chemistry Crossword Puzzles

Chemistry Unit review 2016-02-11

Chemistry Unit review crossword puzzle
Across
  1. The outer most orbital
  2. Regions of space outside the nucleus
  3. rows and colors
  4. an object that radiates heat
  5. Atomic particles in the nucleus
  6. The letters for the element
  7. something that has opposite properties of metal
  8. Rows going down
  9. a Russian Chemist
  10. the smallest part of an element
  11. The number of a proton or electron
  12. a group of atoms bonded together
  13. when a layer of one mental goes and sticks onto another metal
Down
  1. a result of a chemical action
  2. elements that are strong and elements that are in a lot of things
  3. the mass of products Ina chemical reaction must equal the mass
  4. A particle that moves around the nucleus
  5. The center of the atom
  6. particles that have a positive charge
  7. A part or aspect of something that is essential
  8. sucks energy inside of it
  9. a substance that changes during reaction
  10. The mass of an element
  11. elements that are in between
  12. a gaseous element such as helium
  13. all molecules , but not all molecules are compounds

26 Clues: rows and colors • Rows going down • a Russian Chemist • The outer most orbital • The center of the atom • The mass of an element • sucks energy inside of it • The letters for the element • an object that radiates heat • elements that are in between • a result of a chemical action • Atomic particles in the nucleus • the smallest part of an element • a gaseous element such as helium • ...

Chemistry of Life 2016-04-14

Chemistry of Life crossword puzzle
Across
  1. bond Connect amino acids
  2. Molecule with partial charges
  3. polysaccharide in plant cell walls
  4. Branched polymer of glucose in animals
  5. Bond where e- are shared
  6. Like salt
  7. Bases with a single-ring structure
  8. Long chains in lipids
  9. Do not mix with water
  10. Bond involving the transfer of e-
  11. Two or more polypeptide subunits
  12. Water fearing
  13. Monomer of proteins
  14. Indicates a sugar
  15. Results from interactions between R groups
  16. Mixes with water
  17. Steroid in cell membrane
  18. Hold the strands of DNA together
Down
  1. Used for storage of energy and in membranes
  2. Sticking to other surfaces
  3. Bases with a double-ring structure
  4. Attraction of an atom for electrons
  5. Dissolving agent
  6. Molecules are connected by loss of a water molecule
  7. Sequence of amino acids
  8. Bonds between phosphate group and sugar in nucleic acids
  9. Polymer of nucleic acids
  10. High concentration of H+
  11. Four rings of carbon
  12. Breaks a polymer
  13. ex: alpha helix
  14. Enzymes are made of them
  15. High concentration of OH-
  16. Polysaccharide found in arthropod exoskeletons and fungal cell walls
  17. Storage polysaccharide of plants
  18. Water sticking water

36 Clues: Like salt • Water fearing • ex: alpha helix • Dissolving agent • Breaks a polymer • Mixes with water • Indicates a sugar • Monomer of proteins • Four rings of carbon • Water sticking water • Long chains in lipids • Do not mix with water • Sequence of amino acids • bond Connect amino acids • Bond where e- are shared • Polymer of nucleic acids • High concentration of H+ • Enzymes are made of them • ...

Environmental Chemistry "Prossword" 2016-04-11

Environmental Chemistry "Prossword" crossword puzzle
Across
  1. A specific location where pollution originates
  2. Substances that are either poisonous flammable corrosive or explosive.
  3. The amount of a chemical required to kill half of a population
  4. The ability of a chemical to harm a living thing after repeated exposures
  5. A source of pollution where pollutants originate from an unknown location
  6. A specialized area that safely disposes of hazardous or toxic materials
  7. A living thing whose condition is description of a particular environment
  8. An area which uses a waterproof lining filled with compacted garbage covered with soil
  9. Substances which accumulate in the environment and do not break down or do so very slowly
  10. Water that filters down through the soil into the ground
Down
  1. An alteration of the environment which causes harm to living organisms
  2. The process of using living things to break down toxic substances into safer ones
  3. A tank containing bacteria in order to facilitate the breaking down of toxic substances into safer ones
  4. The liquid that is formed as wastes decompose and rainwater filters through a landfill
  5. The ability of a chemical to cause harm to living things
  6. Able to be broken down through natural processes
  7. Substances which can be broken down into harmless compounds through natural processes
  8. An organism visible to the human eye which lacks a backbone
  9. The ability of a chemical to harm a living thing after just one exposure
  10. An underground reserve of water.
  11. A specific substance introduced to an environment which has negative or unintended effects
  12. A substance which can be used to dissolve another substance

