seable object that humans breathe
  3. something shiny
  4. what humans are made of
  5. something that markers have
  6. opposite of shiny
  7. change where atoms are rearranged
  8. when a knew solid is formed
  9. outside part of an atom

20 Clues: something shiny • shatters easily • opposite of shiny • what humans are made of • can be made into a wire • neutral part of an atom • outside part of an atom • positive part in an atom • something that markers have • if something is hot or cold • substance that emits a glow • when a knew solid is formed • electricity can pass through it • change where atoms are rearranged • ...

Chemistry Vocab 2022-01-31

Chemistry Vocab crossword puzzle
Across
  1. the positively charged central core of an atom, consisting of protons and neutrons and containing nearly all its mass
  2. the nature of something's ingredients or constituents; the way in which a whole or mixture is made up
  3. 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
  4. 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
  5. a characteristic of a particular substance that can be observed in a chemical reaction
  6. a group of atom bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction
  7. a pure substance consisting only of atoms that all have the same number of protons in their nuclei
  8. the basic unit of a chemical element
  9. the idea that every substance has at least one property that makes it unique and able to be differentiated from other substances
  10. consisting of uncombined atoms rather than molecules
Down
  1. a physical or chemical property that is unique to a particular substance
  2. a particle kind of matter with uniform properties
  3. relating to the nucleus of an atom
  4. a thing that is composed of two or more separate elements; a mixture
  5. of, involving, or comprising a foundation; basic
  6. marked by lack of variation, diversity, change in form, degree or character in all occurrences or manifestations
  7. a minute portion of matter
  8. the reactions a system produces in response to a particular circumstance
  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. a substance made by mixing other substances together

20 Clues: a minute portion of matter • relating to the nucleus of an atom • the basic unit of a chemical element • of, involving, or comprising a foundation; basic • a particle kind of matter with uniform properties • a substance made by mixing other substances together • consisting of uncombined atoms rather than molecules • ...

Chemistry Naming 2022-03-06

Chemistry Naming crossword puzzle
Across
  1. CdBr2
  2. Ti2O3
  3. (NH4)2S
  4. Zn(NO2)2
  5. PCl3
  6. WAs2
  7. FeCl2
  8. Cu(ClO)2
  9. CuO
  10. CS2
  11. Hg2Se
  12. AuP
  13. Zn3(PO4)2
  14. Pb3N4
Down
  1. CO
  2. C5H10
  3. SBr2
  4. BaSO4
  5. MnCl3
  6. Ag2CO3
  7. Co2(Cr2O7)3
  8. N2O
  9. Al(CN)3
  10. K2O
  11. O2
  12. NaOH
  13. F2

27 Clues: CO • O2 • F2 • N2O • K2O • CuO • CS2 • AuP • SBr2 • PCl3 • WAs2 • NaOH • C5H10 • CdBr2 • BaSO4 • Ti2O3 • MnCl3 • FeCl2 • Hg2Se • Pb3N4 • Ag2CO3 • Al(CN)3 • (NH4)2S • Zn(NO2)2 • Cu(ClO)2 • Zn3(PO4)2 • Co2(Cr2O7)3

Chemistry crossword 2021-07-12

Chemistry crossword crossword puzzle
Across
  1. Fatty foods become rancid due to the process of __
  2. what type of reaction is represented by digestion in our body
  3. Oxide of which element is used as major ingredient in cement
  4. aqueous solution of sodium chloride is known as?
  5. Equation which doesn't follow the law of conservation of mass
  6. When Carbon Dioxide passes through lime water it turns lime water?
  7. plaster of paris changes to ___ on mixing with wate
  8. hydrogen gas burns with __ sound
  9. ___agent reduces the other reactant and oxidizes itself
  10. oxidation of fats and oils which makes the smell and taste bad is known as?
  11. __ gas is filled in packet of chips to prevent rancidity
Down
  1. Gas evolved when zinc reacts with dilute HCL
  2. What does the symbol (aq) represent in a chemical equation
  3. On heating calcium carbonate turns into calcium __
  4. we should never change __ of formula
  5. white silver chloride changes into ___colour when exposed to sunlight
  6. change in state is ___ reaction
  7. Respiration is example of _ reaction?
  8. PH stands for ___in German meaning power
  9. indicator is a substance whose smell varies depending on whether it is mixed with an acidic or basic solution
  10. brown flake substance acquires on the surface of iron after long exposure to moisture is ?
  11. ___Displacement reaction is a chemical reaction in which a more reactive element displaces a less reactive element from its compound

22 Clues: change in state is ___ reaction • hydrogen gas burns with __ sound • we should never change __ of formula • Respiration is example of _ reaction? • PH stands for ___in German meaning power • Gas evolved when zinc reacts with dilute HCL • aqueous solution of sodium chloride is known as? • Fatty foods become rancid due to the process of __ • ...

Chemistry crossword 2021-07-13

Chemistry crossword crossword puzzle
Across
  1. brown flake substance acquires on the surface of iron after long exposure to moisture is ?
  2. When Carbon Dioxide passes through lime water it turns lime water?
  3. Fatty foods become rancid due to the process of __
  4. __ gas is filled in packet of chips to prevent rancidity
  5. change in state is _ reaction
  6. ___agent reduces the other reactant and oxidizes itself
  7. we should never change __ of formula
  8. aqueous solution of sodium chloride is known as?
  9. oxidation of fats and oils which makes the smell and taste bad is known as?
  10. plaster of paris changes to _ on mixing with water
Down
  1. Equation which doesn't follow the law of conservation of mass
  2. PH stands for ___in German meaning power
  3. ___Displacement reaction is a chemical reaction in which a more reactive element displaces a less reactive element from its compound
  4. On heating calcium carbonate turns into calcium __
  5. Respiration is example of _ reaction?
  6. Gas evolved when zinc reacts with dilute HCL
  7. Oxide of which element is used as major ingredient in cement
  8. white silver chloride changes into ___colour when exposed to sunlight
  9. hydrogen gas burns with __ sound
  10. What does the symbol (aq) represent in a chemical equation

20 Clues: change in state is _ reaction • hydrogen gas burns with __ sound • we should never change __ of formula • Respiration is example of _ reaction? • PH stands for ___in German meaning power • Gas evolved when zinc reacts with dilute HCL • aqueous solution of sodium chloride is known as? • Fatty foods become rancid due to the process of __ • ...

Chemistry=1 2021-07-30

Chemistry=1 crossword puzzle
Across
  1. separated from traditional alchemy
  2. transformation to marketable food
  3. paraffin,kerosene
  4. insecticide
  5. fungicides
  6. First metals isolated
  7. Early chemists
  8. antibiotics
  9. Alchemy first appeared
  10. elements in talcum powder
Down
  1. Joseph Priestly
  2. medicines Alchemy used in India
  3. products used to cleanse
  4. Fertilisers
  5. pesticides used to kill
  6. minerals
  7. talcum powder mineral
  8. stone Goal of alchemy
  9. Systematic ongoing action
  10. Origin of alchemy

20 Clues: minerals • fungicides • Fertilisers • insecticide • antibiotics • Early chemists • Joseph Priestly • paraffin,kerosene • Origin of alchemy • First metals isolated • talcum powder mineral • stone Goal of alchemy • Alchemy first appeared • pesticides used to kill • products used to cleanse • Systematic ongoing action • elements in talcum powder • medicines Alchemy used in India • ...

chemistry performance 2022-01-04

chemistry performance crossword puzzle
Across
  1. electron beam or e-beam
  2. Co
  3. O
  4. Fe
  5. the curved path of a celestial object or spacecraft round a star, planet, or moon, especially a periodic elliptical revolution.
  6. designed to flush the eye and face area only.
  7. C
  8. electrons surrounded by a volume of positive charge, like negatively charged "plums" embedded in a positively charged "pudding".
  9. Na
  10. Mg
  11. Ne
Down
  1. B
  2. Cu
  3. a stable subatomic particle with a charge of negative electricity, found in all atoms and acting as the primary carrier of electricity in solids.
  4. Ag
  5. Zn
  6. Si
  7. Al
  8. Au
  9. Ar

20 Clues: B • O • C • Cu • Ag • Co • Fe • Zn • Si • Al • Au • Na • Mg • Ar • Ne • electron beam or e-beam • designed to flush the eye and face area only. • the curved path of a celestial object or spacecraft round a star, planet, or moon, especially a periodic elliptical revolution. • electrons surrounded by a volume of positive charge, like negatively charged "plums" embedded in a positively charged "pudding". • ...

Chemistry Crossword 2021-12-14

Chemistry Crossword crossword puzzle
Across
  1. first ionic name
  2. answer to the atomic radius combination lock
  3. h2 dance move
  4. answer to lock two clue three
  5. element lock
  6. compound lock
  7. nh3 dance move
  8. answers to the second lock in the playroom
  9. answer to lock one clue three
  10. third ionic name
  11. mass of the lit candles from least to greatest
  12. answer to lock three clue three
  13. answer to the electronegativity combination lock
  14. answers to the first lock in the playroom
  15. co2 dance move
Down
  1. compound that turned blue during flame test
  2. mixture lock
  3. answer to the electron configuration clue
  4. most common isotope of alpha decay product
  5. h2o dance move
  6. answers to thrid lock in the playroom
  7. ingredient with the highest mass from clue one
  8. second ionic name
  9. answer to ionization energy combination lock

24 Clues: mixture lock • element lock • h2 dance move • compound lock • nh3 dance move • h2o dance move • co2 dance move • first ionic name • third ionic name • second ionic name • answer to lock two clue three • answer to lock one clue three • answer to lock three clue three • answers to thrid lock in the playroom • answer to the electron configuration clue • answers to the first lock in the playroom • ...

Chemistry Review 2021-12-14

Chemistry Review crossword puzzle
Across
  1. fusion small nuclei combine to form one large nuclei
  2. property is something that is measurable or observed
  3. the same number of valence electrons
  4. bonds between metals
  5. two or more substances physically combined
  6. energy energy it takes to remove an electron
  7. radius size of atom bottom left
  8. bond nonmetal and nonmetal
  9. decay radioactive isotopes emit a ___particle
  10. an idea that has evidence to support it
  11. same element with different masses
  12. unstable isotope
  13. excitation electron jumps up a level
  14. bond metal and nonmetal
  15. an educated guess
  16. charged particles
  17. spectrum range of wavelengths of radiation
Down
  1. how badly an atom wants bonding electron
  2. structures show valence electron bonds
  3. decay does NOT involve particles emission of ___ rays
  4. if it can dissolve in water
  5. NH4
  6. relaxation jumps down a level
  7. property physical property that depends on the amount (size, mass, and volume)
  8. property reactivity or chemical composition
  9. property physical property that does NOT depend on the amount
  10. substance substance that can not be physically separated
  11. fission large nuclei split to form small, stable nuclei
  12. negatively charged ion
  13. gives off energy
  14. color of light
  15. positively charged ion
  16. breaks down
  17. configuration location of an electron
  18. mixture unevenly mixed
  19. ion more than 2 elements
  20. same number of energy levels
  21. sheet with hazards and properties of a chemical
  22. mixture evenly mixed
  23. decay change element charge does NOT change mass

40 Clues: NH4 • breaks down • color of light • gives off energy • unstable isotope • an educated guess • charged particles • bonds between metals • mixture evenly mixed • negatively charged ion • positively charged ion • mixture unevenly mixed • bond metal and nonmetal • ion more than 2 elements • bond nonmetal and nonmetal • if it can dissolve in water • same number of energy levels • ...

Chemistry Vocab 2021-12-13

Chemistry Vocab crossword puzzle
Across
  1. The small, lowered number that indicates the number of atoms of one element in a formula.
  2. Smallest unit of matter
  3. A negatively charged particle found outside the nucleus of an atom.
  4. Type of property that can only be observed by changing the chemical makeup.
  5. Stands for atomic mass unit; the unit used to measure the mass of an atom.
  6. Two or more atoms bonded together.
  7. A positively charged particle in the nucleus of an atom
  8. Anything that has mass and takes up space
  9. Type of property that can be observed without changing the chemical makeup.
  10. Horizontal row on a periodic table
  11. A shorthand way to represent a chemical reaction is a chemical ____.
  12. The number of protons plus the number of neutrons
Down
  1. A shorthand way to represent an element is a chemical_____.
  2. An organized chart of the periodic table
  3. Tells the number of protons in one atom of an element
  4. A shorthand way to represent the chemical makeup of a compound is a chemical___.
  5. Vertical column on a periodic table
  6. A particle in the nucleus of an atom with no charge
  7. The large number next to a chemical formula that tells how any molecules there are.
  8. A pure substance made up of one type of atom.
  9. Where protons and neutrons are found in an atom.
  10. Two or more DIFFERENT atoms bonded together
  11. Electron found in the outermost energy level that forms bonds with other atoms.

23 Clues: Smallest unit of matter • Two or more atoms bonded together. • Horizontal row on a periodic table • Vertical column on a periodic table • An organized chart of the periodic table • Anything that has mass and takes up space • Two or more DIFFERENT atoms bonded together • A pure substance made up of one type of atom. • Where protons and neutrons are found in an atom. • ...

Chemistry Crossword 2021-12-13

Chemistry Crossword crossword puzzle
Across
  1. the name for the group 7 elements
  2. Everything is made up of ...
  3. the group 0 elements are ___
  4. the group 1 elements get ____ reactive going down
  5. this gas is lighter than air and makes your voice squeaky
  6. the symbol O stands for
  7. the name for the reactions the halogens do
  8. two or more atoms/compounds not chemically bonded
  9. a substance made up of two or more atoms chemically bonded
  10. these are sonorous, ductile & can conduct
  11. Rutherford shot these particles at gold foil
  12. subatomic particle with a neutral charge
  13. how many electrons can fit on the first energy level
  14. the group 0 elements are the ___ gases
  15. the formula for table salt
  16. the type of bonding found between 2 or more non-metals
  17. another word for energy levels
Down
  1. the group 1 elements are called the ___ metals
  2. contains protons and neutrons
  3. the name for horizontal rows in the periodictable
  4. the name for vertical columns in the periodictable
  5. JJ Thomson discovered this subatomic particle
  6. something that cant dissolve
  7. how many electrons can fit on the second shell
  8. this is formed when an atom looses or gains and electron
  9. the group 7 elements get ___ going down
  10. James ____ discovered the neutron
  11. these are found to the left, to the left
  12. the pH of a neutral substance
  13. sub atomic particle with a positive charge
  14. this element is in, coal, diamond and graphite

31 Clues: the symbol O stands for • the formula for table salt • Everything is made up of ... • the group 0 elements are ___ • something that cant dissolve • contains protons and neutrons • the pH of a neutral substance • another word for energy levels • the name for the group 7 elements • James ____ discovered the neutron • the group 0 elements are the ___ gases • ...

Everyday Chemistry 2022-04-11

Everyday Chemistry crossword puzzle
Across
  1. Positively charged particles
  2. _____ rule states when several orbitals are available in a subshell, each orbital gets one electron before the electrons pair up
  3. ___________ electrons are the electrons in the outermost principal energy level of an atom.
  4. He
  5. Ni
  6. Na
  7. A _______ table is a table of the chemical elements arranged in order of atomic number
  8. A substance that ionizes in water to form hydrogen ions, H+. Taste sour and turns litmus paper red.
  9. Ti
  10. Electron configuration for this element is
  11. _______ is a strong acid that is used in car batteries
  12. Fe
Down
  1. The _____________ is the first antibiotic discovered by the scientist Alexander Fleming
  2. Smallest particle of an element
  3. Nuclear particle with no charge
  4. Vertical columns in the periodic table, where elements contain similar chemical properties
  5. Made of 2 or more elements that are chemically combines
  6. Co
  7. Form positive ions
  8. The study ofthe behavior of matter and its charges and how it interacts with other matter and energy
  9. A substance that produces hydroxide ions, HO− , in water. Taste bitter and turns litmus paper blue
  10. The fundamental states of matter are: Liquid, solid, and _____
  11. Negatively charged ions
  12. ______ Curie first discovered the radioactive elements polonium and radium

24 Clues: He • Ni • Na • Co • Ti • Fe • Form positive ions • Negatively charged ions • Positively charged particles • Smallest particle of an element • Nuclear particle with no charge • Electron configuration for this element is • _______ is a strong acid that is used in car batteries • Made of 2 or more elements that are chemically combines • ...

Chemistry Vocab 2021-09-28

Chemistry Vocab crossword puzzle
Across
  1. This happens when the identity of a substance changes.
  2. A high-temperature state of matter in which atoms lose most of their electrons.
  3. Has neither definite volume nor shape.
  4. A broad generalization that explains a body of known facts or phenomena.
  5. Has a definite volume and shape.
  6. This is a change that does not affect the identity of the substance.
  7. Has a definite volume but an indefinite shape.
  8. Closeness to the correct or accepted value.
  9. Measurements represent ____________. A __________ is something that has magnitude, size, or amount.
  10. The system of measurement used in science, such as meter, kilogram, second, kelvin, mole, ampere, and candela.
  11. ______ is the measure of gravitational pull on matter.
  12. The name for this comes from the Greek word for indivisible.
  13. These make up the periodic table.
  14. composed of two or more separate elements held together by chemical bonds.
Down
  1. A testable statement that serves as the basis for predictions and experiments.
  2. A scientific approach to solving a problem or answering a question.
  3. Closeness of values for a set of measurements.
  4. _______ is the ratio of mass to volume.
  5. All matter has _______ and takes up space.
  6. The is a measure of how much space matter takes up.

20 Clues: Has a definite volume and shape. • These make up the periodic table. • Has neither definite volume nor shape. • _______ is the ratio of mass to volume. • All matter has _______ and takes up space. • Closeness to the correct or accepted value. • Closeness of values for a set of measurements. • Has a definite volume but an indefinite shape. • ...

Chemistry Crossword 2017-03-23

Chemistry Crossword crossword puzzle
Across
  1. a substance that increases the rate of a reaction but is not used up in the reaction
  2. a long chain molecule formed by joining of many smaller molecules (monomers)
  3. a reaction that involves the breakdown of a compound
  4. a strong acid readily releases a hydrogen ion in a chemical reaction
  5. an object/substance that can broken by bacteria/fungi and other living organisms
  6. a reaction that involves the building up of compounds by combining elements
  7. an acid which most of its molecules release hydrogen ions into solution
  8. a reaction in which an acid and a base combine to produce a metal salt and water
  9. a reaction that involves oxygen, light and heat energy
  10. a small molecule from which polymers are made
  11. an acid solution with a high concentration
  12. a reaction used to produce solid products from solutions of ionic substances
  13. A theory that says the particles must collide to react
  14. how fast or slow a reaction proceeds
  15. a mixture of solute dissolved in water
Down
  1. the number of active molecules in a set volume of solution
  2. an ion that does not take part in a chemical reaction
  3. a reaction that involves the combination of oxygen with a fuel or metal
  4. an insoluble compound formed in a precipitation reaction
  5. process of joining of smaller units (monomers) to form a polymer
  6. a molecule that contains only carbon and hydrogen atoms
  7. a small number of active molecules (acid) in a solution

22 Clues: how fast or slow a reaction proceeds • a mixture of solute dissolved in water • an acid solution with a high concentration • a small molecule from which polymers are made • a reaction that involves the breakdown of a compound • an ion that does not take part in a chemical reaction • a reaction that involves oxygen, light and heat energy • ...