22 Clues: An underground reserve of water. • A specific location where pollution originates • Able to be broken down through natural processes • The ability of a chemical to cause harm to living things • Water that filters down through the soil into the ground • An organism visible to the human eye which lacks a backbone • ...

Chemistry Crossword Review 2016-04-03

Chemistry Crossword Review crossword puzzle
Across
  1. the state of matter in which a substance has neither definite volume nor definite shape
  2. the amount of a substance that contains as many particles as there are atoms in exactly 12 g of carbon-12
  3. a solid that is produced as a result of a chemical reaction
  4. the sum of the average atomic masses of all the atoms represented in the formula of any molecule, formula unit, or ion
  5. OH
  6. the state of matter in which a substance has a definite volume but an indefinite shape
  7. 2.5-2.1=4---Covalent
  8. a neutral group of atoms that are held together by covalent bonds
  9. soluble in water
  10. Zn
  11. density x volume
  12. the formation of ions form solute molecules by the action of the solvent
  13. a compound composed of two different elements
  14. AB+CD->AD+CB
  15. an explanation of how phenomena occur or how data or events are related
  16. a compound composed of positive and negative ions that are combined so that the charges are equal
  17. the number of protons in the nucleus of each atom of an element
  18. (mass of element/total mass)x 100
  19. K=C+273
  20. crystal lattice
  21. mass/density
  22. the symbols for the elements combined with subscripts showing the smallest whole number ratio of the different atoms in the compound
  23. formula that indicates the relative numbers of atoms of each kind in a chemical compound by using atomic symbols and numerical subscripts
  24. a pure substance made of only one kind of atom
  25. the mass of one mole of a pure substance
  26. a naming system
  27. low mp
  28. a broad generalization that explains a body of facts or phenomena
  29. 6.022x10^23
  30. very high mp
  31. CN
Down
  1. an ion that does not take part in a chemical reaction and is found in a solution both before and after the reaction
  2. a measure of the gravitational pull on matter
  3. a list of elements organized according to the ease with which the elements undergo certain chemical reactions
  4. a mutual electrical attraction between the nuclei and valence electrons of different atoms that binds the atoms together
  5. Na
  6. any compound of which or almost all of the dissolved compound exists as ions in aqueous solution
  7. the total number of protons and neutrons in the nucleus of an isotope
  8. mass/volume
  9. the smallest unit of an element that maintains the properties of an element
  10. a substance that is made from the atoms of two or more elements that are chemically bonded
  11. the chemical bond resulting from the electrical attraction between large numbers of cations and anions
  12. molecules
  13. having an uneven distribution of charge
  14. the measurement system accepted worldwide
  15. a reaction in which a substance combines with oxygen, releasing large amounts of energy in the form of light or heat
  16. the state of matter in which a substance has definite volume and definite shape
  17. ((mass)(%)+(mass)(%))/100
  18. a representation with symbols and formulas of the identities and relative amounts of the reactants and products in a chemical reaction
  19. M=moles of solute/liters of solution
  20. the amount of space occupied by an object
  21. a formula showing the types and numbers of atoms combined in a single molecule of a molecular compound
  22. a number that appears in front of a formula in a chemical equation
  23. an ion formed from a single atom
  24. a compound of which a relatively small amount of the dissolved compound exists as ions in an aqueous solution
  25. a representation of the reactants and products of a chemical reaction by their symbols or formulas
  26. an equation that includes only those compounds and ions that undergo a chemical change and reaction in an aqueous solution
  27. CxHy+->CO2+H20
  28. Hg

59 Clues: Na • OH • Zn • Hg • CN • low mp • K=C+273 • molecules • mass/volume • 6.022x10^23 • AB+CD->AD+CB • mass/density • very high mp • CxHy+->CO2+H20 • crystal lattice • a naming system • soluble in water • density x volume • 2.5-2.1=4---Covalent • ((mass)(%)+(mass)(%))/100 • an ion formed from a single atom • (mass of element/total mass)x 100 • M=moles of solute/liters of solution • ...