Chemistry Crossword 2017-03-25

Chemistry Crossword crossword puzzle
Across
  1. It is defined as the number of moles of solute in 1 L of solution.
  2. This refers to having a measurable vapor pressure. The vapor pressure of the solution is the sum of the individual partial pressure.
  3. The term used when the solvation process used water as the solvent.
  4. The selective passage of solvent molecules through a porous membrane from a dilute solution to a more concentrated one.
  5. An English chemist. His major contribution to science was his discovery of the law describing the solubility of gases, which now bears his name.
  6. A type of solution that contains less solute than it has the capacity to dissolve.
  7. _________ solution is a solution that obeys the Raoult's law. One of its characteristics is that its heat of the solution is zero.
  8. The process in which dissolved solute comes out of solution and forms crystals.
  9. A dispersion of particles of one substance throughout a dispersing medium made of another substance.
  10. A process that causes cells to shrink and, eventually, to cease functioning.
  11. A type of solution that contains the maximum amount of a solute that will dissolve in a given solvent at a specific temperature.
Down
  1. The number of moles of solute dissolved in 1 kg of solvent.
  2. It refers to adherence onto a surface.
  3. A type of solution that contains more solute than what is present in a saturated solution.
  4. It is made up of one or more cations and one or more anions held together by electrostatic force.
  5. Also known as "water-loving". These are solutions that usually contains extremely large molecules such as proteins.
  6. The ration of mass of a solute to the mass of the solution, multiplies by 100%.
  7. The process in which an ion or a molecule is surrounded by solvent molecules arranged in a specific manner.
  8. The term used if two liquids are completely soluble in each other in all proportions.
  9. __________ properties are properties that depend only on the number of solute particles in solution and not on the nature of the solute particles.

20 Clues: It refers to adherence onto a surface. • The number of moles of solute dissolved in 1 kg of solvent. • It is defined as the number of moles of solute in 1 L of solution. • The term used when the solvation process used water as the solvent. • A process that causes cells to shrink and, eventually, to cease functioning. • ...

Chemistry Crossword 2017-03-04

Chemistry Crossword crossword puzzle
Across
  1. The process of chilling a liquid below its freezing point,without it becoming solid.
  2. This exists once a reversible reaction ceases to change its ratio of reactants or products, but substances move between the chemicals at an equal rate.
  3. The electrostatic attraction between two polar groups that occurs when a hydrogen atom covalently bond to a highly electronegative atom such as nitrogen, oxygen or fluorine.
  4. The pressure exerted by a vapor in thermodynamic equilibrium with its condensed phases at a given temperature in a closed system.
  5. Shows how the temperature changes as a substance is heated up at a constant rate.
  6. The most basic and least volume consuming repeating structure of any solid. When it repeats itself, the network is called lattice.
  7. Any force that holds together the atoms making up a molecule or compound.
  8. Another type of bulk property defined as a liquid's resistance to flow.
  9. This is caused by the attraction of the particles in the surface layer by the bulk of the fluid, which tends to minimize surface area.
  10. A molecule in which a concentration of positive electric charge is separated from a concentration of negative charge.
Down
  1. From the Latin word "cohaerere" meaning "stick or stay together." The action or property of like molecules sticking together, being mutually attractive.
  2. The weakest intermolecular force. Sometimes called an induced dipole-induced dipole attraction.
  3. Named after the Dutch scientist. Residual attractive or repulsive forces between molecules or atomic groups that do not arise from covalent bonds, nor ionic bonds.
  4. Forces which mediate interaction between molecules.
  5. The temperature and pressure at which solid, liquid, and vapor phases of a particular substance coexist in equilibrium.
  6. The temperature at and above which vapor of the substance cannot be liquefied, no matter how much pressure is applied.
  7. The pressure exerted by a fluid at equilibrium at a given point within the fluid, due to the force of gravity.
  8. The ability to form instantaneous dipoles. Determine the dynamical response of a bond system to external fields,and provide insight into a molecule's internal structure.
  9. The temperature at which its vapor pressure is equal to the pressure of the gas above it.
  10. The tendency of dissimilar particles or surfaces to cling to one another.

20 Clues: Forces which mediate interaction between molecules. • Another type of bulk property defined as a liquid's resistance to flow. • Any force that holds together the atoms making up a molecule or compound. • The tendency of dissimilar particles or surfaces to cling to one another. • Shows how the temperature changes as a substance is heated up at a constant rate. • ...

Chemistry 8 2017-05-10

Chemistry 8 crossword puzzle
Across
  1. Consisting of two atoms
  2. The positively changed dense center of an atom
  3. An atom or molecule that carries an electrical charge
  4. The smallest component of an element having the chemical properties of the element
  5. The vertical row on the periodic table
  6. A particle smaller than an atom
  7. Are the chemical elements found in Group 1 of the periodic table.
  8. They are most active of the non-metals, and form compound with elements
  9. Any of the more than 100 known substances that cannot be separated into simpler substances and that singly or in combination all matter
  10. Negatively charged subatomic particle charges and that is found in the nucleus of an atom
  11. A subatomic particle that has no charge and that is found in the nucleus of an atom
Down
  1. A subatomic particle that has a positive charge and that is found in the nucleus of an atom
  2. An electric charge that forms on an atom when it gains or loses electrons
  3. The theory that all matter is made up of tiny particles (atoms)
  4. Consisting of many atoms
  5. The number at bottom of the little box - represents the weight of an atom
  6. The electron(s) in the outermost shell of the atom
  7. Characteristics that can only be determined with a chemical reaction
  8. The outermost shell of the atom
  9. The number at the top of the little box -represent the number of protons in the nucleus of an atom

20 Clues: Consisting of two atoms • Consisting of many atoms • A particle smaller than an atom • The outermost shell of the atom • The vertical row on the periodic table • The positively changed dense center of an atom • The electron(s) in the outermost shell of the atom • An atom or molecule that carries an electrical charge • ...

CONSUMER CHEMISTRY 2017-01-26

CONSUMER CHEMISTRY crossword puzzle
Across
  1. The second basic dye discovered.
  2. This term refers to ceramic pieces that have not been fired.
  3. A natural mosquito repellent that is 10 times more effective than DEET.
  4. A substance that adds odor to products.
  5. Soduim Hydroxide.
  6. They have been identified as hormone-mimicking chemicals.
  7. The oldest dye used by humans.
  8. Has a natural insecticide called Pyrethum that terminates insects.
  9. Not a true wax but usually added in beeswax in cosmetics.
  10. Used in cosmetics to absorb moisture but can cause cancer to men and women.
  11. It clogs the pores and interferes with the skin's ability to eliminate toxins.
  12. This means "burnt material".
  13. Used in preference of water as a main ingredient of perfume that dissolves esters readily.
Down
  1. A mordant dye use of ________ to bind dye molecule with fiber.
  2. color of the first cotton dye
  3. A recommendation of WHO for protection against mosquitoes that does not irritate skin.
  4. They are also called skin therapists, specialize in treatments of skin.
  5. The first synthetic dye
  6. Can be ddictive to skin tissues and has no benefit to them.
  7. The most widely use preservative in cosmetics but it is not listed on the product's ingredients.
  8. The alkaline hydrolysis of fat is called as _________.
  9. A derivative of crude oil.
  10. Basically refer to the colored products intended to alter the user's appearance.
  11. The largest organ in the human body.
  12. First alloy that was made by humans.
  13. Substitute to vegetable dye.
  14. Used to carry active ingredients in transdermal that patches deep inside the skin.
  15. Used as emulsifying, thickening, suspensing and dispersing agent.
  16. John Mercer : Mercerzation :: Tennant :_________
  17. It is a carcinogen that is the major cause of ovarian cancer.

30 Clues: Soduim Hydroxide. • The first synthetic dye • A derivative of crude oil. • Substitute to vegetable dye. • This means "burnt material". • color of the first cotton dye • The oldest dye used by humans. • The second basic dye discovered. • The largest organ in the human body. • First alloy that was made by humans. • A substance that adds odor to products. • ...

CONSUMER CHEMISTRY 2017-01-26

CONSUMER CHEMISTRY crossword puzzle
Across
  1. Can be ddictive to skin tissues and has no benefit to them.
  2. Has a natural insecticide called Pyrethum that terminates insects.
  3. Not a true wax but usually added in beeswax in cosmetics.
  4. A mordant dye use of ________ to bind dye molecule with fiber.
  5. The first synthetic dye
  6. Basically refer to the colored products intended to alter the user's appearance.
  7. Used as emulsifying, thickening, suspensing and dispersing agent.
  8. Used in cosmetics to absorb moisture but can cause cancer to men and women.
  9. color of the first cotton dye
  10. A recommendation of WHO for protection against mosquitoes that does not irritate skin.
  11. They have been identified as hormone-mimicking chemicals.
  12. First alloy that was made by humans.
  13. The oldest dye used by humans.
  14. The largest organ in the human body.
  15. Used to carry active ingredients in transdermal that patches deep inside the skin.
  16. A natural mosquito repellent that is 10 times more effective than DEET.
Down
  1. John Mercer : Mercerzation :: Tennant :_________
  2. The alkaline hydrolysis of fat is called as _________.
  3. Soduim Hydroxide.
  4. A derivative of crude oil.
  5. This term refers to ceramic pieces that have not been fired.
  6. They are also called skin therapists, specialize in treatments of skin.
  7. The second basic dye discovered.
  8. It clogs the pores and interferes with the skin's ability to eliminate toxins.
  9. A substance that adds odor to products.
  10. The most widely use preservative in cosmetics but it is not listed on the product's ingredients.
  11. Used in preference of water as a main ingredient of perfume that dissolves esters readily.
  12. This means "burnt material".
  13. Substitute to vegetable dye.
  14. It is a carcinogen that is the major cause of ovarian cancer.

30 Clues: Soduim Hydroxide. • The first synthetic dye • A derivative of crude oil. • This means "burnt material". • Substitute to vegetable dye. • color of the first cotton dye • The oldest dye used by humans. • The second basic dye discovered. • First alloy that was made by humans. • The largest organ in the human body. • A substance that adds odor to products. • ...

Chemistry Review 2017-02-10

Chemistry Review crossword puzzle
Across
  1. the path something travels along
  2. column of elements on periodic table
  3. mass of an element
  4. horizontal row of periodic table
  5. group of atoms bonded together
  6. mass that can not be destroyed by a chemical reaction
  7. a substance, periodic table is filled with them
  8. solid material, malleable
  9. good conductors
  10. not a metal
  11. heat reaction
  12. no electric charge
  13. the basic unit of a chemical element
Down
  1. "the center"
  2. substance formed by chemical reaction
  3. negative electric charge
  4. electrons on outermost shell
  5. number of protrons in nucleus of atom
  6. cold reaction
  7. usually unreactive, gas elements
  8. developed periodic table
  9. essentially a picture/shape
  10. substance that takes part in a reaction
  11. composed of two or more elements
  12. positive electric charge

25 Clues: not a metal • "the center" • cold reaction • heat reaction • good conductors • mass of an element • no electric charge • negative electric charge • developed periodic table • positive electric charge • solid material, malleable • essentially a picture/shape • electrons on outermost shell • group of atoms bonded together • the path something travels along • horizontal row of periodic table • ...

Chemistry Crossword 2017-03-31

Chemistry Crossword crossword puzzle
Across
  1. a substance that can flow and therefore take the shape of its container
  2. three-dimensional arrangement of particles of a crystal
  3. the temperature at which a solid becomes a liquid
  4. a hypothetical gas that perfectly fits all the assumptions of the kinetic-molecular theory
  5. a dynamic condition in which two opposing changes occur at equal rates in a closed system
  6. a process by which gas particles pass through a tiny opening
  7. the process by which a gas changes to a liquid
  8. mixing of the particles of two substances caused by their random motion
  9. the conversion of a liquid to a vapor within the liquid as well as its surface
  10. the process by which particles escape from the surface of a non boiling liquid and enter the gas state
  11. the smallest portion of a crystal lattice that shows the three dimensional pattern of the entire lattice is called a unit cell
  12. the change from a solid directly to a gas
Down
  1. indicates the temperature and pressure conditions at which the solid, liquid, and vapor of the substance can coexist at equilibrium
  2. the reverse of sublimation; the change of a state from a gas directly to a solid
  3. a force that tends to pull adjacent parts of a liquid's surface together, thereby decreasing surface area to the smallest possible size
  4. one in which there is no net loss of total kinetic energy
  5. liquids that evaporate readily
  6. the physical change of a solid to a liquid by the addition of energy as heat
  7. indicates the critical temperature and critical pressure
  8. is a substance in which the particles are arranged in an orderly geometric repeating pattern
  9. the process by which a liquid or solid changes to a gas is vaporization
  10. any part of a system that has uniform composition and properties
  11. the temperature at which the equilibrium vapor pressure of the liquid equals the atmospheric pressure
  12. the physical change of a liquid to a solid by removal of energy as heat
  13. a gas that does not behave completely according to the assumptions of the kinetic-molecular theory

25 Clues: liquids that evaporate readily • the change from a solid directly to a gas • the process by which a gas changes to a liquid • the temperature at which a solid becomes a liquid • three-dimensional arrangement of particles of a crystal • indicates the critical temperature and critical pressure • one in which there is no net loss of total kinetic energy • ...

Chemistry Vocabulary 2017-12-11

Chemistry Vocabulary crossword puzzle
Across
  1. an-atom-can-become-this-when-it-loses-or-gains-more-electrons
  2. a-type-of-diagram-for-drawing-atoms
  3. an-element-with-proporties-of-both-metals-and-non-metals
  4. a-subatomic-particle-with-a-positive-charge
  5. any-of-the-elements-beryllium-magnesium-calcium-strontium-barium-and-radium
  6. the-number-listed-on-the-top-left-of-an-element
  7. a-group-of-atoms-combined-to-make-a-chemical-compound-that-can-take-part-in-chemical-reactions
  8. a-numerical-or-constant-quantity-placed-before-and-multiplying-the-variable-in-an-algebraic-expression
  9. the-periodic-table-lists-these
  10. compounds-made-up-of-ions
  11. a-molecule-formed-by-covalent-bonds
  12. any-of-the-gaseous-elements-helium-neon-argon-krypton-xenon-and-radon
  13. any-of-the-elements-fluorine-chlorine-bromine-iodine-and-astatine
  14. the-relations-between-states-of-matter-to-particle-movement
  15. the-temperature-at-which-a-given-solid-will-melt-EX:ice
Down
  1. a-substance-made-b-mixing-other-substances-together
  2. an-element-or-substance-that-is-not-a-metal
  3. having-a-valence-of-one
  4. the-average-weight-of-an-element-EX-Lead-207
  5. a-subatomic-particle-with-a-negative-charge
  6. another-term-for-polyvalent
  7. iron-gold-silver-copper-and-aluminum-brass-and-steel
  8. an-ion-composed-of-two-or-more-atoms-covalently-bonded
  9. the-amount-of-space-that-a-substance-or-object-occupies
  10. a-thing-that-is-composed-of-two-or-more-separate-elements
  11. the-temperature-at-which-a-liquid-boils
  12. a-letter-figure-or-symbol-written-or-printed-below-the-line
  13. a-large-body-of-matter-EX:cup-dog-phone
  14. a-subatomic-particle-the-opposite-of-a-proton
  15. an-extremely-small-amount-of-a-thing-or-quality

30 Clues: having-a-valence-of-one • compounds-made-up-of-ions • another-term-for-polyvalent • the-periodic-table-lists-these • a-type-of-diagram-for-drawing-atoms • a-molecule-formed-by-covalent-bonds • the-temperature-at-which-a-liquid-boils • a-large-body-of-matter-EX:cup-dog-phone • an-element-or-substance-that-is-not-a-metal • a-subatomic-particle-with-a-positive-charge • ...

Chemistry Crossword 2018-01-19

Chemistry Crossword crossword puzzle
Across
  1. gas, some attraction, some volume
  2. gas, zero attraction, zero volume
  3. is anything that takes up space (volume) and has mass
  4. cylinder: used to measure the volume of a liquid
  5. C=K-273
  6. are particles with no charge
  7. change, a new substance
  8. measurements of the amount of space an object takes up
  9. is a measure of the average kinetic energy of the particles that make up a same of any material
  10. compares the mass of an object to it's volume
Down
  1. can be heated, holds various chemical, not for measuring
  2. energy, is associated with the movement of the particles
  3. are particles with positive charge
  4. figures: are used to determine the precision of a measurement
  5. measurements of the amount of matter in an object
  6. are particles with negative charge
  7. stand, base / pole of set-up
  8. is used to measure temperature
  9. change, a change in size, shape / no new substance
  10. K=C+ 273

20 Clues: C=K-273 • K=C+ 273 • change, a new substance • are particles with no charge • stand, base / pole of set-up • is used to measure temperature • gas, some attraction, some volume • gas, zero attraction, zero volume • are particles with positive charge • are particles with negative charge • compares the mass of an object to it's volume • ...

Chemistry Crossword 2018-01-25

Chemistry Crossword crossword puzzle
Across
  1. Atoms will always react when they have a full shell.
  2. Has Hydrogen and Carbon in it.
  3. The elements on the stair line.
  4. the guy who made the periodic table
  5. Total number of protons + neutrons.
  6. The group to the right of the Transition Metals and to the left of the Metallloids.
  7. Add mass to the atom.
  8. Do not add mass to the atom
  9. Most reactive non-metals.
Down
  1. The bottom group of the 2 that is usually under, and do not fit into, the Periodic Table.
  2. Has Calcium and Barium.
  3. thing that holds all of the elements
  4. The letters of the elements.
  5. Top group of the 2 that is usually under and do not fit into the Periodic Table.
  6. Most reactive.
  7. Will never change, because it will become a different element.
  8. Tells the number of protons.
  9. Do not react at all.
  10. the study of the elements
  11. an atom with an electric charge due to loss or gain of electrons

20 Clues: Most reactive. • Do not react at all. • Add mass to the atom. • Has Calcium and Barium. • the study of the elements • Most reactive non-metals. • Do not add mass to the atom • The letters of the elements. • Tells the number of protons. • Has Hydrogen and Carbon in it. • The elements on the stair line. • the guy who made the periodic table • Total number of protons + neutrons. • ...

chemistry crossword 2018-01-25

chemistry crossword crossword puzzle
Across
  1. a group of atoms bonded together.
  2. a method of writing the chemical symbol of an element and surrounding it with dots to show the number of valence electrons.
  3. The vertical columns on the periodic table.
  4. the number of protons in the nucleus of an atom.
  5. a particle about the same mass as a proton but with no charge.
  6. The temperature when a liquid starts to vaporize.
  7. it is a shorthand method of representing an element.
  8. when a solid formed from a solution.
  9. The temperature when a soled starts to liquidize.
Down
  1. a substance made by mixing other substances together.
  2. Horizontal rows of elements.
  3. a stable particle with a negative electricity it found in all atoms and acting as the main carrier of electricity in solids.
  4. a stable particle occurring in all atoms it has positive charge.
  5. The center of a atom.
  6. the around a nucleus where electrons are found.
  7. A table filled with elements in order of atomic numbers.
  8. the amount of compactness in somthing.
  9. able to dissolve other substances.
  10. Good conductors of heat and electricity.
  11. exploding

20 Clues: exploding • The center of a atom. • Horizontal rows of elements. • a group of atoms bonded together. • able to dissolve other substances. • when a solid formed from a solution. • the amount of compactness in somthing. • Good conductors of heat and electricity. • The vertical columns on the periodic table. • the around a nucleus where electrons are found. • ...

Chemistry Crossword 2018-01-26

Chemistry Crossword crossword puzzle
Across
  1. A plastid that contains chlorophyll and is the site of photosynthesis
  2. A nucleic acid found in cells
  3. The smallest particles
  4. Negative Charge and its in the atom shell.
  5. Used to separate a mixture of substances. The filtered paper would identify the substances by colouring the paper.
  6. The number of protons in the nucleus of an atom (atomic number)
  7. A solid that usually gets more soluble as the temperature rises.
  8. The random motion of particles that you can see with naked eyes, or under microscope
  9. Particles that are atoms or groups of atoms that carry a charge
  10. Substance which is made of atoms of different elements, bonded together
  11. All the solvent you heat the mixture and the liquid substance slowly evaporates living the solid substance (separation method
  12. solute+solvent
  13. The rows in the periodic table
  14. A chemical change is usually called a __________
  15. A solution is called ______ when it can dissolve no more solute, at that temperature.
  16. The total number of protons and neutrons in the nucleus of an atom (mass number)
  17. solvent Water is called the ______ because more substances dissolve in water than in any other chemical.
  18. Substance which contains different substances that are not bonded together.
  19. An action by an organism or part of an organism causing a change of position or place. Most single- celled creatures and animals move about as a whole. Fungi and plants may make movements with parts of their bodies
  20. In the nucleus, positive charge
  21. Fixed shape and volume (state of matter)
  22. A substance that has no other substance mixed with it.
Down
  1. Separate a mixture of liquids from each other (distillation)
  2. Is a thin coat of lipids that surrounds a cell (also called cell membrane)
  3. Obtain the solvent from a solution (distillation).
  4. Is used a filter that lives the residue, the part that is taken away (separation method)
  5. The mixing process of particles
  6. Centre of an atom
  7. You can obtain many solids from their solutions by letting crystals form (separation method)
  8. The way in which the elements are divided in the periodic table
  9. An substance, mixed with the substance you want, is called an impurity.
  10. Water polarity helps _____ ionic compounds
  11. Does not have a fixed shape and volume (state of matter)
  12. The molecule has both a positively and negatively charged end
  13. Fixed volume, but its shape changes (state of matter)
  14. A substance that dissolves just a little.
  15. Membrane of the cell that forms external to the cell membrane whose main role is to give cells rigidity, strength and protection against mechanical stress
  16. Two or more atoms joined together
  17. Cellular material inside the plasma membrane
  18. Describes the chemical reactions in cells that break down nutrient molecules and release energy for metabolism. Most organisms need oxygen for this.
  19. In the nucleus, NO charge
  20. A membrane-bound cytoplasm found in the cytoplasm of a cell whose function includes intracellular secretion, excretion, storage, and digestion

42 Clues: solute+solvent • Centre of an atom • The smallest particles • In the nucleus, NO charge • A nucleic acid found in cells • The rows in the periodic table • The mixing process of particles • In the nucleus, positive charge • Two or more atoms joined together • Fixed shape and volume (state of matter) • A substance that dissolves just a little. • ...

Chemistry Crossword 2018-01-26

Chemistry Crossword crossword puzzle
Across
  1. Top group of the 2 that is usually under and do not fit into the Periodic Table.
  2. Total number of protons + neutrons.
  3. Do not add mass to the atom
  4. Will never change, because it will become a different element.
  5. Has Calcium and Barium.
  6. The letters of the elements.
  7. the guy who made the periodic table
  8. thing that holds all of the elements
Down
  1. Atoms will always react until they have a full shell.
  2. Add mass to the atom.
  3. The bottom group of the 2 that is usually under, and do not fit into, the Periodic Table.
  4. an element with an electric charge formed formed loss or gain in electrons.
  5. Most reactive.
  6. the study of the elements
  7. The group to the right of the Transition Metals and to the left of the Metallloids.
  8. Has Hydrogen and Carbon in it.
  9. Most reactive non-metals.
  10. The elements on the stair line.
  11. Do not react at all.
  12. Tells the number of protons.

20 Clues: Most reactive. • Do not react at all. • Add mass to the atom. • Has Calcium and Barium. • the study of the elements • Most reactive non-metals. • Do not add mass to the atom • The letters of the elements. • Tells the number of protons. • Has Hydrogen and Carbon in it. • The elements on the stair line. • Total number of protons + neutrons. • the guy who made the periodic table • ...

Chemistry Vocab 2018-02-05

Chemistry Vocab crossword puzzle
Across
  1. the process or result of joining two or more things together to form a single entity
  2. of a reaction or process accompanied by or requiring the absorption of heat
  3. the energy possessed by a body by virtue of its position relative to others, stresses within itself, electric charge, and other factors
  4. a form of energy associated with the movement of atoms and molecules in any material
  5. energy cannot be created or destroyed, it can only be transformed from one form to another
  6. a reaction or process accompanied by the release of heat
  7. an apparatus for measuring the amount of heat involved in a chemical reaction or other process
  8. heat the heat required to raise the temperature of the unit mass of a given substance by a given amount
  9. states that regardless of the multiple stages or steps of a reaction, the total enthalpy change for the reaction is the sum of all changes
  10. the energy needed to raise the temperature of 1 gram of water through 1 °C
Down
  1. energy stored in the chemical bonds of a substance
  2. the measure of bond strength in a chemical bond
  3. the degree or intensity of heat present in a substance or object
  4. a thermodynamic quantity equivalent to the total heat content of a system
  5. the process of measuring the amount of heat released or absorbed during a chemical reaction
  6. energy that an object possesses by virtue of being in motion
  7. the branch of chemistry concerned with the quantities of heat evolved or absorbed during chemical reactions
  8. a phase transition from the liquid phase to vapor
  9. A unit of energy in the SI system. One joule is 1 kg. m2/s2 which is also 0.2390 calorie
  10. power derived from the utilization of physical or chemical resources, especially to provide light and heat

20 Clues: the measure of bond strength in a chemical bond • a phase transition from the liquid phase to vapor • energy stored in the chemical bonds of a substance • a reaction or process accompanied by the release of heat • energy that an object possesses by virtue of being in motion • the degree or intensity of heat present in a substance or object • ...

Chemistry crossword 2017-11-24

Chemistry crossword crossword puzzle
Across
  1. the ability to change shape or be molded (Gold)
  2. the centre of the atom; contains the protons and neutrons
  3. positively charged particle found inside the atomic nucleus
  4. describes how a substance reacts with another substance
  5. combination of symbols that represents a compound; the formula identifies the elements in the compound and the amount of each element
  6. contain 1 type of particle
  7. change in form but not in chemical composition; no new substances are formed
  8. contains 2 or more types of particles
  9. the mixture has different parts that cannot be seen
  10. a mixture that has two substances dissolved with each other (eg. sugar and water)
Down
  1. the mixture has different parts that can be seen
  2. can be observed and measured without forming a new substance
  3. a stable subatomic particle with a charge of negative electricity.
  4. the ability to be stretched into wires (copper)
  5. the ability to pass heat or electricity through it
  6. all matter consists of many, very small particles which are constantly moving or in a continual state of motion
  7. a change in which in one more new chemical substances are formed
  8. a mixture that can be separated by mechanical means, such as, using a magnet to separate iron filings from sand
  9. the process of decomposing a chemical compound by passing an electric current through it
  10. the thing that forms physical objects, has mass and occupies space
  11. contain one type of atom
  12. contains 2 types of elements
  13. uncharged particles in the atomic nucleus
  14. used to explain and predict the behaviour of real objects or systems and are used in a variety of scientific disciplines
  15. an action or condition that has been observed so consistently that scientists are convinced it will always happen

25 Clues: contain one type of atom • contain 1 type of particle • contains 2 types of elements • contains 2 or more types of particles • uncharged particles in the atomic nucleus • the ability to change shape or be molded (Gold) • the ability to be stretched into wires (copper) • the mixture has different parts that can be seen • the ability to pass heat or electricity through it • ...

Chemistry Crossword 2017-11-28

Chemistry Crossword crossword puzzle
Across
  1. - anything that has mass and occupies space
  2. metals - group 1 elements in the periodic table, not including hydrogen; the most reactive of the metals
  3. of matter - refers to the three common states in which matter can exist
  4. mass - mass of one atom of an element calculated from the total number of protons, neutrons, and electrons of that atom; measured in amu
  5. property - description of how a substance interacts with other substances, such as acids; chemical properties are observable only when a chemical change occurs
  6. - group 17 elements in the periodic table, the most reactive non-metals
  7. - pure substance that cannot be broken down into other substances; substances made up of only one type of atom
  8. - positively charged particle in the nucleus of an atom
  9. table - a table in which are organized by their physical and chemical properties
  10. un it - measure of atomic mass; 1 amu equals to 1 twelfth the mass of a carbon 12 atom
  11. - horizontal row of elements in the periodic table
  12. - ability of a substance to conduct electricity or heat
  13. - positively charged centre of an atom; contains protons and neutrons
Down
  1. - shiny, malleable, ductile element that conducts electricity
  2. - change of state from solid to liquid
  3. - neutral particle in the nucleus of an atom
  4. - substance that reacts with another substance or substances in a chemical reaction to create new substances with different properties
  5. - vertical column of elements of elements in the periodic table
  6. property - property that describes the physical appearance and composition of a substance
  7. metals - group 2 elements in the periodic table their reactivity is not as strong as alkali metals
  8. reaction - chemical reaction that releases energy
  9. reaction - chemical reaction that absorbs energy
  10. shell - orbits of electrons around the nucleus of an atom
  11. solution - a solution in which water is the solvent
  12. number - the sum of a number of protons and neutrons in an atom
  13. - chemical combination of two or more elements in a specific ratio
  14. gases - group 18 elements in the period table; the most stable and most unreactive elements

27 Clues: - change of state from solid to liquid • - anything that has mass and occupies space • - neutral particle in the nucleus of an atom • reaction - chemical reaction that absorbs energy • reaction - chemical reaction that releases energy • - horizontal row of elements in the periodic table • solution - a solution in which water is the solvent • ...

Chemistry Review 2017-09-25

Chemistry Review crossword puzzle
Across
  1. 1 kcal
  2. 1 calorie
  3. affecting form but not chemical composition of a chemical substance, used to separate mixtures into their component compounds
  4. depends on the amount of matter; volume, mass, length, weight
  5. Units for heat
  6. change in temperature
  7. bubbles, color change, temperature change, gas, odor change
  8. The study of the transfers of energy as heat that accompany chemical and physical changes
  9. Abbreviation for specific heat
  10. density
Down
  1. a nutritional energy unit
  2. characteristic of a substance that can be determined without changing the identities
  3. the amount of heat lost or gained
  4. when the substance has changed as a result of a chemical reaction
  5. not significant digits
  6. 1000 calories
  7. significant after a decimal
  8. unit for specific heat
  9. chemicalreaction involving the rearrangement of atoms of one or more substance and a change in their chemical properties resulting in at least one new substance
  10. does not depend on matter present; density, melting point, color, reactivity

20 Clues: 1 kcal • density • 1 calorie • 1000 calories • Units for heat • change in temperature • not significant digits • unit for specific heat • a nutritional energy unit • significant after a decimal • Abbreviation for specific heat • the amount of heat lost or gained • bubbles, color change, temperature change, gas, odor change • depends on the amount of matter; volume, mass, length, weight • ...

Chemistry Crossword 2017-11-16

Chemistry Crossword crossword puzzle
Across
  1. invisible negatively charged particle that orbits the nucleus of and atom
  2. chemical change that occurs when oxygen in the air reacts with a metal
  3. at table in which elements are organized by their physical and chemical properties
  4. chemical reaction that absorbs energy
  5. a pure substance formed when two non metals combine
  6. a pure substance formed when at least on metal and one non metal combine
  7. chemical reaction that releases energy
  8. metal the first column of the periodic table excluding hydrogen,that a really reactive in air and water
  9. workplace hazardous information material system
  10. can be stretched into wire
  11. substance that helps a chemical reaction proceed more quickly
  12. neutral particle in the nucleus of an atom
Down
  1. catalyst involved in chemical reactions in living things
  2. Irreversible change
  3. shininess of a metal
  4. the degree to which a specified material conducts electricity
  5. what everything is made up of
  6. Mass of Reactants= Mass of Products
  7. number of protons in the nucleus of one atom of an element
  8. group 18 in periodic table, they are the most stable and nonreactive elements. metalloid element that has both metallic and non metallic properties
  9. positively charged particle in the nucleus of an atom
  10. ability to pound and roll into flat sheets
  11. the mass of an element measured in amu
  12. horizontal row of elements in the periodic table

24 Clues: Irreversible change • shininess of a metal • can be stretched into wire • what everything is made up of • Mass of Reactants= Mass of Products • chemical reaction that absorbs energy • chemical reaction that releases energy • the mass of an element measured in amu • ...

Chemistry Crossword 2017-11-16

Chemistry Crossword crossword puzzle
Across
  1. Releases heat energy
  2. Is a slow chemical change that occurs when oxygen in the air reacts with a metal
  3. A substance that reacts with another substance or substances in a chemical reaction to create a new substance with different products or properties
  4. A negative charge
  5. When non-metals combine, they procedure a pure substance called a molecule or...
  6. Made up of two or more substances
  7. A chemical reaction takes place when two or more substances combine to form a new substance
  8. Can't be separated
  9. Is a chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy.
  10. Made up of one or more atoms
  11. Can be separated
  12. Anything that has mass and occupies space
  13. Table of elements
  14. Made up of one atom
Down
  1. A positive charge
  2. Made up of one type of matter
  3. Respiration Is a chemical reaction that takes place in the cells in your body
  4. Eats up material
  5. Absorbs heat energy
  6. Appearance and composition
  7. Caution Symbol
  8. When the experiment doesn't touch air (in a bag)
  9. CO
  10. A neutral charge
  11. Matter that creates volume or mass

25 Clues: CO • Caution Symbol • Eats up material • Can be separated • A neutral charge • A positive charge • A negative charge • Table of elements • Can't be separated • Absorbs heat energy • Made up of one atom • Releases heat energy • Appearance and composition • Made up of one or more atoms • Made up of one type of matter • Made up of two or more substances • Matter that creates volume or mass • ...

Chemistry Crossword 2017-11-15

Chemistry Crossword crossword puzzle
Across
  1. the smallest part of an element that is representative of that element; a neutral particle made up of a nucleus containing protons and neutrons, and in which the number of electrons equals the number of protons
  2. invisible negatively charged particle that orbits the nucleus of an atom
  3. description of substance that can be pounded or rolled into sheets
  4. compound that dissolves in water to form a solution with a pH higher than 7
  5. substance that strongly resists the flow of energy
  6. a reaction that takes place when 2 or more substances react to form new substances
  7. colourless, odourless gas; produced by incomplete combustion of chemicals containing carbon (e.g. hydrocarbons); major source: motor vehicles
  8. chemical reaction that absorbs energy
  9. measure of atomic mass; 1 amu is equal to 1/12th the mass of a carbon 12 atom
  10. catalyst involved in chemical reactions in living things
  11. mass of one atom of an element calculated from the total number of protons, neutrons, and electrons of that atom; measured in atomic mass units (amu)
  12. creation of electrical current
  13. ability to do work
Down
  1. description of a solid that can be stretched into a long wire
  2. pure substance that cannot be broken down into other substances; substance made up of only 1 type of atom
  3. change of state from liquid to a gas
  4. group 2 elements in the periodic table; their reactivity is not as strong as that of the alkali metals
  5. change that results when 2 or more substances react to create a different substance or substances; the new substances have completely different properties from the original ones
  6. combination of symbols that represent a compound; the formula identifies the elements in the compound and the amount of each element
  7. an experiment in which all reactants and all products of a chemical reaction are accounted for
  8. group 1 elements in the periodic table, not including hydrogen; the most reactive of the metals
  9. chemical combination of 2 or more elements in a specific ratio
  10. chemical reaction that releases energy
  11. number of protons in the nucleus of one atom of an element

24 Clues: ability to do work • creation of electrical current • change of state from liquid to a gas • chemical reaction that absorbs energy • chemical reaction that releases energy • substance that strongly resists the flow of energy • catalyst involved in chemical reactions in living things • number of protons in the nucleus of one atom of an element • ...

Chemistry Crossword 2017-11-15

Chemistry Crossword crossword puzzle
Across
  1. substance that helps a chemical reaction to proceed more quickly
  2. change of state from a gas to a liquid
  3. dull, brittle element that does not conduct electricity
  4. measure of atomic mass; 1 amu is equal to 1/12 the mass of a carbon 12 atom
  5. energy stored in chemicals and released when chemicals react; a form of potential or stored energy
  6. a reaction that takes place when two or more substances react to form new substances
  7. chemical reaction that takes place in cells; food (sugar) reacts with oxygen to produce energy, water, and carbon dioxide
  8. chemical combination of two or more elements in a specific ratio
  9. chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
  10. the smallest part of an element that is representative of that element; a neutral particle made up of a nucleus containing protons and neutrons, and in which the number of electrons equals the number of protons
  11. group 18 elements in the periodic table;the most stable and unreactive elements
Down
  1. ability of a substance to conduct electricity or heat
  2. group 1 elements in the periodic table, not including hydrogen;the most reactive of the metals
  3. mass of one atom of an element calculated from the total number of protons,neutrons, and electrons of that atom; measured in atomic mass units (amu)
  4. number of protons in the nucleus of one atom of an element
  5. cloudy mixture in which tiny particles of one substance are held within another and particles cannot be separated out from the other substance
  6. principle that matter is not created or destroyed in a chemical reaction; the mass of the products always equals the mass of the reactants
  7. combination of symbols that represent a compound; the formula identifies the elements in the compound and the amount of each element
  8. chemical reaction that absorbs energy
  9. description of how a substance interacts with other substances, such as acids;chemical properties are observable only when a chemical change occurs
  10. chemical reaction that releases energy
  11. group 2 elements in the periodic table; their reactivity is not as strong as that of that alkali metals
  12. change that results when two or more substances react to create a different substance or substances; the new substances have completely different properties from the original ones
  13. an experiment in which all reactants and all products of a chemical reaction are accounted for
  14. group 17 elements in the periodic table;the most reactive non-metals

25 Clues: chemical reaction that absorbs energy • change of state from a gas to a liquid • chemical reaction that releases energy • ability of a substance to conduct electricity or heat • dull, brittle element that does not conduct electricity • number of protons in the nucleus of one atom of an element • substance that helps a chemical reaction to proceed more quickly • ...

CHEMISTRY CROSSWORD 2017-11-13

CHEMISTRY CROSSWORD crossword puzzle
Across
  1. atoms that has become electrically charged because it either lost or gained electrons.
  2. a chemical reaction to create new substances
  3. substance that helps speeds up a chemical reaction.
  4. dull,brittle element that does not conduct electricity.
  5. chemical change that releases heat
  6. group 17 in the periodic table, the most reactive non-metals
  7. takes place when two or more substances combine to form new substances.
  8. RESPIRATION a chemical reaction that takes place in the cells of our bodies
  9. often liquid or gas at room temperature.
  10. mass of one atom of an element calculated from the total number of protons.
  11. a slow chemical change that occurs when oxygen in the air reacts with a metal.
Down
  1. a new substance produced in a chemical reaction between reactants.
  2. catalyst involved in chemical reactions in living things
  3. can be in between metals and non-metals
  4. a substance that reacts with another substance in a chemical reaction to create a new substance with different products or properties.
  5. an experiment when one or more products of a chemical reaction can escape.
  6. change in appearance or state of substance that does not change composition.
  7. chemical change that absorbs heat
  8. results from a chemical reaction
  9. substance made of only one kind of matter, which has
  10. different properties.
  11. an experiment where all reactants and products of a chemical reaction are accounted for.
  12. GASES group 18 elements in the periodic table, the most stable and non reactive elements
  13. solids at room temperature.
  14. invisible negatively charged particle that orbits the nucleus of an atoms.
  15. a chemical reaction that occurs when oxygen reacts with a substance to form a new substance and gives off energy.
  16. unique set of properties.
  17. element that has both metallic and non-metallic properties

28 Clues: different properties. • unique set of properties. • solids at room temperature. • results from a chemical reaction • chemical change that absorbs heat • chemical change that releases heat • can be in between metals and non-metals • often liquid or gas at room temperature. • a chemical reaction to create new substances • substance that helps speeds up a chemical reaction. • ...

chemistry Crossword 2017-11-09

chemistry Crossword crossword puzzle
Across
  1. the amount of mass in a given volume of a substance
  2. the numerical prefix of one
  3. a material that cannot break down into any simpler substance
  4. solid to liquid
  5. can be in between metals and non-metals
  6. materials. The
  7. have lustre,conduct electricity and have ductility
  8. An element is defined by the number of protons it has
  9. ability of a substance to be dissolved in another
  10. have a high melting point
  11. an atom or a group of atoms
  12. the numerical prefix of two
Down
  1. Substance-Made of only one kind of matter
  2. a combination of two or more pure substance
  3. occurs when oxygen reacts with a substance to form a new substance and gives off energy
  4. the average mass of an element
  5. the ability of a substance to conduct electricity or heat
  6. the numerical prefix of five
  7. the numerical prefix of three
  8. not shiny,dont conduct electricity and not ductile
  9. workplace Hazardous Material information system
  10. the numerical prefix of four
  11. are pure substances formed as a result of the attraction between particles of opposite changes
  12. liquid to solid
  13. change-curs when two or more materials react and create

25 Clues: materials. The • liquid to solid • solid to liquid • have a high melting point • the numerical prefix of one • an atom or a group of atoms • the numerical prefix of two • the numerical prefix of five • the numerical prefix of four • the numerical prefix of three • the average mass of an element • can be in between metals and non-metals • Substance-Made of only one kind of matter • ...