Chemistry Crossword Puzzle 2016-04-06

Chemistry Crossword Puzzle crossword puzzle
Across
  1. _______ lattice (ionic)
  2. substance has a definite volume but an indefinite shape
  3. a formula that indicates the relative numbers of atoms of each kind in a chemical compound
  4. solid ________s (liquid)
  5. N2 + 3H2 --> 2__3
  6. 4P + 5O2 --> 2 ____
  7. a small whole number that appears in front of a formula in a chemical equation
  8. the ability of a substance to be drawn or pulled
  9. silver sulfite
  10. electron "___" (metallic)
  11. KClO3
  12. one of the 14 elements w/ atomic numbers from 90 - 103
  13. a negative ion
  14. a measure of the gravitational pull on matter
  15. _______ in H2O (ionic)
Down
  1. the separation of ions that occurs when an ionic compound dissolves
  2. the external pressure applied to stop osmosis
  3. the amount of space occupied by an object
  4. a positive ion
  5. one of 14 elements; from 58 - 71
  6. the process in which an electric current is used to produce an oxidation-reduction reaction
  7. 2H2O + 2_ --> H2o
  8. 6.022 1367 * 10^23
  9. very ____ mp (metallic)
  10. mass divided by volume
  11. 2Na + 2H2O 2__OH + H2

26 Clues: KClO3 • a positive ion • silver sulfite • a negative ion • N2 + 3H2 --> 2__3 • 2H2O + 2_ --> H2o • 6.022 1367 * 10^23 • 4P + 5O2 --> 2 ____ • 2Na + 2H2O 2__OH + H2 • mass divided by volume • _______ in H2O (ionic) • _______ lattice (ionic) • very ____ mp (metallic) • solid ________s (liquid) • electron "___" (metallic) • one of 14 elements; from 58 - 71 • ...

Chemistry Crossword puzzle 2023-03-25

Chemistry Crossword puzzle crossword puzzle
Across
  1. Technique used for smelling chemicals
  2. Tool used for measuring mass
  3. Phase change from Liquid to Solid
  4. Equipment used for washing chemical off eyes
  5. Phase change from Solid to Gas
  6. SI units for amount of substance
  7. Tool used for measuring and transferring small volume of liquid
  8. Glassware used for preparing solution and dilutions
  9. Glassware used for measuring volume of liquids
  10. Ability to allow flow of electricity through a substance
  11. SI unit for length
  12. SI unit for time
  13. Tool used for heating substance with blue flame
Down
  1. Phase change from Liquid to Gas
  2. Phase change from Gas to Liquid
  3. Phase change from Gas to Solid
  4. Technique used to separate a solid from a liquid
  5. Ability of a substance to be drawn into thin wire
  6. Technique used to separate substances that have different density
  7. it is not possible to see the components of this type of mixture
  8. Technique used to separate substances with different boiling points
  9. SI unit for mass
  10. SI unit for temperature
  11. Phase change from Solid to Liquid

24 Clues: SI unit for mass • SI unit for time • SI unit for length • SI unit for temperature • Tool used for measuring mass • Phase change from Gas to Solid • Phase change from Solid to Gas • Phase change from Liquid to Gas • Phase change from Gas to Liquid • SI units for amount of substance • Phase change from Liquid to Solid • Phase change from Solid to Liquid • ...