Chemistry Crossword 2017-11-09

Chemistry Crossword crossword puzzle
Across
  1. the smallest part of an element that is representative of that element; a neutral particle made up of a nucleus containing protons and neutrons, and in which the number of electrons equals the number of protons
  2. (in chemistry) vertical column of elements in the periodic table; elements in a family all have similar chemical properties; also called a group
  3. chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
  4. chemical reaction that takes place in cells; food (sugar) reacts with oxygen to produce energy, water, and carbon dioxide
  5. change that results when two or more substances react to create a different substance or substances; the new substances have completely different properties from the original ones
  6. group 2 elements in the periodic table; their reactivity is not as strong as that of the alkali metals
  7. chemical reaction that releases energy
  8. change of state from a gas to a solid
  9. number of protons in the nucleus of one atom of an element
  10. unit measure of atomic mass; 1 amu is equal to 1/12 the mass of a carbon 12 atom
Down
  1. group 1 elements in the periodic table, not including hydrogen; the most reactive of the metals
  2. cloudy mixture in which tiny particles of one substance are held within another and particles cannot be separated out from the other substance
  3. reaction that takes place when two or more substances react to form new substances
  4. change of state from a gas to a liquid
  5. slow chemical change that occurs when oxygen in the air reacts with a metal
  6. chemical reaction that absorbs energy
  7. description of a solid that can be stretched into a long wire
  8. principle that matter is not created or destroyed in a chemical reaction; the mass of the products always equals the mass of the reactants
  9. substance that helps a chemical reaction to proceed more quickly
  10. description of how a substance interacts with other substances, such as acids;chemical properties are observable only when a chemical change occurs
  11. change of state from a liquid to a solid
  12. amount of mass in a given volume of a substance
  13. catalyst involved in chemical reactions in living things
  14. chemical combination of two or more elements in a specific ratio
  15. combination of symbols that represent a compound; the formula identifies the elements in the compound and the amount of each element
  16. ability of a substance to conduct electricity or heat

26 Clues: chemical reaction that absorbs energy • change of state from a gas to a solid • change of state from a gas to a liquid • chemical reaction that releases energy • change of state from a liquid to a solid • amount of mass in a given volume of a substance • ability of a substance to conduct electricity or heat • catalyst involved in chemical reactions in living things • ...

chemistry crossword 2017-11-10

chemistry crossword crossword puzzle
Across
  1. chemical combination of two or more elements in a specific ratio
  2. a table in which the elements are organized by their physical and chemical properties
  3. a reaction that takes place when two or more substances react to form new substances
  4. positively charged center of an atom;contains protons and neutrons
  5. group 2 elements in the periodic table; their reactivity is not as strong as that of the alkali metals
  6. substance that strongly resists the flow of electricity
  7. property that describes the physical appearance and composition of a substance
  8. the smallest part of an element that is representative of that element a neutral particle made up of a nucleus containing protons and neutrons, and in which the number of electrons equals the number of protons
  9. element that has both metallic and non-metallic properties
Down
  1. a material that electric charge can move through easily
  2. catalyst involved in chemical reactions in living things
  3. change in the appearance or state of a substance that does not change the composition
  4. that have a density of 5 or higher e.g., copper, zinc, lead, mercury, cadmium,nickel heavy metals are one type of substance monitored to determine water quality
  5. combination of symbols that represent a compound; the formula identifies the elements in the compound and the amount of each element
  6. group 1 elements in the periodic table, not including hydrogen; the most reactive of the metals
  7. the sum of the number of protons and neutrons in an atom
  8. atom that has become electrically charged because it has lost or gained electrons a positive ion is an atom that has lost one or more electrons a negative ion is an atom that has gained on
  9. description of how a substance interacts with other substances, such as acids;chemical properties are observable only when a chemical change occurs
  10. invisible negatively charged particle that orbits the nucleus of an atom
  11. substance that helps a chemical reaction to proceed more quickly
  12. change that results when two or more substances react to create a different substance or substances; the new substances have completely different properties from the original ones
  13. an experiment in which one or more products of a chemical reaction can escape
  14. new substance produced in a chemical reaction between reactants
  15. neutral particle in the nucleus of an atom
  16. chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy

25 Clues: neutral particle in the nucleus of an atom • a material that electric charge can move through easily • substance that strongly resists the flow of electricity • catalyst involved in chemical reactions in living things • the sum of the number of protons and neutrons in an atom • element that has both metallic and non-metallic properties • ...

Chemistry Crosswords 2017-11-11

Chemistry Crosswords crossword puzzle
Across
  1. process in which molecules move from an area of higher concentration to one of lower concentration
  2. energy stored in chemicals and released when chemicals react; a form of potential or stored energy
  3. change of state from a gas to a liquid
  4. change that results when two or more substances react to create a different substance or substances; the new substances have completely different properties from the original ones
  5. measure of atomic mass; 1 amu is equal to 1/12th the mass of a carbon 12 atom
  6. chemical reaction that takes place in cells; food (sugar) reacts with oxygen to produce energy, water, and carbon dioxide
  7. chemical reaction that absorbs energy
  8. number of protons in the nucleus of one atom of an element
  9. description of how a substance interacts with other substances, such as acids; chemical properties are observable only when a chemical change occurs
  10. a reaction that takes place when two or more substances react to form new substances
  11. cloudy mixture in which tiny particles of one substance are held within another and particles cannot be separated out from the other substance
  12. (CO(g)) colourless, odourless gas; produced by incomplete combustion of chemicals containing carbon (e.g. hydrocarbons); major source: motor vehicles
  13. chemical combination of two or more elements in a specific ratio
  14. with a pH lower than 7
  15. group 1 elements in the periodic table,not including hydrogen; the most reactive of the metals
  16. substance that helps a chemical reaction to proceed more quickly
Down
  1. mass of one atom of an element calculated from the total number of protons, neutrons, and electrons of that atom; measured in atomic mass units (amu)
  2. a solution in which water is the solvent
  3. compound that dissolves in water to form a
  4. catalyst involved in chemical reactions in living things
  5. description of a solid that can be stretched into a long wire
  6. slow chemical change that occurs when oxygen in the air reacts with a metal
  7. group 2 elements in the periodic table; their reactivity is not as strong as that of the alkali metals
  8. principle that matter is not created or destroyed in a chemical reaction; the mass of the products always equals the mass of the reactants
  9. an experiment in which all reactants and all products of a chemical reaction are accounted for
  10. combination of symbols that represent a compound; the formula identifies the elements in the compound and the amount of each element
  11. chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
  12. the smallest part of an element that is representative of that element; a neutral particle made up of a nucleus containing protons and neutrons, and in which the number of electrons equals the number of protons
  13. invisible negatively charged particle that orbits the nucleus of an atom
  14. amount of mass in a given volume of a substance

30 Clues: with a pH lower than 7 • chemical reaction that absorbs energy • change of state from a gas to a liquid • a solution in which water is the solvent • compound that dissolves in water to form a • amount of mass in a given volume of a substance • catalyst involved in chemical reactions in living things • number of protons in the nucleus of one atom of an element • ...

Chemistry Crossword 2017-11-12

Chemistry Crossword crossword puzzle
Across
  1. cloudy mixture in which tiny particles of one substance are held within another and particles cannot be separated out from the other substance.
  2. orbit of electrons around the nucleus of an atom.
  3. change that results when two or more substances react to create a different substance, the new substance have completely different properties from the original one.
  4. group 2 elements in the periodic table.
  5. number of protons in the nucleus of one atom of an element.
  6. chemical reaction that releases energy.
  7. measure of atomic mass 1 amu is equal to 1/12th of an atom.
  8. the smallest part of an element that is representative of that element.
Down
  1. chemical reaction that absorbs energy.
  2. principle that matter is not created or destroyed in a chemical reaction, the mass of the products always equals the mass of the reactants.
  3. an experiment in which all reactants and all products of a chemical reaction are accounted for.
  4. chemical combination of two or more elements in a specific ratio.
  5. chemical reaction that takes place in cells.
  6. chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy.
  7. slow chemical change that occurs when oxygen in the air reacts with a metal.
  8. description of how a substance interacts with other substances.
  9. a reaction that takes place when two or more substances react to form new substances.
  10. catalyst involved in chemical reaction in living things.
  11. change of state from a liquid to a gas.
  12. combination of symbols that represent a compound.
  13. group 1 elements in the periodic table, not including hydrogen.
  14. ability of a substance to conduct electricity or heat.
  15. invisible negatively charged particle that orbits the nucleus of an atom
  16. pure substance that cannot be broken down into other substances, substance made up of only one type of atom.
  17. substances that helps a chemical reaction to proceed more quickly.
  18. mass of one atom of an element calculated from the total number of protons neutrons and electrons.

26 Clues: chemical reaction that absorbs energy. • group 2 elements in the periodic table. • chemical reaction that releases energy. • change of state from a liquid to a gas. • chemical reaction that takes place in cells. • orbit of electrons around the nucleus of an atom. • combination of symbols that represent a compound. • ...

Chemistry Crossword 2017-11-13

Chemistry Crossword crossword puzzle
Across
  1. a pure substance that cannot be broken down into other substances, substance made up of one atom
  2. invisible negatively charged particle that orbits the nucleus of an atom
  3. Mass of one element
  4. pure substance formed when at least one metal and one non-metal
  5. shiny,malleable,ductile metallic and nonmetallic properties
  6. combination of 2 pure substances
  7. a reaction that takes place when 2 or more substances react to form a new substance
  8. chemical combination of 2 or more elements in specific ratio
  9. The amount of mass given in a volume
  10. made up 2 elements in the periodic table; their reactivity is not as strong as alkali metals
  11. slow chemical change that occurs when oxygen in the air reacts with metal
  12. anything that has a mass and occupies space
  13. group 17 elements in the periodic table the most reactive non-metals
Down
  1. group of atoms joined by covenant bonds
  2. atom that has become electrically charged when it gains or loses energy
  3. chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy or heat
  4. energy of charged particles;transferred when electrons travel from place to
  5. pure substances formed with 2 non metals
  6. compound that dissolves in water to form a solution with a Hp lower that 7
  7. 2 or more substances that react with each other to create a new substance
  8. catalyst involved in chemical reactions in living things
  9. orbit of electrons around the nucleus of an atom
  10. an experiment in which all reactants and all products of a chemical reaction are accounted for
  11. most reactive metals
  12. the smallest part of an element that representative of that element, contains a Nucleus, Protons and Electrons

25 Clues: Mass of one element • most reactive metals • combination of 2 pure substances • The amount of mass given in a volume • group of atoms joined by covenant bonds • pure substances formed with 2 non metals • anything that has a mass and occupies space • orbit of electrons around the nucleus of an atom • catalyst involved in chemical reactions in living things • ...

Chemistry Crossword 2017-11-13

Chemistry Crossword crossword puzzle
Across
  1. the mass of one atom in an element calculated using the protons and neutrons
  2. Things that speed up the chemical reaction rate
  3. neutral particle in the nucleus of an atom
  4. the number of protons in one atom of an element
  5. A compound made up of 2 non-metals
  6. a change where an entirely new substance is created with different properties from the original combinations
  7. A physical characteristic of a substance in which it can be pounded or rolled into sheets
  8. The vertical columns of the periodic table also known as families
  9. A property that describes the appearance and composition of a substance
  10. An experiment where one or more products of a chemical reaction can escape
  11. An experiment in which all reactants and product in a chemical reaction are accounted for
  12. characteristics used to describe a substance
  13. A homogeneous mixture
Down
  1. group 17 of the periodic table
  2. the substance that reacts to another substance to create a product
  3. a positivly charged centre of an atom consisting of protons and neutrons
  4. An invisible negatively charged particle that orbits around the nucleus of an atom
  5. the most reactive group of the metals on the periodic table
  6. A substance that strongly resists the flow of electricity
  7. Heterogeneous Mixtures
  8. A element with both metal and nonmetal properties
  9. Pure substances merged as a result of their opposite charges
  10. a new substance produced in a chemical reaction between reactants
  11. An atom or a group of atoms that become electrically charged because it has lost or gained electrons
  12. a pure substance made up of only one type of atom

25 Clues: A homogeneous mixture • Heterogeneous Mixtures • group 17 of the periodic table • A compound made up of 2 non-metals • neutral particle in the nucleus of an atom • characteristics used to describe a substance • Things that speed up the chemical reaction rate • the number of protons in one atom of an element • A element with both metal and nonmetal properties • ...

Chemistry Crossword 2017-11-08

Chemistry Crossword crossword puzzle
Across
  1. can be between a metal and a nonmetal
  2. mixture of two or more pure substances
  3. non-reversible or the composition does change
  4. example would be neon
  5. reversible or the composition does not change
  6. a group of atoms that has become electrically charged
  7. a prefix or latin name
  8. releases heat
  9. a chemical reaction when oxygen reacts with a substance
  10. a substance that reacts with another substance
Down
  1. gas to liquid
  2. sodium, potassium, rubidium, caesium, francium.
  3. insulator and ductile
  4. example would be copper
  5. absorbs heat
  6. non reactive metal
  7. slow chemical change
  8. found in living and nonliving things
  9. a chemical reaction that takes place in your body.
  10. helps break down food (organic)
  11. liquid to gas
  12. a thing that is composed of two or more separate elements; a mixture.
  13. a new substance produced produced in a chemical reaction
  14. anything on the periodic table

24 Clues: absorbs heat • gas to liquid • liquid to gas • releases heat • non reactive metal • slow chemical change • insulator and ductile • example would be neon • a prefix or latin name • example would be copper • anything on the periodic table • helps break down food (organic) • found in living and nonliving things • can be between a metal and a nonmetal • mixture of two or more pure substances • ...

Chemistry Review 2017-06-13

Chemistry Review crossword puzzle
Across
  1. An alkali metal.
  2. Bonding where electrons are shared.
  3. A Noble gas.
  4. This gas re-lights a glowing splint.
  5. More than 1 phase.
  6. A change from gas directly to a solid.
  7. Bonding where electrons are transferred.
  8. Can be found in all 3 states at room temperature.
  9. A negatively charged ion.
  10. A horizontal row on the periodic table.
  11. The prefix for the number five.
Down
  1. Only has 1 phase.
  2. The special name given to the outer shell electrons.
  3. A vertical column on the periodic table.
  4. A negatively charged particle.
  5. A positive particle.
  6. A positively charged ion.
  7. A change where no new substance is formed.
  8. A change where a new substance is formed.
  9. A neutral particle.
  10. This is a characteristic property.
  11. This diagram only shows the outer shell electrons
  12. A negatively charged atom.
  13. Most elements are this type of element.
  14. Most atoms want this number of electrons in the outer shell.

25 Clues: A Noble gas. • An alkali metal. • Only has 1 phase. • More than 1 phase. • A neutral particle. • A positive particle. • A positively charged ion. • A negatively charged ion. • A negatively charged atom. • A negatively charged particle. • The prefix for the number five. • This is a characteristic property. • Bonding where electrons are shared. • This gas re-lights a glowing splint. • ...

Chemistry Crossword 2017-11-07

Chemistry Crossword crossword puzzle
Across
  1. Substance that reacts with another substance or substances in a chemical reaction to create new substances with different properties
  2. Chemical combination of two or more elements in a specific ratio
  3. Pure substance that cannot be broken down into other substances; substance made up of only one type of atom
  4. Orbit of electrons around the nucleus of an atom
  5. A material that electric charge can move through easily
  6. Pure substances formed as a result of the attraction between the particles of opposite charges called ions
  7. new substance produced in a chemical reaction between reactants
  8. Combination of symbols that represent a compound; the formula identifies the elements in the compound and the amount of each element
  9. change that results when 2 or more substances react to make a new substance
  10. in a chemical reaction is always equal to the total mass of the products
  11. Invisible negatively charged particle that orbits the nucleus of an atom
  12. Mass of one atom of an element calculated from the total number of protons, neutrons and electrons of that atom; measured in atomic mass units (amu)
Down
  1. Substances that help a reaction proceed faster
  2. Group one elements in the periodic table. Not including hydrogen; the most reactive of the metals.
  3. Number of protons in the nucleus of one atom of an element
  4. An experiment in which all the reactants and all products of a chemical reaction are accounted for
  5. A reaction that takes place when two or more substances react to form new substances
  6. Chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
  7. Organic catalysts
  8. Group 2 elements in the periodic table; their reactivity is not a strong as that of the alkali metals
  9. Absorbs heat
  10. Releases heat
  11. An experiment in which one or more products of chemical reaction can escape
  12. Is a chemical reaction that takes place in the cells in your body food (glucose) reacts with oxygen to produce energy, water and carbon dioxide.
  13. Speed of a chemical reaction
  14. Slow chemical change

26 Clues: Absorbs heat • Releases heat • Organic catalysts • Slow chemical change • Speed of a chemical reaction • Substances that help a reaction proceed faster • Orbit of electrons around the nucleus of an atom • A material that electric charge can move through easily • Number of protons in the nucleus of one atom of an element • ...

Chemistry Crossword 2017-11-07

Chemistry Crossword crossword puzzle
Across
  1. cloudy mixture in which tiny particles of one substance are held within another, and the particles can be separated out
  2. Change of state from a gas to solid
  3. Change of state from a solid to a liquid
  4. Change of state of matter from gas to liquid
  5. pure substance that cannot be broken down into other substances; substance made up of only one type of atom
  6. cloudy mixture in which tiny particles of one substance are held within another and particles cannot be separated out from the other substance
  7. A system of easy-to-see warning symbols on hazardous materials
  8. heterogeneous mixture; mixture in which the different substances that make up the mixture are visible
  9. substance made of only one kind of matter, which has a unique set of properties
  10. characteristic that describes a particular substance (e.g., color, luster, melting point, crystal shape, solubility, density)
  11. Change of state of matter from liquid to gas
  12. Anything that has mass and occupies space
Down
  1. invisible negatively charged particle that orbits the nucleus of an atom
  2. chemical combination of two or more elements in a specific ratio
  3. Change of state from a solid to a gas
  4. homogeneous mixture; mixture of two or more pure substances that looks like one substance
  5. Change of state from a liquid to a solid
  6. Change in the appearance or state of a substance that does not change the composition
  7. Change that results when two or more substances react to create a different substance or substances; the new substances have completely different properties from the original ones
  8. description of how a substance interacts with other substances, such as acids
  9. Solid, liquid, gas
  10. property that describes the physical appearance and composition of a substance
  11. combination of pure substances
  12. positively charged particle in the nucleus of an atom
  13. neutral particle in the nucleus of an atom

25 Clues: Solid, liquid, gas • combination of pure substances • Change of state from a gas to solid • Change of state from a solid to a gas • Change of state from a liquid to a solid • Change of state from a solid to a liquid • Anything that has mass and occupies space • neutral particle in the nucleus of an atom • Change of state of matter from gas to liquid • ...

Chemistry Crossword 2017-11-07

Chemistry Crossword crossword puzzle
Across
  1. a material that electric charge can move through easily
  2. description of a solid that can be stretched into a long wire
  3. chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
  4. reaction that takes place when two or more substances react to form new substances
  5. table in which the elements are organized by their physical and chemical properties
  6. pure substance formed when non-metals combine
  7. chemical reaction that releases energy
  8. pure substance that cannot be broken down into other substances; substance made up of only one type of atom
  9. group 17 elements in the periodic table; the most reactive non-metals
  10. property that describes the physical appearance and composition of a substance
  11. substance that reacts with another substance or substances in a chemical reaction to create new substances with different property
  12. gases group 18 elements in the periodic table;the most stable and nonreactive elements
Down
  1. slow chemical change that occurs when oxygen in the air reacts with a metal
  2. chemical reaction that absorbs energy
  3. combination of symbols that represent a compound; the formula identifies the elements in the compound and the amount of each element
  4. ability of a substance to conduct electricity or heat
  5. description of how a substance interacts with other substances, such as acids;chemical properties are observable only when chemical change occurs
  6. energy stored in chemicals and released when chemicals react; a form of potential or stored energy
  7. dull, brittle element that does not conduct electricity
  8. substance that helps a chemical reaction to proceed more quickly
  9. (CO(g))colorless, odorless gas;produced by incomplete combustion of chemicals containing carbon (e.g. hydrocarbons); major source: motor vehicles
  10. Workplace Hazardous Materials Information System; a system of easy-to-see warning symbols on hazardous materials
  11. change in the appearance or state of a substance that does not change the composition
  12. catalyst involved in chemical reaction in living things
  13. change that results when two or more substances react to create a different substance or substances; the new substances have completely different properties from the original ones

25 Clues: chemical reaction that absorbs energy • chemical reaction that releases energy • pure substance formed when non-metals combine • ability of a substance to conduct electricity or heat • a material that electric charge can move through easily • dull, brittle element that does not conduct electricity • catalyst involved in chemical reaction in living things • ...

Chemistry Crossword 2017-11-07

Chemistry Crossword crossword puzzle
Across
  1. catalyst involved in chemical reactions in living things
  2. pure substance formed when at least one metal and one non-metal combine
  3. ability of a substance to conduct electricity or heat
  4. change that results when two or more substances react to create a different substance or substances; the new substances have completely different properties from the original ones
  5. the smallest part of an element that is representative of that element; a neutral particle made up of a nucleus containing protons and neutrons, and in which the number of electrons equals the number of protons
  6. group 2 elements in the periodic table; their reactivity is not as strong as that of the alkali metals
  7. mass of one atom of an element calculated from the total number of protons,neutrons, and electrons of that atom; measured in atomic mass units (amu)
  8. an experiment in which one or more products of a chemical reaction can escape
  9. description of a solid that can be stretched into a long wire
  10. reaction that takes place when two or more substances react to form new substances
  11. measure of atomic mass; 1 amu is equal to 1/12th the mass of a carbon 12 atom
  12. of mass principle that matter is not created or destroyed in a chemical reaction; the mass of the products always equals the mass of the reactants
  13. pure substance that cannot be broken down into other substances; substance made up of only one type of atom
Down
  1. an experiment in which all reactants and all products of a chemical reaction are accounted for
  2. a material that electric charge can move through easily
  3. description of how a substance interacts with other substances, such as acids;chemical properties are observable only when a chemical change occurs
  4. chemical reaction that absorbs energy
  5. atom that has become electrically charged because it has lost or gained electrons; a positive ion is an atom that has lost one or more electrons;a negative ion is an atom that has gained one or more electrons
  6. combination of symbols that represent a compound; the formula identifies the elements in the compound and the amount of each element
  7. group 1 elements in the periodic table, not including hydrogen; the most reactive of the metals
  8. chemical reaction that releases energy
  9. chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
  10. number of protons in the nucleus of one atom of an element
  11. group 17 elements in the periodic table;the most reactive non-metals
  12. invisible negatively charged particle that orbits the nucleus of an atom

25 Clues: chemical reaction that absorbs energy • chemical reaction that releases energy • ability of a substance to conduct electricity or heat • a material that electric charge can move through easily • catalyst involved in chemical reactions in living things • number of protons in the nucleus of one atom of an element • ...

Chemistry Crossword 2017-11-08

Chemistry Crossword crossword puzzle
Across
  1. change of state from a solid to a gas or from a gas to a solid
  2. change of state from a liquid to a gas
  3. change of state from a gas to a solid
  4. change of state from a solid to a liquid
  5. substance made of only one kind of matter, which has a unique set of properties
  6. anything that has mass and occupies space
  7. cloudy mixture in which tiny particles of one substance are held within another, and the particles can be separated out
  8. chemical combination of two or more elements in a specific ratio
  9. mixture in which the different substances that make up the mixture are visible
  10. a system of easy to see warning symbols on hazardous materials
  11. description of how a substance interacts with other substances, such as acids
  12. neutral particle in the nucleus of an atom
  13. positively charged particle in the nucleus of an atom
  14. pure substance that cannot be broken down into other substances
  15. characteristic that describes a particular substance
  16. cloudy mixture in which tiny particles of one substance are held within another and particles cannot be separated out from the other substance
Down
  1. change of state from a gas to a liquid
  2. mixture of two or more pure substances that looks like one substance
  3. a solution in which water is the solvent
  4. property that describes the physical appearance and composition of a substance
  5. mass of one atom of an element calculated from the total number of protons,neutrons, and electrons of that atom
  6. change that results when two or more substances react to create a different substance or substances
  7. change in the appearance or state of a substance that does not change the composition
  8. combination of pure substances
  9. a table in which the elements are organized by their physical and chemical properties

25 Clues: combination of pure substances • change of state from a gas to a solid • change of state from a gas to a liquid • change of state from a liquid to a gas • change of state from a solid to a liquid • a solution in which water is the solvent • anything that has mass and occupies space • neutral particle in the nucleus of an atom • ...

Chemistry Crossword 2018-11-13

Chemistry Crossword crossword puzzle
Across
  1. a change from gas to liquid
  2. is anything that has mass and occupies space
  3. chemical combination of two or more elements in a specific ratio
  4. can't reverse (burning wood) when two or more materials react and create new materials.
  5. solids, liquid or gas depends on temperature
  6. can reverse (e.g melting ice) one in which a material changes from one state to another.
  7. pure substance that cannot be broken down into other substances (made up of only one type of atom)
  8. each element is composed of a particle called
  9. Place on periodic table showing vertically
  10. appearance from the outside e.g lustre
  11. Nucleus contained positively charged particles
  12. liquid to a solid
Down
  1. a solid also can change directly into a gas and vise versa
  2. substance made up of only one kind of matter, which has a unique set of properties
  3. a table in which the elements are organized, by their physical and chemical properties
  4. Place on periodic table showing horizontally
  5. combinations of pure substances the components of a mixture do not combine
  6. how a substance interacts with other substances (acid)
  7. change from solid to liquid
  8. characteristics of a substance
  9. You can not brake it down into another substance
  10. change from liquid to gas (a;so known as vaporization)
  11. workplace hazardous materials information system
  12. Neutral particles
  13. Negatively charged particles

25 Clues: Neutral particles • liquid to a solid • a change from gas to liquid • change from solid to liquid • Negatively charged particles • characteristics of a substance • appearance from the outside e.g lustre • Place on periodic table showing vertically • is anything that has mass and occupies space • Place on periodic table showing horizontally • ...

Chemistry crossword 2018-11-13

Chemistry crossword crossword puzzle
Across
  1. chlorine
  2. combination of pure substances
  3. substance that reacts with another substances in a chemical reaction to create new substances with different properties
  4. shell orbit of electrons around the nucleus of an atom
  5. a chemical combination of two or more elements in a specific ratio
  6. table a table in which the elements are organized by their physical and chemical properties
  7. cloudy mixture in which tiny particles of one substance are held within another and the particles can be separated out
  8. neutral particle in the nucleus of an atom
  9. number number of protons in the nucleus of one atom of an element
  10. group 17 elements in the perodic table,the most reactive not metals
  11. metals group 1 elements in the peroidic table,not including hydrogeon the most reactive of the metals
Down
  1. a pure substance that cannot be broken down into other substances,made up of only one type of atom
  2. something that has mass and occupies space
  3. group of atoms joined by covalent bonds
  4. homogenous mixture mixture of two or more pure substances that looks like one substance
  5. reaction a reaction that takes place when to or more substances react to form a new substance
  6. change in the appearance or state of a substance that does not change the composition
  7. compound pure substance formed when non-metals combine
  8. positively charged particle in the nucleus of an atom
  9. cloudy mixture in which tiny particles of one substance are held within another and particles cannot be seperatedout from other substances
  10. compound pure substance formed when at least one metal and one non metal combine
  11. compound that dissolves in water to form a solution with a ph lower than 7
  12. gases group 18 elements in the periodic table,the most stable and interactive elements

23 Clues: chlorine • combination of pure substances • group of atoms joined by covalent bonds • something that has mass and occupies space • neutral particle in the nucleus of an atom • positively charged particle in the nucleus of an atom • shell orbit of electrons around the nucleus of an atom • compound pure substance formed when non-metals combine • ...

Chemistry Crossword 2018-08-20

Chemistry Crossword crossword puzzle
Across
  1. An atom or group of atoms that is electrically charged by electrons
  2. Particle Any particle of matter that is smaller than a hydrogen atom
  3. The central part of atom with a positive charge
  4. An elementary particle without an electrical charge
  5. Number The number of protons located in the nucleus of an atom
  6. Mixture A mixture that has a consistent amount of its components in an sample
  7. The space an substances occupies in physical space
  8. A substance that is mixes with a solvent to create a substance
  9. The numbers of atoms in an substance
  10. A ionic particle with a positively charged ion
  11. A physical substance that occupies physical space
  12. The amount of mass in a volume
  13. The process of separating components from a liquid using heat
  14. A negatively charged subatomic particle
  15. Substance Substances that are either 1 type of atom or one type of molecules that is consistent throughout the substance
Down
  1. Matter that has two more of elements
  2. A ionic particle with a negatively charged ion
  3. A physical substances that roams freely without any bounds
  4. A physical substance which has atoms or molecules that flow freely while still maintaining contact with each other
  5. A heterogeneous mixture in which articles are big enough to settle out of an mixture
  6. An elementary particle with an electrical charge
  7. Substances that cannot be broken down any further and is distinguished from the atomic number
  8. The basic unit of a chemical element.
  9. A homogeneous mixture that is insoluble with particles that do not settle
  10. Mixture A mixture that is has 2 pure substances while still being sperate
  11. A bunch of atoms bonded together
  12. A mixture of liquid that is blended so that the component is spread across evenly
  13. The process where a insoluble solid is created from a solution
  14. The process of separating solids from liquids
  15. The process when a liquid changes into a vapor state which is caused by increase of heat or decrease in pressure
  16. Property Any property that is measurable
  17. A physical substances which it molecules are in a fixed position
  18. Point The temperature in which a solid will transform into a liquid state by melting
  19. A substance s that is created by 2 or more substances
  20. The process of which molecules of an elements mix with another substance and form a solution
  21. Point The temperature in which a liquid transform into vapor by boiling

36 Clues: The amount of mass in a volume • A bunch of atoms bonded together • Matter that has two more of elements • The numbers of atoms in an substance • The basic unit of a chemical element. • A negatively charged subatomic particle • Property Any property that is measurable • The process of separating solids from liquids • A ionic particle with a negatively charged ion • ...

Chemistry Revision 2016-06-16

Chemistry Revision crossword puzzle
Across
  1. The electrons in the outer shell of an atom.
  2. A negatively charged particle found in electron shells outside the nucleus.
  3. The change in state from solid to liquid.
  4. The reatios of the reactants and products shown in a balanced chemical equation
  5. A very large molecule, e.g. a polymer or a giant covalent structure.
  6. A substance that dissolves in a solvent
  7. The amount of product obtained in a reaction
  8. A hydrocarbon with one or more double (or triple) bonds
  9. The liquid that runs through the filter paper when carrying out filtration
  10. a substance that dissolves another substance
  11. Two or more substances mixed together but not chemically combined.
  12. A hydrocarbon with the general formula CnH2n+2
Down
  1. A form of carbon that conducts electricity and is used for inert electrodes.
  2. the solid obtained on the filter paper when carrying out filtration
  3. a method for finding the amount of a susbtance in a solution
  4. A particle (proton or neutron) in the nucleus of an atom
  5. A process that uses electricity to coat one metal with another.
  6. reducing agent
  7. The breakdown of a compound by reaction with water. Acids or alkalies speed up hydrolysis.
  8. A hydrocarbon containing on or more C=C bonds and having the general formula CnH2n

20 Clues: reducing agent • A substance that dissolves in a solvent • The change in state from solid to liquid. • The electrons in the outer shell of an atom. • The amount of product obtained in a reaction • a substance that dissolves another substance • A hydrocarbon with the general formula CnH2n+2 • A hydrocarbon with one or more double (or triple) bonds • ...

Chemistry Crossword 2016-08-15

Chemistry Crossword crossword puzzle
Across
  1. dissolving
  2. the essential facts or principles of a subject or skill.
  3. a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.
  4. the number of protons in the nucleus of an atom, which is characteristic of a chemical element and determines its place in the periodic table.
  5. of or denoting a scale of temperature on which water freezes at 0° and boils at 100° under standard conditions.
  6. a conductor through which electricity enters or leaves an object, substance, or region.
  7. a stable subatomic particle occurring in all atomic nuclei, with a positive electric charge equal in magnitude to that of an electron.
  8. the SI base unit of thermodynamic temperature, equal in magnitude to the degree
  9. 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.
  10. an instance of giving off something such as a liquid or gas.
Down
  1. a substance made by mixing other substances together.
  2. the total number of protons and neutrons in a nucleus.
  3. emitting or relating to the emission of ionizing radiation or particles.
  4. the extent or measurement of a surface or piece of land.
  5. the negatively charged electrode by which electrons enter an electrical device.
  6. the lowest part or edge of something, especially the part on which it rests or is supported.
  7. a stable subatomic particle with a charge of negative electricity, found in all atoms and acting as the primary carrier of electricity in solids.
  8. the smallest particle of a chemical element that can exist.
  9. is a measure of hydrogen ion concentration
  10. the positively charged central core of an atom, consisting of protons and neutrons and containing nearly all its mass.
  11. the degree of compactness of a substance.

21 Clues: dissolving • the degree of compactness of a substance. • is a measure of hydrogen ion concentration • a substance made by mixing other substances together. • the total number of protons and neutrons in a nucleus. • the essential facts or principles of a subject or skill. • the extent or measurement of a surface or piece of land. • ...

Chemistry Words 2016-09-26

Chemistry Words crossword puzzle
Across
  1. Unit for measuring Atomic Mass
  2. Two or more elements and/or compounds physically in the same space but not bonded together
  3. Pure substance that cannot be broken down
  4. Holds a certain amount of electrons until it has to go to the next energy level
  5. Tells how many protons there are in an element
  6. Does not retain shape or volume
  7. Group of electrons revolving around the nucleus
  8. Subatomic Particle in the nucleus with a positive charge
  9. Subatomic particle in the nucleus with a neutral charge
  10. Retains volume but not shape
Down
  1. The electrons that are on the last energy level of an atom
  2. Says if there are more protons than electrons in an atom or vice versa
  3. The mass of the subatomic particles in an element
  4. Two or more atoms combined and the smallest unit of a chemical compound
  5. Building block of all matter
  6. subatomic particle that revolves around the nucleus and has a negative charge
  7. Center part of an atom and contains the protons and neutrons
  8. Table consisting information of all the elements
  9. Retains shape and volume
  10. Made of two or more elements chemically bonded

20 Clues: Retains shape and volume • Building block of all matter • Retains volume but not shape • Unit for measuring Atomic Mass • Does not retain shape or volume • Pure substance that cannot be broken down • Tells how many protons there are in an element • Made of two or more elements chemically bonded • Group of electrons revolving around the nucleus • ...

Chemistry Review 2016-01-26

Chemistry Review crossword puzzle
Across
  1. Heat of vaporization
  2. Heat of Fusion
  3. Separating mixtures based on absorbency
  4. Solid to gas
  5. Two or more elements chemically combined
  6. Any phase change from solid to liquid to gas
  7. Gas to solid
  8. Can not be further chemically broken down.
  9. and volume What is matter made of
Down
  1. Freezing point of Kelvin
  2. molecules HOFBrINCl
  3. Specific Heat Capacity of H2O
  4. Separating mixture based on boiling point
  5. of conservation Energy can not be created or destroyed but can be changed.
  6. Separating mixtures based on particle size
  7. Device to measure heat
  8. Same element different mass and neutrons.
  9. Any phase change from gas to liquid to solid.
  10. Another word for melting
  11. air pressure What is vapor pressure equal to

20 Clues: Solid to gas • Gas to solid • Heat of Fusion • Heat of vaporization • molecules HOFBrINCl • Device to measure heat • Freezing point of Kelvin • Another word for melting • Specific Heat Capacity of H2O • and volume What is matter made of • Separating mixtures based on absorbency • Two or more elements chemically combined • Separating mixture based on boiling point • ...

Chemistry Crossword 2018-12-13

Chemistry Crossword crossword puzzle
Across
  1. A reaction that gives energy out to the surroundings.
  2. A measurement for the amount of a substance.
  3. ...series. The order of reactivity for several elements.
  4. Negative electrode.
  5. Gain of oxygen.
  6. A reaction that takes in energy from the surroundings.
  7. The amount of a substance in a given volume.
  8. Dissolved in water.
  9. Relative...mass. The ratio of the average mass per atom of an element to 1/12th the mass of an atom of carbon-12.
  10. ... energy. The minimum amount of energy required for a reaction to take place.
Down
  1. Obtaining a metal from an ore or compound.
  2. ...'s constant. Equal to 6.023E34 atoms.
  3. Loss of oxygen.
  4. Relative...mass. Sum of the masses of elements in a compound.
  5. When a more reactive element takes the place of a less reactive element.
  6. The process by which an ionic compound is broken down into its elements by using an electrical current.
  7. A substance that increases the rate of a reaction without being used up.
  8. ...of mass. Most important idea in chemistry.
  9. When an acid reacts with a base.
  10. Positive electrode.