Basic Biological Chemistry 2022-09-29

Basic Biological Chemistry crossword puzzle
Across
  1. nine most abundant elements in organisms
  2. very dense, positively charged part of an atom
  3. another way to answer snaps and texts when you want to say “k”
  4. version of an element that can emit high energy particles or waves as it goes through fission
  5. negatively charged particle found in atoms. Also determines chemical properties of an atom
  6. minor component of an aqueous solution
  7. a molecule or formula unit that is composed of 2 or more elements
  8. location of an electron or electrons based on the amount of energy they have.
  9. formed between a metal and an anion of an acid
  10. specific type of atom that is unique to all other atoms based on the number of protons in its nucleus
  11. two or more atoms covalently bonded together
  12. subatomic particle with a mass of 1 amu and zero charge
  13. usually 0-14 and can be used to describe the level of acidity in an aqueous solution
  14. aka hydrogen ion
  15. the major part of a solution; water in an aqueous solution
  16. either an ionic bond or a covalent bond
  17. anything that has a mass and volume
  18. smallest form of matter that retains properties of an element
  19. proton donor
  20. proton acceptor
  21. charged atom or molecule
  22. number of protons in an atom and determines the identity of elements
  23. bonds between two atoms sharing electrons equally or nearly equally (ΔEN‹ 0.4)
  24. total number of protons and neutrons in an atom
  25. a chemical bond that is formed when atoms share electrons to stabilize their electron configuration
Down
  1. process that rearranges atoms by breaking and reforming chemical bonds
  2. chemical bond formed by one atom of molecule donating electrons to another atom or molecule.
  3. solution made by dissolving a solute in water
  4. water molecules sticking to other molecules, e.g. cellulose
  5. average kinetic energy of a system
  6. electrostatic attraction between a molecule that contain hydrogen bound to an N or O and another molecule that contains an highly electronegative atom with a lone pair of elections.
  7. energy contained within a system prior to transfer of that energy
  8. caused by cohesion of of water molecules at the barrier between water and air
  9. absorption of CO₂ in the oceans of the world resulting in the formation of carbonic acid
  10. attractiveness an atom has for electrons in a covalent bond
  11. the absorption of heat used to vaporize water, and used for temperature regulation, e.g. from a dogs tongue while panting
  12. a homogenous mixture formed by dissolving solute into solvent
  13. what pH stands for
  14. the exhalation of water vapor through open stomata in plants
  15. bonds between two atoms with unequal distribution of electrons in the bond (ΔEN› 0.4)
  16. the sum of protons amu plus neutrons amu in amu units
  17. ion stored in human bones and needed for muscle contractions
  18. solution made from a weak acid that resists change in pH
  19. subatomic particle with a positive charge
  20. water sticking to other water molecules with hydrogen bonds
  21. form of energy coming from the vibrational motion of molecules in a substance that is transferred from one substance to another
  22. atoms of the same element that contain different numbers of neutrons in their nuclei
  23. element that is needed in very small amounts in organisms, e.g. Fe in humans

48 Clues: proton donor • proton acceptor • aka hydrogen ion • what pH stands for • charged atom or molecule • average kinetic energy of a system • anything that has a mass and volume • minor component of an aqueous solution • either an ionic bond or a covalent bond • nine most abundant elements in organisms • subatomic particle with a positive charge • ...

ES-Chemistry Terms 2022-08-18

ES-Chemistry Terms crossword puzzle
Across
  1. a weak chemical bond that forms when hydrogen atoms that are covalently bonded to one atom are attracted to another atom on another molecule
  2. the number of protons in the nucleus of a particular element
  3. atoms of the same element with different numbers of neutrons
  4. the smallest particle that can contain the chemical properties of an element
  5. the bond formed when elements share electrons
  6. a compound that contains carbon-carbon and carbon-hydrogen bonds
  7. a measurement of the total number of protons and neutrons in an element
  8. a substance composed of atoms that cannot be broken down into smaller, simpler components
  9. a molecule containing more than one element
  10. a measure of the acidity or alkalinity of a solution
  11. a substance that contributes hydroxide ions to a solution
Down
  1. a chemical bond between two ions of opposite charges
  2. the spontaneous release of material from the nucleus of radioactive isotopes
  3. a chart of all chemical elements currently known, organized by their properties
  4. a compound that does not contain the element carbon or contains carbon bound to elements other than hydrogen
  5. a molecule in which one side is more positive and the other side is more negative
  6. the time it takes for one-half of an original radioactive parent atom to decay
  7. a particle that contains more than one atom
  8. a measurement of the amount of matter an object contains
  9. a substance that contributes hydrogen ions to a solution