20 Clues: Loss of oxygen. • Gain of oxygen. • Negative electrode. • Dissolved in water. • Positive electrode. • When an acid reacts with a base. • ...'s constant. Equal to 6.023E34 atoms. • Obtaining a metal from an ore or compound. • A measurement for the amount of a substance. • The amount of a substance in a given volume. • ...of mass. Most important idea in chemistry. • ...

chemistry crossword 2019-01-10

chemistry crossword crossword puzzle
Across
  1. substance-substance made of only one kind of matter
  2. number-number of protons in the nucleus of one atom of an element
  3. combination of pure substances: unlike a compound, the component of a mixture do not combine chemically and are not always in the same ratio
  4. change-change in the appearance or sate of a substance that does not change the composition
  5. charged particle in the nucleus of an atom
  6. mixture in which tiny particles of one substance are held within another, and the particles can be separated out
  7. invisible negatively charged particle that orbits the nucleus of an atom
  8. a pure substance that cannot be broken down into other substance
  9. mixture-heterogeneous mixture: mixture in which the different substances that make up the mixture are visible
  10. of state from solid to a gas or from a gas to solid
  11. of state from gas to a liquid
  12. combination of two or more elements in a specific ratio
  13. or become liquefied by heat.
  14. smallest part of an element that is representative of that element; a neutral particle made up of a nucleus containing protons and neutrons, and in which the number of electrons equals the number of protons
  15. process of turning from liquid into vapor.
  16. mixture in which tiny particles of one substance are held within another and particles cannot be separated out from the other substance
Down
  1. table- a table in which the elements are organized by their physical and chemical properties
  2. change- change that results when two or more substance react to create a different substance or substances
  3. anything that has mass and occupies space
  4. particle in the nucleus of an atom
  5. mixture;mixture of two or more pure substances that look like one substance
  6. that collects as droplets on a cold surface when humid air is in contact with it
  7. shell- orbit of electrons around the nucleus of an atom

23 Clues: or become liquefied by heat. • of state from gas to a liquid • particle in the nucleus of an atom • anything that has mass and occupies space • charged particle in the nucleus of an atom • process of turning from liquid into vapor. • substance-substance made of only one kind of matter • of state from solid to a gas or from a gas to solid • ...

chemistry 1 2019-03-18

chemistry 1 crossword puzzle
Across
  1. the smallest chemical components of an element
  2. an alpha hydroxy acid used in exfoliation and to lower the ph of products
  3. compounds that react with acids to form salts
  4. a change in the chemical composition or makeup of a substance
  5. chemical reactions that release a significant amount of heat
  6. colorless gas with a pungent odor that is composed of hydrogen and nitrogen
  7. sweet colorless oily substance used as a solvent and as a moisturizer in skin and body creams
  8. molecule containing two or more atoms of the same element in definite proportions
  9. having an affinity for or an attraction to fat or oils
  10. a solution that has a ph below seven
  11. an ion with a negative electrical charge
  12. an unstable physical mixture of two or more immiscible substances plus a special ingredient called an emulsifier
  13. an ion with a positive electrical charge
Down
  1. acids derived from plants that are often used to exfoliate the skin
  2. characteristics that can only be determined by a chemical change in a substance
  3. liquids that are not capable of being mixed together to for stable solutions
  4. a solution that has a ph above seven
  5. alkaline substances used to neutralize acids or raise the ph of many hair products
  6. an ingredient that brings two normally incompatible materials materials together and binds them into a uniform and fairly stable blend
  7. subatomic particals with a negative charge
  8. rapid oxidation of a substance accompanied by the production of heat and light
  9. the simplest form of chemical matter
  10. the study of substances that do not contain the element carbon but they may contain the element hydrogen
  11. a chemical combination of two or more atoms of different elements in different elements in definite proportions
  12. the separation of an atom or molecule into a positive or negative ions
  13. science that deals with the composition structures and properties of matter and how matter changes under different conditions
  14. an atom or molecule that carries an electrical charge

27 Clues: a solution that has a ph above seven • the simplest form of chemical matter • a solution that has a ph below seven • an ion with a negative electrical charge • an ion with a positive electrical charge • subatomic particals with a negative charge • compounds that react with acids to form salts • the smallest chemical components of an element • ...

chemistry 1 2019-03-18

chemistry 1 crossword puzzle
Across
  1. multiples of ten
  2. special type of oil used in hair conditioners water resistant lubricants for the skin and nail polish dryers
  3. the substance that dissolves the solute and makes it a solution
  4. the substance that is dissolved in a solution
  5. unstable physical mixtures of undissolved particles in a liquid
  6. a substance that adds hydrogen to a chemical compound or subtracts oxygen from the compound
  7. substance that releases oxygen
  8. compounds that contain carbon and evaporate easily
  9. alcohols that evaporate easily
  10. a stable physical mixture of two or more substances
  11. characteristics that can be determined without a chemical reaction and do not cause a chemical change in the substance
  12. subatomic particles with a positive charge
  13. a chemical reaction in which the oxidizing agent is reduced and the reducing agent is oxidized
  14. a physical combination of matter in any proportion
  15. any substance that occupies spaces spaces and has mass
  16. water droplets emulsified in oil
  17. the concentration of surface active agents
Down
  1. the measure of the acidity an alkalinity of a substance
  2. a chemical combination of two or more atoms in definite proportions
  3. a change in form of physical properties of a substance without a chemical reaction or the creation of a new substance
  4. a colorless liquid or white crystals with a strong unpleasant odor that is used in permanent waving solutions
  5. liquids that are mutually soluble meaning that they can be mixed together to form stable solutions
  6. oil droplets emulsified in water
  7. the study of substances that contain the element carbon
  8. the quantity of hydrogen ions
  9. a chemical combination of matter in definite proportions
  10. the three different physical forms of matter
  11. a chemical reaction that combines a substance with oxygen to produce an oxide
  12. subatomic particles with no charge

29 Clues: multiples of ten • the quantity of hydrogen ions • substance that releases oxygen • alcohols that evaporate easily • oil droplets emulsified in water • water droplets emulsified in oil • subatomic particles with no charge • subatomic particles with a positive charge • the concentration of surface active agents • the three different physical forms of matter • ...

chemistry 1 2019-03-18

chemistry 1 crossword puzzle
Across
  1. unstable physical mixtures of undissolved particles in a liquid
  2. a change in form of physical properties of a substance without a chemical reaction or the creation of a new substance
  3. substance that releases oxygen
  4. a chemical combination of two or more atoms in definite proportions
  5. a chemical reaction in which the oxidizing agent is reduced and the reducing agent is oxidized
  6. a chemical combination of matter in definite proportions
  7. a chemical reaction that combines a substance with oxygen to produce an oxide
  8. a physical combination of matter in any proportion
  9. a stable physical mixture of two or more substances
  10. characteristics that can be determined without a chemical reaction and do not cause a chemical change in the substance
  11. subatomic particles with a positive charge
  12. subatomic particles with no charge
  13. any substance that occupies spaces spaces and has mass
  14. the substance that dissolves the solute and makes it a solution
Down
  1. special type of oil used in hair conditioners water resistant lubricants for the skin and nail polish dryers
  2. the measure of the acidity an alkalinity of a substance
  3. the study of substances that contain the element carbon
  4. multiples of ten
  5. liquids that are mutually soluble meaning that they can be mixed together to form stable solutions
  6. a colorless liquid or white crystals with a strong unpleasant odor that is used in permanent waving solutions
  7. oil droplets emulsified in water
  8. the quantity of hydrogen ions
  9. alcohols that evaporate easily
  10. the concentration of surface active agents
  11. a substance that adds hydrogen to a chemical compound or subtracts oxygen from the compound
  12. the substance that is dissolved in a solution
  13. the three different physical forms of matter

27 Clues: multiples of ten • the quantity of hydrogen ions • substance that releases oxygen • alcohols that evaporate easily • oil droplets emulsified in water • subatomic particles with no charge • the concentration of surface active agents • subatomic particles with a positive charge • the three different physical forms of matter • the substance that is dissolved in a solution • ...

chemistry 2 2019-03-18

chemistry 2 crossword puzzle
Across
  1. multiples of ten
  2. a chemical reaction that combines a substance with oxygen to produce an oxide
  3. a substance that adds hydrogen to a chemical compound or subtracts oxygen from the compound
  4. the measure of the acidity an alkalinity of a substance
  5. a change in form of physical properties of a substance without a chemical reaction or the creation of a new substance
  6. liquids that are mutually soluble meaning that they can be mixed together to form stable solutions
  7. the three different physical forms of matter
  8. alcohols that evaporate easily
  9. the study of substances that contain the element carbon
  10. any substance that occupies spaces spaces and has mass
  11. a chemical reaction in which the oxidizing agent is reduced and the reducing agent is oxidized
  12. a chemical combination of matter in definite proportions
  13. unstable physical mixtures of undissolved particles in a liquid
Down
  1. the concentration of surface active agents
  2. the substance that dissolves the solute and makes it a solution
  3. substance that releases oxygen
  4. subatomic particles with a positive charge
  5. special type of oil used in hair conditioners water resistant lubricants for the skin and nail polish dryers
  6. a colorless liquid or white crystals with a strong unpleasant odor that is used in permanent waving solutions
  7. a physical combination of matter in any proportion
  8. a chemical combination of two or more atoms in definite proportions
  9. characteristics that can be determined without a chemical reaction and do not cause a chemical change in the substance
  10. a stable physical mixture of two or more substances
  11. the quantity of hydrogen ions
  12. the substance that is dissolved in a solution
  13. subatomic particles with no charge

26 Clues: multiples of ten • the quantity of hydrogen ions • substance that releases oxygen • alcohols that evaporate easily • subatomic particles with no charge • the concentration of surface active agents • subatomic particles with a positive charge • the three different physical forms of matter • the substance that is dissolved in a solution • ...

Webster - Chemistry 2019-10-17

Webster - Chemistry crossword puzzle
Across
  1. - a chemical substance present at the start of a process
  2. - Mixture that is the same all the way through
  3. - Formulated the periodic table
  4. - 2 substances added together to form a new substance
  5. - the tendency to float in water or other liquid
  6. - a change from one state (solid or liquid or gas) to another without a change in chemical composition
  7. - A property you can notice with your senses
  8. - process determined by substances' composition and structure
  9. - a process in which one substance permeates another
  10. - Basic unit of an element
  11. - a chemical substance formed as a result of a reaction
  12. - a particle with a negative electric charge
  13. - Substance that can't be broken down any further
Down
  1. - the property of an atom that causes it to have weight
  2. - consisting of elements not of the same kind or nature
  3. - Any property that becomes evident after a chemical reaction
  4. - a fourth state of matter distinct from solid, liquid or gas
  5. - Atoms bonded together
  6. - a particle that is electrically charged positive or negative
  7. - a homogeneous mixture of two or more substances

20 Clues: - Atoms bonded together • - Basic unit of an element • - Formulated the periodic table • - A property you can notice with your senses • - a particle with a negative electric charge • - Mixture that is the same all the way through • - the tendency to float in water or other liquid • - a homogeneous mixture of two or more substances • ...

Jillian-chemistry 2019-10-18

Jillian-chemistry crossword puzzle
Across
  1. amount of space an object takes up
  2. the building blocks of everything
  3. the ability to do work
  4. when multiple atoms combine
  5. a substance that is created from a chemical reaction
  6. of the same kind
  7. change of a gas to a liquid to a gas
  8. a property that is measurable and color able
  9. an atom that has become charged due to the loss or gain of electron
  10. what you started with
  11. what you get after a chemical reaction
  12. the mass of an atom or element
Down
  1. substance that does the dissolving in the solution
  2. anything that has mass and volume
  3. combination of atoms formed by a covalent bond
  4. the person who made the periodic table
  5. any material that react with an element
  6. a positively cared particle in the nucleus of an atom
  7. when a reaction turns into jelly or a solid
  8. base unit of an element

20 Clues: of the same kind • what you started with • the ability to do work • base unit of an element • when multiple atoms combine • the mass of an atom or element • anything that has mass and volume • the building blocks of everything • amount of space an object takes up • change of a gas to a liquid to a gas • the person who made the periodic table • ...

Chemistry Crossword 2019-11-09

Chemistry Crossword crossword puzzle
Across
  1. word that means 6
  2. chemical combination of two or more elements in a specific ratio
  3. a system which occurs in a given area
  4. word that means 3
  5. Substance made up of one type of matter
  6. word that means 4
  7. non-metal+non-metal
  8. metal+non-metal
  9. releases heat energy
  10. is the most abundant in the Periodic Table of Elements
  11. word that means 2
  12. made up of two or more substances combined together
  13. columns
Down
  1. most reactive metal
  2. absorbs heat energy
  3. a system which one or more products of a chemical reaction can escape
  4. ionized gas
  5. word that means 5
  6. cloudy mixture that can be separated
  7. most reactive non-metal
  8. rows
  9. formula Compound a combination of symbols that represent a compound and the amount
  10. Gases the most stable and unreactive
  11. cloudy mixture that cannot be separated
  12. word that means 1
  13. a new substance produced in a chemical reaction between reactants

26 Clues: rows • columns • ionized gas • metal+non-metal • word that means 6 • word that means 5 • word that means 3 • word that means 4 • word that means 1 • word that means 2 • most reactive metal • absorbs heat energy • non-metal+non-metal • releases heat energy • most reactive non-metal • cloudy mixture that can be separated • a system which occurs in a given area • Gases the most stable and unreactive • ...

Chemistry Crossword 2013-01-19

Chemistry Crossword crossword puzzle
Across
  1. / In the outside electron ring
  2. / The smallest discrete particle
  3. / A bond of opposite charged ions
  4. / Gas starts to form
  5. / More than one type of particle
  6. / A 2-D model
  7. / Harms plants and animals
Down
  1. / To Burn in air
  2. / Atoms sharing electrons
  3. / Shiny, hard and ductile
  4. / Charged atom or molecule
  5. / A organizing system
  6. / Negatively charged particle
  7. / Computer generated model
  8. / Centre of an atom
  9. / A horizontal row on the PT
  10. / A vertical column on the PT
  11. / Ability to dissolve in another
  12. / Has mass and takes up space
  13. / Positively charged particle

20 Clues: / A 2-D model • / To Burn in air • / Centre of an atom • / Gas starts to form • / A organizing system • / Atoms sharing electrons • / Shiny, hard and ductile • / Charged atom or molecule • / Computer generated model • / Harms plants and animals • / A horizontal row on the PT • / Negatively charged particle • / A vertical column on the PT • / Has mass and takes up space • ...

Cell Chemistry 2013-04-08

Cell Chemistry crossword puzzle
Across
  1. Work or operate in a proper or particular way.
  2. microscopic organism
  3. energy released from a substance during a chemical reaction
  4. A film two molecules thick
  5. A group of atoms bonded together
  6. energy is the energy produced or given off directly from the sun causing the growth of plants and the existence of most life forms.
  7. Dealing with one particular thing above all others.
  8. Any of a large group of compounds including sugars, starch, and cellulose
  9. thermal, electric, sound, chemical, radiant are all form of _______.
  10. The basic unit of a chemical element.
  11. person or thing that makes or causes something.
  12. series of metabolic processes by which living cells produce energy
  13. gas released by humans and taken in by plants
  14. changing of one energy type to another like
  15. An arrangement or organization of parts to form an organ, system, or living thing.
  16. process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water.
  17. speed up chemical reactions
  18. C6H12O6
  19. shaped like a sphere.
Down
  1. An individual animal, plant, or single-celled life form.
  2. state of physical balance.
  3. A chemical change, especially oxidation, accompanied by the production of heat and light.
  4. unicellular microorganism lacking organelles and an organized nucleus, can cause disease.
  5. process of becoming smaller.
  6. Reproduction occurring without the sexual union of male and female gametes.
  7. a process in which one or more substances are changed into others
  8. unicellular microorganisms lacking organelles and an organized nucleus, including some that can cause disease.
  9. energy that exists in the absence of matter.
  10. become combined into a liquid so as to form a solution.
  11. specialized structures within a living cell.
  12. Synthesize sugars or other substances.
  13. process or action by which neutrons are absorbed by the nucleus.
  14. line that marks the limits of an area
  15. put into a system or expended in its operation to achieve output or a result
  16. Control or maintain the rate or speed
  17. power which may be translated into motion
  18. Adenosine triphosphate.
  19. Any of the group of a long chain of hydrocarbon derived from the breakdown of fats
  20. formed when two or more elements combine chemically

39 Clues: C6H12O6 • microscopic organism • shaped like a sphere. • Adenosine triphosphate. • state of physical balance. • A film two molecules thick • speed up chemical reactions • process of becoming smaller. • A group of atoms bonded together • The basic unit of a chemical element. • line that marks the limits of an area • Control or maintain the rate or speed • ...

chemistry crossword 2012-07-10

chemistry crossword crossword puzzle
Across
  1. what is the atomic number for berryllium
  2. Zn
  3. Br
  4. what is the atomic number of nitrogen
  5. what is the atomic number for hydrogen
  6. atomic number for fluorine
  7. calcium
  8. what is the atomic number of magnesium
  9. dy
  10. sn
  11. K
  12. what is the atomic number for boron
Down
  1. name the element that has a atomic number of 53
  2. p
  3. B
  4. what parts of the atoms are mobile
  5. what is the atomic number of lithium
  6. name the element that has a atomic number of 34
  7. what was the name of jj thompsons model
  8. atomic number of helium
  9. Al
  10. S

22 Clues: p • B • K • S • Zn • Br • dy • sn • Al • calcium • atomic number of helium • atomic number for fluorine • what parts of the atoms are mobile • what is the atomic number for boron • what is the atomic number of lithium • what is the atomic number of nitrogen • what is the atomic number for hydrogen • what is the atomic number of magnesium • what was the name of jj thompsons model • ...

Chemistry Crossword 2012-06-09

Chemistry Crossword crossword puzzle
Across
  1. Bromide the chemical name for LiBr
  2. electrons outer electrons
  3. Oxide the chemical name for BaO
  4. The Group 2 elements, the most reactive group on the periodic table
  5. a compound that separates into ions when it dissolves in water, producing a solution that conducts electricity
  6. a solid formed from the reaction of two solutions
  7. rapid reaction of a substance with oxygen to produce oxides
  8. Bond The attraction that holds oppositely charged ions together in a compound
  9. molecule a molecule consisting of only two atoms of either the same or different elements
  10. Ion an ion made up of more than one atom that acts as a single particle
  11. Property a description of a substance that does not involve forming a new substance (colour, texture and density)
  12. a chemical that is produced during a chemical reaction
  13. Property A characteristic behavior that occurs when the substance changes into something new
  14. Metal The Group 1 Elements
  15. ions that have negative charges
  16. for molecular compounds what's the prefix for 4
Down
  1. Earth Metals The Group 2 Elements
  2. acid the chemical name for HCI
  3. (II) Oxide the chemical name for PbO
  4. a chemical, present at the start of a chemical reaction, that is used up during the reaction
  5. Oxide the chemical name for BeO
  6. a particle in which atoms are joined by covalent bonds
  7. Compound a pure substance formed from two or more non-metals
  8. Neither acidic or basic; with a pH of 7
  9. ions with a positive charge
  10. Gases The Group 18 elements

26 Clues: electrons outer electrons • Metal The Group 1 Elements • ions with a positive charge • Gases The Group 18 elements • acid the chemical name for HCI • Oxide the chemical name for BaO • Oxide the chemical name for BeO • ions that have negative charges • Earth Metals The Group 2 Elements • Bromide the chemical name for LiBr • (II) Oxide the chemical name for PbO • ...

Chemistry Crossword 2012-06-09

Chemistry Crossword crossword puzzle
Across
  1. Metal The Group 1 Elements
  2. The Group 2 elements, the most reactive group on the periodic table
  3. Bromide the chemical name for LiBr
  4. Earth Metals The Group 2 Elements
  5. a solid formed from the reaction of two solutions
  6. acid the chemical name for HCI
  7. a particle in which atoms are joined by covalent bonds
  8. (II) Oxide the chemical name for PbO
  9. rapid reaction of a substance with oxygen to produce oxides
  10. a chemical, present at the start of a chemical reaction, that is used up during the reaction
  11. molecule a molecule consisting of only two atoms of either the same or different elements
  12. ions that have negative charges
Down
  1. for molecular compounds what's the prefix for 4
  2. Gases The Group 18 elements
  3. Oxide the chemical name for BaO
  4. Compound a pure substance formed from two or more non-metals
  5. Ion an ion made up of more than one atom that acts as a single particle
  6. Neither acidic or basic; with a pH of 7
  7. electrons outer electrons
  8. a compound that separates into ions when it dissolves in water, producing a solution that conducts electricity
  9. Oxide the chemical name for BeO
  10. a chemical that is produced during a chemical reaction
  11. Property a description of a substance that does not involve forming a new substance (colour, texture and density)
  12. Property A characteristic behavior that occurs when the substance changes into something new
  13. ions with a positive charge
  14. Bond The attraction that holds oppositely charged ions together in a compound

26 Clues: electrons outer electrons • Metal The Group 1 Elements • Gases The Group 18 elements • ions with a positive charge • acid the chemical name for HCI • Oxide the chemical name for BaO • Oxide the chemical name for BeO • ions that have negative charges • Earth Metals The Group 2 Elements • Bromide the chemical name for LiBr • (II) Oxide the chemical name for PbO • ...

Chemistry Crossword 2013-06-03

Chemistry Crossword crossword puzzle
Across
  1. The colour with the longest wavelength
  2. A base that produces few hydroxide ions when dissolved in water (2 words)
  3. The most common isotope of this element is 238
  4. The only two letters to not officially appear on the periodic table (Alphabetically)
  5. All intermolecular bonds are caused by ___ ___ ___ forces (3 words)
  6. The nuclear reaction that takes place in the sun’s core
  7. The maximum amount of solute that can be dissolved into a solvent at a given temperature
  8. The smallest length, theoretically (2 words)
  9. Many computer chips are made from this element
  10. This metal is used in pipes and wires
Down
  1. This element is the most conductive metal, but comes at a price
  2. The nucleus of this element is released during alpha decay
  3. A common name for Calcium Carbonate
  4. An acid that ionizes slightly in a solution (2 words)
  5. The densest liquid element
  6. This type of electromagnetic radiation is used for telecommunications around the world
  7. This type of spin is an angular momentum carried by electrons (2 words)
  8. This type of alcohol is commonly consumed
  9. The lowest theoretical temperature (2 words)
  10. The final part of the standard model to be discovered (2 words)
  11. A solid solution of two or more metals
  12. This subatomic particle is released during beta decay
  13. This element is added to table salt for its health benefits
  14. The term used to describe a complete valence shell

24 Clues: The densest liquid element • A common name for Calcium Carbonate • This metal is used in pipes and wires • The colour with the longest wavelength • A solid solution of two or more metals • This type of alcohol is commonly consumed • The lowest theoretical temperature (2 words) • The smallest length, theoretically (2 words) • The most common isotope of this element is 238 • ...