20 Clues: a particle that contains more than one atom • a molecule containing more than one element • the bond formed when elements share electrons • a chemical bond between two ions of opposite charges • a measure of the acidity or alkalinity of a solution • a measurement of the amount of matter an object contains • a substance that contributes hydrogen ions to a solution • ...

Chemistry test Review 2022-08-31

Chemistry test Review crossword puzzle
Across
  1. mixture does not look uniform, you can see the parts that make up the mixture
  2. Made up of charged particles of ions and electrons interacting
  3. Separating smaller solids from liquids using filter paper
  4. Heavy sediments settle on the bottom of the mixture, clear liquid above can be removed
  5. Separating two solids, one of which is magnetic
  6. When two liquids have different densities, you can remove the liquid underneath from the liquid that settled on top
  7. Separating components of a mixture based on the difference in density of the parts of the mixture
  8. the amount of space an object takes up
  9. separating a liquid from another liquid where both have different boiling points
  10. The smallest unit of an element or compound
  11. separating larger solids from smaller solids using a sieve
  12. What is being dissolved
Down
  1. What dissolves the solute
  2. Separating Components of a liquid mixture based on how fast the parts travel up special paper
  3. Separating a liquid from a solid that has been dissolved
  4. Made of TWO OR MORE TYPES of atoms
  5. Made up of only ONE TYPE of atom
  6. The smallest unit of an element that has the same chemical properties of it
  7. Has an Indefinite shape AND an indefinite volume
  8. Has an indefinite shape and a definite volume
  9. Anything that has mass and takes up space
  10. Has definite shape AND volume
  11. When two or more different substances are physically mixed, not chemically combined
  12. The composition is uniform, you cannot see the parts that make up the mixture

24 Clues: What is being dissolved • What dissolves the solute • Has definite shape AND volume • Made up of only ONE TYPE of atom • Made of TWO OR MORE TYPES of atoms • the amount of space an object takes up • Anything that has mass and takes up space • The smallest unit of an element or compound • Has an indefinite shape and a definite volume • ...

Chemistry Vocabulary 4 2022-09-18

Chemistry Vocabulary 4 crossword puzzle
Across
  1. uncertainty principle- The principle that states that determining both the position and velocity of an electron or any other particle simultaneously is impossible
  2. configuration- An outer main energy level fully occupied in most cases by eight electrons
  3. Spectrum- an unbroken sequence of frequencies or wavelengths of electromagnetic radiation often committed by an incandescent source
  4. Radiation The radiation associated with an electric and magnetic field
  5. state- the lowest energy state of the quantized system
  6. gas- one of the elements of group 18 of the periodic table; theyre non-reactive
  7. The distance from any point on a wave to an identical point on the next wave
  8. configuration- The arrangement of electrons in an atom
  9. theory- the study of the structure and behavior of the atom and of subatomic particles from The View that all energy comes in tiny indivisible bundles
  10. a unit or Quantum of light
  11. quantum number- the quantum number that indicates the orientation of an orbital around the nucleus
  12. the basic unit of electromagnetic energy
  13. Exclusion Principle- the principle that states that two particles of a certain class cannot be in exactly the same energy state
Down
  1. state- a state in which an atom has more energy than it does at its ground state
  2. spectrum- All of the frequencies or wavelengths of electromagnetic radiation
  3. quantum number-The quantum number that indicates the energy and orbital of an electron in an atom
  4. quantum number- the quantum number that describes the intrinsic angular momentum of a particle
  5. a region in an atom where there is a high probability of finding electrons
  6. principle- the principle that states that the structure of each successive element is obtained by adding one proton to the nucleus of the atom and one electron to the lowest energy orbital that is available
  7. spectrum- Light of several different wavelengths
  8. rule - the rule that states that for an atom in the ground state the number of unpaired
  9. the number of Cycles or vibrations per unit of time
  10. effect- the emission of electrons from a material when the light of certain frequencies shines on the surface of the material
  11. is the maximum possible, and these unpaired electrons have the same spin
  12. momentum quantum number-The quantum number that indicates the shape of an
  13. number- a number that specifies certain properties of electrons