Chemistry Review 2013-05-23

Chemistry Review crossword puzzle
Across
  1. unit of measure for volume
  2. the gaining of electrons in a reaction
  3. H, N, O, Cl, I, Br, and F all have this in common
  4. measure the average kinetic energy
  5. if HCl is an acid, Cl is its ___________
  6. ionic compounds _______ electrons
  7. when electrons are equally distributed around a molecule
  8. the mass of one mole of any element
  9. metals that lose one electron
  10. unshared electrons in Lewis dot structures
  11. water has a pH of __________
  12. the point in a reaction where all atoms are combined
  13. formed when nonmetals gain electron
  14. a compound that dissolves in water
  15. the compound in a reaction that prevents more product from being made
  16. The shape of carbon dioxide
  17. the name of SO
  18. elements with 2 valence electrons
  19. a reaction that absorbs energy
  20. slows down a chemical reaction
  21. the loss of electrons in a reactions
Down
  1. bases turn litmus paper ________
  2. these have a -1 oxidation state
  3. A + B  AB
  4. a substance dissolved in water
  5. energy of motion
  6. covalent prefix for 6
  7. the oxidation number of nitrogen in nitrate
  8. the number of bonds in a molecule of oxygen
  9. the oxidation number of carbon in cyanide
  10. two or more elements chemically combined
  11. _______ accept protons
  12. AB --> A + B
  13. the shape of carbon tetrachloride
  14. the most reduced formula for a compound
  15. the overall energy change in a reaction
  16. ionic compounds have a(n) ___________ charge
  17. formed when a reaction produces an insoluble compound
  18. using a more reactive metal to protect another metal
  19. _________ donate protons
  20. used to determine if single replacement reactions take place
  21. coating nickel with a layer of zinc
  22. compounds that dissociate in water and conduct electricity
  23. the oxidation number of chromium in dichromate
  24. speeds up a chemical reaction
  25. this measure the hydrogen ion concentration
  26. a reaction that has a negative enthalpy
  27. elements that do not react with anything
  28. transition metals require this when naming
  29. these compounds create a sea of electrons
  30. acids taste _____
  31. formed when metals lose electrons
  32. This has a definite volume or shape
  33. __________ acids completely dissociate in water
  34. covalent compounds ______ electrons

55 Clues: A + B  AB • AB --> A + B • the name of SO • energy of motion • acids taste _____ • covalent prefix for 6 • _______ accept protons • _________ donate protons • unit of measure for volume • The shape of carbon dioxide • water has a pH of __________ • metals that lose one electron • speeds up a chemical reaction • a substance dissolved in water • a reaction that absorbs energy • ...

Chemistry Crossword 2013-07-09

Chemistry Crossword crossword puzzle
Across
  1. A good conductor of both electricity and heat and is an element or compound.
  2. A product of mixing.
  3. Lots of the same molecules joined or bonded together.
  4. The substances you end with in a chemical reaction.
  5. The function of something.
  6. A set of symbols that show the elements of a chemical compound.
  7. Something that increases the rate of a chemical reaction.
  8. The substances you start with in a chemical reaction.
  9. The act or process of generalising.
  10. A substance that can’t be broken down into other substances.
  11. An element that doesn’t have the physical and chemical properties that a metal usually has.
  12. The process of burning something.
  13. table A table that has chemical elements arranged in order of atomic number.
Down
  1. When a substance combines with other substances and goes through a change or transformation.
  2. When a complex molecule breaks down to make simpler ones.
  3. The area of the outside of an object.
  4. A law that means matter can’t be created or destroyed.
  5. The most basic unit of a chemical element that holds all the properties of that element.
  6. It expands freely to fill any space available and is an air like fluid substance.
  7. Something that lowers the activation energy in a reaction.
  8. It is not a liquid or gas and is firm and stable in shape.
  9. A conventional, printed or written figure used to represent something.
  10. It flows freely but has a constant volume.

23 Clues: A product of mixing. • The function of something. • The process of burning something. • The act or process of generalising. • The area of the outside of an object. • It flows freely but has a constant volume. • The substances you end with in a chemical reaction. • Lots of the same molecules joined or bonded together. • The substances you start with in a chemical reaction. • ...

chemistry vocab 2013-10-10

chemistry vocab crossword puzzle
Across
  1. any element in group 2 of the periodic table
  2. any of the set of metallic elements in groups 4-12 of the periodic table
  3. samples of a pure compound always contain the same elements
  4. molecules composed only of two metals
  5. a table of chemical elements arranged in order of atomic number
  6. a positively charged elementary that is a fundamental constituent of all atomic nuclei
  7. a positively charged ion
  8. any of the gases in group O (18) of the periodic table
Down
  1. any of the elements in group ia 1 of the periodic table
  2. theory that matter consists of of invisible particles called atoms
  3. the number of positive charges of protons in the nucleus of an atom of a given element
  4. an atom or molecule with a net electric charge due to the loss or gain of one or more electrons
  5. an ionic species having a negative charge
  6. a representation of a substance using symbols for its constituent elements
  7. an element whose properties are intermediate between metals and solid non metals
  8. any of two or more forms of a chemical element
  9. an ionic bond is a chemical link between two atoms caused by an electrostatic force
  10. the integer number nearest in value to the atomic weight of an atom and equal to the number of nucleons
  11. an elementary particle that is a fundamental constituent of matter
  12. element in group 17 of the periodic table
  13. a fundamental group of atoms in a molecule serving as a base

21 Clues: a positively charged ion • molecules composed only of two metals • an ionic species having a negative charge • element in group 17 of the periodic table • any element in group 2 of the periodic table • any of two or more forms of a chemical element • any of the gases in group O (18) of the periodic table • any of the elements in group ia 1 of the periodic table • ...

Chemistry Project 2013-10-20

Chemistry Project crossword puzzle
Across
  1. Xe
  2. A substance which can't be further divided into simpler substances like chemical methods.
  3. Source of life.
  4. Rain which has been made more acidic than normal.
  5. Toxic metal that can cause learning difficulties in children.
  6. When liquid changes to gas.
  7. A type of chemical reaction where a compound breaks down into simpler substances.
  8. A substance formed by the chemical combination of two or more elements in fixed proportions.
  9. Composes 21% of the atmosphere.
  10. Type of rock that cover three - quarters of the land surface.
  11. A state of matter that has a definite shape.
  12. A common natural gas that is contain in your fart.
  13. Paper ________ was used to separate solutions of coloured substance.
  14. A chemical reaction in which a compound is made from its elements.
  15. U.
  16. Natural cycle by which rocks are possibly changed into another type of rock by conditions of temperature and pressure.
  17. The system by which nitrogen and its compound are interchanged.
  18. It is form from the buried remains of plants and animals.
  19. Composes 0.04% of the atmosphere.
  20. Seawater is made drinkable by ________.
  21. Most reactive group of non-metals.
  22. A process in which heat energy is produced and released to the surrounding.
  23. Type of rock form by heat and pressure changing existing rocks.
  24. A class of chemical element which have a characteristic shiny appearance and are good conductors of heat and electricity.
  25. A vertical column of the periodic table containing elements with similar properties.
  26. Sources of energy and other resources which cannot run out.
  27. The separation of a solid from a liquid, using a fine filter paper which does not allow the solid to pass through.
  28. The solid substance that has dissolve in liquid to form a solution.
  29. Substance that can be used as a source of energy.
  30. First element in the periodic table.
Down
  1. Atom of the same element which have different numbers of neutrons in their nuclei.
  2. Changes of physical state from liquid to solid.
  3. Separating a liquid from a solution.
  4. A from of calcium carbonate (CaCO3)
  5. Materials we get from the environment to meet our needs.
  6. _________ is the process in which plants take in C02 and convert it to sugar.
  7. Creator of the periodic table.
  8. A word used to describe the property that metals that can be drawn out and stretched into wires.
  9. Type of rock form by solidification of melted minerals.
  10. Mixtures of elements design to have the properties useful for a particular purpose.
  11. Changes of physical state from solid to liquid.
  12. Anything which occupies space and has mass.
  13. The system by which carbon and its compounds in the air ocean and rocks are interchanged.
  14. A class of chemical element that are typically poor conductors of heat and electricity.
  15. Zr.
  16. Harmful effect of human activity and waste.
  17. Sources of energy that cannot be replaced.
  18. The system by which water circulates around the earth.
  19. A direct change of state from solid to gas or gas to solid.
  20. H20
  21. Water is a type of this state of matter.
  22. The ________ is measured by a thermometer.
  23. Liquéfaction.
  24. P.
  25. A subatomic particle that is located in energy levels outside the nucleus.
  26. Substance which increases the rate of a chemical reaction.
  27. NH3
  28. A state of matter that doesn't have a fix volume.
  29. A horizontal row of the periodic table.
  30. A word used to describe the property that metals can be bend and beaten into sheets.
  31. Semi-metal.
  32. The liquid that dissolves the solid solute to form a solution.
  33. Our favorite food ;)

63 Clues: Xe • U. • P. • Zr. • H20 • NH3 • Semi-metal. • Liquéfaction. • Source of life. • Our favorite food ;) • When liquid changes to gas. • Creator of the periodic table. • Composes 21% of the atmosphere. • Composes 0.04% of the atmosphere. • Most reactive group of non-metals. • A from of calcium carbonate (CaCO3) • Separating a liquid from a solution. • First element in the periodic table. • ...

Chemistry Revision 2013-11-04

Chemistry Revision crossword puzzle
Across
  1. atoms of the same element that have different numbers of neutrons
  2. Nobel gas in period 2 of periodic table
  3. the three dimensional shape of methane
  4. CaO is an example of this type of compound
  5. particle with a neutral charge(0) found in the nucleus of an atom
  6. where the electrons are in the shells of an atom.
  7. anything that is inside an atom (eg proton, neutron, electron)
  8. elements with the same number of electrons in their outer shell belong to the same______
  9. particle with a negative (-) charge found orbiting the nucleus of an atom
  10. a common element found in many organic molecules with carbon and hydrogen
  11. middle of an atom
  12. the cation in sodium carbonate
  13. particle with a positive (+) charge found in the nucleus of an atom
  14. path an electron moves in around the nucleus of an atom
  15. an atom that has gained or lost some electrons.
Down
  1. atoms of the same type, they have the same number of protons. For example, all hydrogen atoms have 1 proton, all carbon atoms have 6 protons. Hydrogen and carbon are different elements
  2. the three dimensional shape of NH3
  3. different compounds with the same formula
  4. the electron configuration of this element is 2,8,2
  5. bonding where electrons are shared
  6. the number of electrons sulfur needs to get a full outer shell
  7. smallest particle that something can be broken down into
  8. C2H2n+2
  9. element number three
  10. the scientist who discovered that atoms had a positive nucleus and electrons orbited outside the nucleus
  11. will not bond with another atom
  12. the space that an electron is found in an atom. Different shells have different energy levels. Shell names are K, L, M ,N
  13. a negative ion
  14. methanol is an example
  15. an ion that has lost one or more electrons
  16. number of bonds carbon forms

31 Clues: C2H2n+2 • a negative ion • middle of an atom • element number three • methanol is an example • number of bonds carbon forms • the cation in sodium carbonate • will not bond with another atom • the three dimensional shape of NH3 • bonding where electrons are shared • the three dimensional shape of methane • Nobel gas in period 2 of periodic table • ...

Chemistry Crossword 2013-11-06

Chemistry Crossword crossword puzzle
Across
  1. in a cathode ray tube it is the negative part.
  2. central part of an atom.
  3. process/reaction where release of heat exist. Moves from high to low energy level.
  4. in cathode ray tube it is the positive part.
  5. substance that dissolves.
  6. substance that is being dissolve.
  7. known as the common solvent.
  8. consist of 2 or more element and are chemically combined
  9. exerted force per unit area.
  10. ability of a solution to dissolve a solute in a solvent at particular temperature.
  11. basic unit of matter
  12. negatively charged element.
  13. cannot be broken down into simpler forms unlike compound.
  14. number of moles of a substance in a solution for each mole.
  15. one of the four state of matter that has definte shape, mass and volume.
Down
  1. positively charged element.
  2. a branch of science that deals with the composition, properties and behavior of matter
  3. it is a heterogeneous mixture which contains dispersed particle and dispersing medium.
  4. anything that occupies space and has mass and volume.
  5. amount of substance in C-12 atom which is equal to 6.02x1023
  6. reacts with metals to form hydrogen gas. Turns blue litmus paper to red.
  7. negatively charged particle discovered by Joseph John Thompson.
  8. process/reaction where absorbing of heat exist. Moves from low to high energy level.
  9. neutralizes acids to form salt. Turns red to blue litmus paper.
  10. zero charged particle discovered by James Chadwick.
  11. used unit in telling temperature. Represented by a capital K
  12. positively charged particle discovered by Eugene Goldstein.
  13. people that transform materials into gold
  14. these are the charged elements.
  15. has indefinite shape and changes shape depends on the container

30 Clues: basic unit of matter • central part of an atom. • substance that dissolves. • positively charged element. • negatively charged element. • known as the common solvent. • exerted force per unit area. • these are the charged elements. • substance that is being dissolve. • people that transform materials into gold • in cathode ray tube it is the positive part. • ...

Chemistry Teminologies 2013-10-25

Chemistry Teminologies crossword puzzle
Across
  1. - the part of the solution that is mixed into the solvent
  2. - mixture of evenly dispersed substances, such as many milks
  3. - a neutral unit or subatomic particle that has no net charge
  4. - negatively charge ions
  5. - an element which is not metallic
  6. a charged particle, either negatively or positively.
  7. - homogeneous mixture made up of multiple substances. It is made up of solutes and solvents.
  8. salt dissolved in water
  9. - a chemical element in its smallest form, and is made up of neutrons and protons within the nucleus and electrons circling the nucleus
  10. - the phase change from gas to liquid
  11. - a positive unit or subatomic particle that has a positive charge
  12. - phase transition from liquid to solid
  13. average kinetic energy of matter
  14. chemistry - a part of chemistry concerned with ORGANIC compounds
  15. - abbreviated mol - a measurement of an amount of substance; a single mole contains approximately 6.022×1023 units or entities.
  16. - positively charged ion
  17. - a compound that, when dissolved in water, gives a pH of less than 7.0 or a compound that donates a hydrogen ion
  18. _ _ _ _ _ _ _ effect the effect of light scattering by colloidal (mixture where one substance is dispersed evenly through another) or suspended particles
  19. - the centre of an atom made up of neutrons and protons, with a net positive charge
  20. gases - group 18 elements, those whose outer electron shell is filled. Composed of gases.
Down
  1. - the part of the solution that dissolves the solute
  2. - A substance possessing BOTH the properties of metals and non-metals.
  3. - a special compound added to solution that changes color depending on the acidity of the solution. Example: Litmus Paper
  4. - A system's ability to do work
  5. a chemical which is indivisible and is in its simplest form. Used to form compounds.
  6. point - the temperature in which the substance starts to boil
  7. - the chemistry of and chemical composition of the Earth
  8. - H2O - a chemical substance, a major part of cells and Earth, and covalently bonded
  9. - a phase of matter which is usually colorless and has the farthest distance of atoms.
  10. - energy transferred from one system to another by THERMAL interaction
  11. - a substance that is made up of two or more chemically bonded elements
  12. - a chemically bonded number of atoms that are electrically neutral
  13. - a subatomic particle with a net charge that is negative
  14. number - is the number of particles in a mole of a substance ( 6.02x10^23 )
  15. - energy in the form of waves or subatomic particles when there is a change from high energy to low energy states
  16. - Chemical element that is a good conductor of both electricity and heat and forms cations and ionic bonds with non-metals.

36 Clues: salt dissolved in water • - negatively charge ions • - positively charged ion • - A system's ability to do work • average kinetic energy of matter • - an element which is not metallic • - the phase change from gas to liquid • - phase transition from liquid to solid • - the part of the solution that dissolves the solute • a charged particle, either negatively or positively. • ...

Chemistry Review 2013-11-01

Chemistry Review crossword puzzle
Across
  1. Divide, Multiple, and Add include a unit.
  2. Two or more atoms cavalently bound together.
  3. J.J Thomson discovered the
  4. Electrons fill the lowest energy orbitals first.
  5. An atom or group of atoms that has a charge.
  6. Formed when atom loses electrons.
  7. Atoms that have the same number of protons but different numbers of neutrons.
Down
  1. Some compounds trap water crystals when they form.
  2. Early Greek Scholar-was the first to suggest the existence of atoms.
  3. Atoms of different elements can mix together to form
  4. Two of the same atom bound together.
  5. Opposite charges
  6. Formed when atom gains electron.
  7. Elements are represented by
  8. blocks Matter that makes up everyday objects.
  9. All matter is composed of tiny indivisible particles.
  10. Compounds are represented by
  11. Indicates the highest energy level.
  12. Covalent Compounds are between 2
  13. In Rutherford's atomic model the protons and neutrons are located in the

20 Clues: Opposite charges • J.J Thomson discovered the • Elements are represented by • Compounds are represented by • Formed when atom gains electron. • Covalent Compounds are between 2 • Formed when atom loses electrons. • Indicates the highest energy level. • Two of the same atom bound together. • Divide, Multiple, and Add include a unit. • Two or more atoms cavalently bound together. • ...

CROSSWORD CHEMISTRY 2013-11-02

CROSSWORD CHEMISTRY crossword puzzle
Across
  1. - any substance that is being studied
  2. - study if carbon containing compound
  3. - a Filipino chemist who researched about the phytochemical properties of plants
  4. a container of boiling liquid measure
  5. - study of matter
  6. - have definite number of atoms and they are chemically combined
  7. - average kinetic energy of the gas particle
  8. - substance that tells us that it is an acid or a base due to color change
  9. - central part of the atom
  10. - semi-conductors
  11. - basic unit of matter
  12. jar - used for covering and storing volatile chemicals
  13. - formulated the law of octaves
Down
  1. - discovered the zero charged particle
  2. - packets of energy
  3. - charged elements
  4. - neutralizes acid to form a salt
  5. - anything that occupies space and has mass
  6. - number of moles of a substance in a solution for each mole
  7. - branch of chemistry which subatomic particles involved in nuclear reactions and their application
  8. - tentative explanation to a problem
  9. - laboratory apparatus which uses for whirling fluids rapidly
  10. - formulated the Uncertainty Principle
  11. - sticks to the surface of the colloidal system
  12. - force exerted by gas molecules in a given area
  13. - contains the dispersed particle and dispersing particle
  14. - fundamental quantity for the unit: mater
  15. - a good conductor of heat and electricity
  16. - scattering of light through a colloidal system
  17. - x-ray crystallography
  18. - types of hypothesis wherein the statements is in negative form

31 Clues: - study of matter • - semi-conductors • - x-ray crystallography • - packets of energy • - charged elements • - tentative explanation to a problem • - study if carbon containing compound • - central part of the atom • - basic unit of matter • - formulated the law of octaves • - neutralizes acid to form a salt • ...

Chemistry Project 2013-10-27

Chemistry Project crossword puzzle
Across
  1. a substance formed by the chemical combustion of two or more elements in fixed proportion.
  2. the natural cycle by which rocks are pushed upwards, then eroded, transported, deposited, and possibly changed into another type of rock by conditions of temperature and pressure – these rocks may then be uplifted to enter a new cycle.
  3. a regular three-dimensional arrangement of atoms, molecules or ions in a crystalline solid.
  4. a subatomic particle with negligible mass and a charge of – 1.
  5. a process occurring at the surface of a liquid, involving the change of state from a liquid into a vapor at a temperature below the boiling point.
  6. term that describes a liquid, which evaporates easily; it is a liquid with a low boiling point having only weak intermolecular forces between the molecules in the liquid.
  7. the temperature at which a liquid boils, when the pressure of the gas created above the liquid equals atmospheric pressure.
  8. a chemical reaction in which a substance reacts with oxygen – the reaction is exothermic.
  9. a chemical reaction in which a compound is made from its elements.
  10. a form of local atmospheric pollution found in large cities in which several gases react with each other to produce harmful products.
  11. a substance that can be used as a source of energy, usually by burning.
  12. term that describes a solute that dissolves in a particular solvent.
  13. the solid substance that has dissolved in a liquid to form a solution.
  14. a molecule containing two atoms.
  15. the liquid that dissolves the solid substance to form a solution.
  16. the change of a vapor or a gas into liquid; during this process heat is given out to the surroundings.
  17. a condition under which gas bubbles are able to form within a liquid – gas molecules escape from the body of a liquid, not just from its surface.
  18. a substance, which cannot be further, divided into simpler substances by chemical methods; all the atoms of this substance contain the same number of protons.
  19. the central, densest part of the Earth composed mainly of iron and nickel; the outer core is molten and surrounds the solid, inner core, which exists at very high temperature and pressure.
  20. atoms of the same elements, which have different numbers of neutrons in their nuclei: they differ in their mass (nucleon) numbers.
  21. is the smallest particle of an element that can take part in a chemical reaction.
  22. the process of forming crystals from a saturated solution.
  23. rain which has been made more acidic than normal by the presence of dissolved pollutants such as sulfur dioxide and nitrogen oxides.
  24. a gas or a liquid, they are able to flow.
  25. a subatomic particle with a relative mass of 1 and a charge of +1 found in the nucleus of all atoms.
Down
  1. anything which occupies space and has mass.
  2. the harmful effects on the air, water and soil of human activity and waste.
  3. the chemical reaction (a combustion reaction) by which biological cells release the energy stored in glucose for the use by the cell or the body; the reaction is exothermic and produces carbon dioxide and water as the chemical by-products.
  4. materials we get from the environment to meet our needs.
  5. formed when a substance dissolves into another substance.
  6. mixtures of elements (usually metals) designed to have the properties useful for a particular purpose.
  7. the direct change of state from solid to gas or gas to solid: the liquid phase is bypassed.
  8. the temperature at which a solid turns into a liquid – it has the same value as the freezing point.
  9. the result of paper chromatography run, showing where the spots of the samples have moved to.
  10. a mixture containing small particles of an insoluble solid, or droplets of an insoluble liquid, spread (suspended) throughout a liquid.
  11. the process in by which solid different fluids mix as a result of the random motions of their particles.
  12. element, which shows some of the properties of metals and some of Non – metals; for example, boron and silicon.
  13. the system by which water circulates around the Earth, involving various changes of state in the process; the driving force behind the water cycle is energy from the Sun.
  14. a type of chemical reaction where a compound breaks down into simpler substances.
  15. a device for converting polluting exhaust gases from cars into less dangerous emissions.
  16. the chemical process by which plants synthesize glucose from atmospheric carbon dioxide and water: the energy required for the process is captured from sunlight by chlorophyll molecules in the green leaves of the plant.
  17. fuels such as coal, oil and natural gas, formed underground over geological periods of time from the remains of plants and animals.
  18. a technique employed for the separation of mixtures of dissolved substances, which was originally used to separate colored dyes.
  19. elements in Group 7 of the Periodic Table – generally the most reactive group of non – metals.
  20. the system by which nitrogen and its compounds, both in the air and in the soil, are interchanged.
  21. the combining power of an atom or group of atoms.
  22. the process of boiling a liquid and then condensing the vapor produced back into the liquid: used to purify liquids and to separate liquids from solutions.
  23. the solid, outermost, layer of the Earth; it is not continuous, but subdivided into plates of continental or oceanic layers.
  24. charged particles made from an atom, or groups of atoms, by the loss or gain of electrons.
  25. a black, solid fuel formed underground over geological periods of time by conditions of high pressure and temperature acting on decayed vegetation.

50 Clues: a molecule containing two atoms. • a gas or a liquid, they are able to flow. • anything which occupies space and has mass. • the combining power of an atom or group of atoms. • materials we get from the environment to meet our needs. • formed when a substance dissolves into another substance. • the process of forming crystals from a saturated solution. • ...

Applied Chemistry 2013-12-01

Applied Chemistry crossword puzzle
Across
  1. do this with plastics numbered 1, 2, 3, and 5
  2. material that can eat through metal and flesh
  3. water-loving
  4. material that causes immediate toxic effects
  5. system for identifying hazards that uses pictograms to communicate risk
  6. literal translation is "against life"
  7. identified by a number inside of a triangle of arrows
  8. also called "whooping cough"
  9. also called "lockjaw"
  10. one of the bacterial parts that antibiotics work against
  11. water that has been in contact with waste material
Down
  1. material that primes the immune system to attack pathogens
  2. material that causes harm over long-term exposure
  3. water-fearing
  4. material that helps things burn
  5. an infection that causes swelling of the salivary glands
  6. microbes that are no longer sensitive to antibiotics
  7. common household material that can be used as a scouring agent
  8. acronym that outlines ways to minimize hazardous household waste
  9. one of the bacterial parts that antibiotics work against
  10. a disease that has been wiped-out because of vaccination
  11. made from a base and fats boiled together

22 Clues: water-loving • water-fearing • also called "lockjaw" • also called "whooping cough" • material that helps things burn • literal translation is "against life" • made from a base and fats boiled together • material that causes immediate toxic effects • do this with plastics numbered 1, 2, 3, and 5 • material that can eat through metal and flesh • ...

Chemistry Crossword 2014-01-09

Chemistry Crossword crossword puzzle
Across
  1. / the quantity of matter present in an object.
  2. System / used in the Industrialized world.
  3. system / metric system used in the United States
  4. Notation / Expresses a number as a product of a number between 1 and 10 and the appropriate power of 10
  5. / a volume of 1 cm cube.
  6. Scale / the unit of temperature
  7. Scale / C degrees
  8. / The mass of a substance per a given volume of that substances
  9. Figures / the certain digits and the first uncertain digits of a measurements
  10. / metric system and units derived from the metric system
  11. / The part of the measurement telling us the scale being used
  12. Gravity / the ration of the density of given liquid to the density of water at 4 degrees C
  13. Analysis/ the process of using conversion factor to change one unit to another.
  14. / A small cube represents a volume of 1 dm cube.
Down
  1. Scale / F degrees
  2. Off / Reduce it to fewer digits
  3. / Quantitative Observation
  4. Factor / a ration used to convert one unit to another
  5. Statement / Exactly the same distance
  6. / the fundamental unit
  7. / the amount of three- dimensional occupied by a substance

21 Clues: Scale / F degrees • Scale / C degrees • / the fundamental unit • / a volume of 1 cm cube. • / Quantitative Observation • Off / Reduce it to fewer digits • Scale / the unit of temperature • Statement / Exactly the same distance • System / used in the Industrialized world. • / the quantity of matter present in an object. • system / metric system used in the United States • ...

Chemistry Crossword 2014-01-26

Chemistry Crossword crossword puzzle
Across
  1. C. Usually has dioxide at the end
  2. Ca. You get it from milk
  3. H. Another name for water
  4. Cl. Used in swimming pools
  5. Na. ______ Chloride is another name for salt
  6. Ti. Many people believe that it is bulletproof but it is not
  7. Cr. Its sounds like a metal that is like a mirror
  8. K. Sounds like it comes from potatoes
  9. F. Used in toothpaste
  10. He. Sometimes used in balloons
  11. Si. Sounds like stupid 3D triangle
  12. B. Sounds like a very important person
  13. Al. It is used to make tin cans
  14. N. Make cars go really fast and have flames out exhaust
Down
  1. S. Its smells really bad
  2. Ar. Sounds like Argos
  3. Be. Sounds like a kind of fruit
  4. Li. Can be found in some batteries
  5. Mn. Sounds like mandarin
  6. Mg. It burns a very bright light
  7. P. Sounds like philosopher
  8. Sc. Sounds like its from Scandinavia
  9. Ne. A florescent kind of light
  10. V. Sounds like Vandalize
  11. O. What our bodies need for the gas exchange

25 Clues: Ar. Sounds like Argos • F. Used in toothpaste • S. Its smells really bad • Ca. You get it from milk • Mn. Sounds like mandarin • V. Sounds like Vandalize • H. Another name for water • Cl. Used in swimming pools • P. Sounds like philosopher • Ne. A florescent kind of light • He. Sometimes used in balloons • Be. Sounds like a kind of fruit • Al. It is used to make tin cans • ...

Organic Chemistry 2014-01-26

Organic Chemistry crossword puzzle
Across
  1. Water has one of these atoms
  2. Complex sugars often stored in root cellars and roots.
  3. What molecules are made of
  4. Tiny ocean plants
  5. Popeye’s girlfriend is one, so is butter
  6. Monosaccharide found in fruit
  7. Periodic square fillers
  8. Sulfuric_______, dehydrates sugar
  9. __________ monoxide...gasp
  10. how leaves make sugars
  11. Carbon based
  12. A gang of atoms
  13. _________fuels, blamed for climate change
Down
  1. “Many _______” Polymer in scientist speak
  2. Number one on the charts
  3. What’s up
  4. _________ Carbonate, of Shells and chalk
  5. Edible energy
  6. A way CO2 is released by animals
  7. structural plant fiber
  8. Bearded table maker
  9. Lighting and beans can fix it
  10. C12H22O11

23 Clues: What’s up • C12H22O11 • Carbon based • Edible energy • A gang of atoms • Tiny ocean plants • Bearded table maker • structural plant fiber • how leaves make sugars • Periodic square fillers • Number one on the charts • What molecules are made of • __________ monoxide...gasp • Water has one of these atoms • Monosaccharide found in fruit • Lighting and beans can fix it • ...

Organic Chemistry 2014-01-26

Organic Chemistry crossword puzzle
Across
  1. Bearded table maker
  2. _________ Carbonate, of Shells and chalk
  3. Popeye’s girlfriend is one, so is butter
  4. Complex sugars often stored in root cellars and roots.
  5. What’s up
  6. C12H22O11
  7. Number one on the charts
  8. A gang of atoms
  9. Tiny ocean plants
  10. Edible energy
  11. _________fuels, blamed for climate change
Down
  1. structural plant fiber
  2. Sulfuric_______, dehydrates sugar
  3. Periodic square fillers
  4. What molecules are made of
  5. Lighting and beans can fix it
  6. A way CO2 is released by animals
  7. “Many _______” Polymer in scientist speak
  8. how leaves make sugars
  9. Water has one of these atoms
  10. Monosaccharide found in fruit
  11. __________ monoxide...gasp
  12. Carbon based

23 Clues: What’s up • C12H22O11 • Carbon based • Edible energy • A gang of atoms • Tiny ocean plants • Bearded table maker • structural plant fiber • how leaves make sugars • Periodic square fillers • Number one on the charts • What molecules are made of • __________ monoxide...gasp • Water has one of these atoms • Lighting and beans can fix it • Monosaccharide found in fruit • ...

Chemistry CrossWord 2014-02-23

Chemistry CrossWord crossword puzzle
Across
  1. water purifier
  2. negatively charge particle
  3. reaction where heat is absorbed
  4. tabular arrangement of element
  5. planetary model of the atom
  6. h2o
  7. a way of expressing large and small numbers
  8. explosion of a star cause it release too much gases
  9. ability of gas to expand
  10. central part of an atom
  11. Positively charged element
  12. used in balloon
  13. air that we breath
Down
  1. study of matter and changes it undergoes
  2. aurum
  3. "argos" inactive
  4. space of the atom where electrons are found
  5. rat poison
  6. substance that cannot be broken down
  7. basic unit of matter
  8. Zero charged particle
  9. last name of the person who proposed the law of triads
  10. "Alumen" or alum
  11. greek word "titan"
  12. a substance that dissolves a solute
  13. Positively charge particle
  14. force exerted by gas molecules
  15. dissolves in a solvent
  16. Negatively charged element
  17. space occupied by gas particles

30 Clues: h2o • aurum • rat poison • water purifier • used in balloon • "argos" inactive • "Alumen" or alum • greek word "titan" • air that we breath • basic unit of matter • Zero charged particle • dissolves in a solvent • central part of an atom • ability of gas to expand • negatively charge particle • Positively charge particle • Positively charged element • Negatively charged element • ...

Chemistry Crossword 2015-11-19

Chemistry Crossword crossword puzzle
Across
  1. a slow chemical reaction that occurs when oxygen reacts with a substance to form a new substance and gives off energy
  2. the amount of mass in a given volume of a substance
  3. a substance that can be pounded or rolled into sheets
  4. change that results when two or more substances react to create a different substance
  5. energy stored in chemicals and released when chemical react
  6. a combination of pure substances
  7. change of state from a liquid to a solid
  8. made up of only one kind of matter and has a unique set of properties that sets it apart from any other kind of matter
  9. change in appearance or state of a substance that does not change the composition
  10. a substance's ability to resist being scratched
  11. property that describes the physical appearance and composition of a substance
  12. when a substance is at the temperature at which its liquid phase changes to the gas phase
  13. a chemical change, which releases heat energy
Down
  1. an experiment in which all reactants and all products of a chemical reaction all accounted for
  2. any solid that can be stretched into a long wire
  3. a chemical reaction that takes place in the cells in your body
  4. a chemical change, which absorbs heat energy
  5. when a substance is at the temperature at which it changes from a solid to a liquid
  6. the shape of a substances's crystals can help identify it
  7. chemical combination of two or more elements in a specific ratio
  8. the ability of a substance to conduct electricity or heat
  9. an experiment in which one or more products of a chemical reaction can escape
  10. a material that cannot be broken down into any simpler substance
  11. the ability of a substance to be dissolved in another

24 Clues: a combination of pure substances • change of state from a liquid to a solid • a chemical change, which absorbs heat energy • a chemical change, which releases heat energy • a substance's ability to resist being scratched • any solid that can be stretched into a long wire • the amount of mass in a given volume of a substance • ...

Chemistry Crossword 2015-11-19

Chemistry Crossword crossword puzzle
Across
  1. Shiny, malleable, ductile element that conducts electricity
  2. a material that electric charge can move through easily
  3. New substance is produced in a chemical reaction between reactants
  4. two hydrogen, 1 oxygen
  5. a reaction takes place when 2 or more substances react to form new substance
  6. ability of a substance to conduct electricity or heat
  7. makes your voice high pitched
  8. columns on the periodic table
  9. Description of a substance that can be pounded or rolled into sheets
  10. symbol for sodium
  11. in an atom there is a neurons, protons and _______
  12. 1 metal and 1 non-metal
  13. The first element on the Periodic table of elements
Down
  1. Horizontal row on the periodic table
  2. 2 non-metal combined
  3. Chemical combination of two or more elements in a specific ratio
  4. combination of symbols that represent a compound
  5. energy stored in chemicals and released when chemicals react
  6. number of protons in the nucleus of one atom of an element
  7. we breath it
  8. element that has both metallic and non- metallic properties
  9. makes up every thing that is around us, contains protons, neutrons, electrons
  10. substance that helps a chemical reaction to proceed more quickly
  11. anything that has mass and occupies space
  12. Description of a solid that can be stretched into a long wire

25 Clues: we breath it • symbol for sodium • 2 non-metal combined • two hydrogen, 1 oxygen • 1 metal and 1 non-metal • makes your voice high pitched • columns on the periodic table • Horizontal row on the periodic table • anything that has mass and occupies space • combination of symbols that represent a compound • in an atom there is a neurons, protons and _______ • ...

Chemistry Crossword 2015-11-19

Chemistry Crossword crossword puzzle
Across
  1. Change of state from a gas to liquid.
  2. Description of a substance that can be pounded or rolled into sheet.
  3. Shiny, malleable, ductile element that conducts electricity.
  4. Substance that strongly resist the flow of electricity.
  5. Chemical reaction that absorb energy.
  6. The smallest part of an element that is representative of that element.
  7. Measure of atomic mass.
  8. Vertical column of element in the periodic table.
  9. Chemical combination of two or more elements in a specific ratio.
  10. Change of state from a liquid to gas.
  11. Change of state from solid to liquid.
Down
  1. Chemical reaction that takes place in cell.
  2. Ability to work.
  3. Catalyst involved in a chemical reaction in living things.
  4. Change of state from a gas to solid.
  5. Slow chemical change that occurs when oxygen in the air reacts with a metal.
  6. Number of protons in the nucleus of one atom of an element.
  7. Group 17 elements in the periodic table.
  8. Invisible negatively charged particle that orbits the nucleus of an atom.
  9. A material that that electric charge can move through easily.
  10. Chang of state from a liquid to solid.
  11. Anything that has mass and occupies space.
  12. Substance that helps a chemical reaction to proceed more quickly.
  13. Chemical reaction that releases energy.
  14. Amount of mass in a given volume of a substance.

25 Clues: Ability to work. • Measure of atomic mass. • Change of state from a gas to solid. • Change of state from a gas to liquid. • Chemical reaction that absorb energy. • Change of state from a liquid to gas. • Change of state from solid to liquid. • Chang of state from a liquid to solid. • Chemical reaction that releases energy. • Group 17 elements in the periodic table. • ...

chemistry crossword 2015-11-23

chemistry crossword crossword puzzle
Across
  1. characteristics that describe a particular substance e.g color,lustre,density
  2. an element that has both metallic and non-metallic properties
  3. workplace hazardous materials information system
  4. the number of protons in a nucleus of one atom of an element
  5. the smallest part of an element; a neutral particle made up of a nucleus containing protons and neutrons and in which the number of electrons equal the number of protons
  6. mass cannot be created or destroyed in a chemical reaction
  7. change in the appearance or state of a substance that does not change the composition
  8. a chemical reaction that releases energy
  9. a shiny, malleable and ductile element that conducts electricity
  10. a neutral particle in the nucleus of an atom
  11. negatively charged particle that orbits the nucleus of an atom
Down
  1. an experiment in which one or more of the products of a chemical reaction can escape
  2. anything that has mass and takes up space
  3. a table in which the elements are organized by their physical and chemical
  4. substance that reacts with another substance or substances in a chemical reaction to create a new substance with different properties
  5. a pure substance formed when at least two non-metals combine
  6. mass of one atom of an element calculated from the total number of protons, neutrons and electrons
  7. positively charged particle in the nucleus of an atom
  8. a change that results when two or more substances react to create a new substance with different properties
  9. a dull, brittle element that does not conduct electricity
  10. a chemical reaction that absorbs energy
  11. a pure substance formed when at least one non-metal and one metal combine
  12. an experiment in which all products and reactants of a chemical reaction are accounted for
  13. a chemical combination of two or more elements in a specific ratio
  14. a new substance produced in a chemical reaction between reactants

25 Clues: a chemical reaction that absorbs energy • a chemical reaction that releases energy • anything that has mass and takes up space • a neutral particle in the nucleus of an atom • workplace hazardous materials information system • positively charged particle in the nucleus of an atom • a dull, brittle element that does not conduct electricity • ...

Chemistry Crossword 2015-11-19

Chemistry Crossword crossword puzzle
Across
  1. pure substance that cannot be broken down into other substances
  2. element that has both metallic and nonmetallic properties
  3. chemical combination of two or more elements in a specific ratio
  4. chemical reaction that absorbs energy
  5. change of state from a gas to liquid
  6. positively charged particle in the nucleus of an atom
  7. chemical reaction that releases energy
  8. homogeneous mixture
  9. slow chemical change that occurs when oxygen in the air reacts with a metal
  10. change of state from a solid to a liquid
  11. group of atoms joined by covalent bonds
  12. A system of easy-to-see warning symbols on hazardous materials
  13. anything that has mass and occupies space
  14. shiny, malleable, ductile element that conducts electricity
Down
  1. substance that helps a chemical reaction to proceed more quickly
  2. neutral particle in the nucleus of an atom
  3. ability of a substance to conduct electricity or heat
  4. change of state from a gas to a solid
  5. group 17 elements in the periodic table; the most reactive nonmetals
  6. chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
  7. change of state from a liquid to gas
  8. change of state from a solid to a gas or gas to a solid
  9. dull, brittle element that does not conduct electricity
  10. horizontal row of elements in the periodic table
  11. organic catalyst involved in chemical reactions in living things

25 Clues: homogeneous mixture • change of state from a gas to liquid • change of state from a liquid to gas • chemical reaction that absorbs energy • change of state from a gas to a solid • chemical reaction that releases energy • group of atoms joined by covalent bonds • change of state from a solid to a liquid • anything that has mass and occupies space • ...