26 Clues: a unit or Quantum of light • the basic unit of electromagnetic energy • spectrum- Light of several different wavelengths • the number of Cycles or vibrations per unit of time • state- the lowest energy state of the quantized system • configuration- The arrangement of electrons in an atom • number- a number that specifies certain properties of electrons • ...

Chemistry Matter Crossword 2022-08-30

Chemistry Matter Crossword crossword puzzle
Across
  1. separation of mixtures based on solubility
  2. characteristic of a substance that can be observed in a chemical reaction
  3. a mixture in which the composition is uniform
  4. substance composed of two or more elements in a fixed ratio
  5. anything that takes up space
  6. trapping of large particles with paper
  7. substance composed of one type of atom
  8. physical separation by boiling points
  9. Physical property that doesn't depend on size or amount of material
  10. a mixture in which the composition is not uniform
  11. two or more pure substances with no fixed ratios
  12. Sum of experimental values divided by the number of values
Down
  1. Substance has been changed into another substance
  2. process of turning from liquid to vapor
  3. how consistently a measurment is made
  4. Physical property that depends on size and amount of a material
  5. Scattering of visible light particles
  6. How close to a target or correct
  7. different way something looks but hasn't created a new substance
  8. Let gravity do its thing

20 Clues: Let gravity do its thing • anything that takes up space • How close to a target or correct • how consistently a measurment is made • Scattering of visible light particles • physical separation by boiling points • trapping of large particles with paper • substance composed of one type of atom • process of turning from liquid to vapor • ...

Chemistry Vocab. Crossword 2022-12-07

Chemistry Vocab. Crossword crossword puzzle
Across
  1. the mass of protons and neutrons added together(found in the periodic table)
  2. representation of a chemical reaction using symbols of atoms and the quantity
  3. being able to bend without breaking(characteristic of metals)
  4. an element that does not conduct electricity, is brittle, dull, and has other characteristics among these
  5. an element that conducts electricity, is malleable, has luster, and has other characteristics among these
  6. a chart of all the elements and their properties
  7. a positively charged particle found in the nucleus of an atom
Down
  1. elements that share properties of both metals and nonmetals
  2. the ability to conduct electricity
  3. representation of molecules using symbols of atoms and the quantity
  4. something smaller than an atom(proton, electron, neutron, etc.)
  5. molecules that have the same number and type of atoms, but arranged differently
  6. the number of electrons in the last shell(columns on the periodic table are sorted by this)
  7. breaking and crumbling very easily(characteristic of nonmetals)
  8. the number of protons in an atom(found in the periodic table)
  9. a form of an element that has a different amount of neutrons
  10. shiny(characteristic of metals)
  11. a particle with no charge found in the nucleus of an atom
  12. a negatively charged particle found outside of the nucleus in an atom
  13. an atom that has given or taken an electron

20 Clues: shiny(characteristic of metals) • the ability to conduct electricity • an atom that has given or taken an electron • a chart of all the elements and their properties • a particle with no charge found in the nucleus of an atom • elements that share properties of both metals and nonmetals • a form of an element that has a different amount of neutrons • ...

Chemistry Crossword Puzzle 2023-01-30

Chemistry Crossword Puzzle crossword puzzle
Across
  1. Substance is the amount of solute.
  2. Ions are being captured.
  3. Where water is the solvent.
  4. A Solid compound that contains water molecules.
  5. Solute dissolves.
  6. Not in a uniform appearance and composition.
  7. Uniform appearance and composition.
  8. Dissolving medium.
  9. Loss of water by a hydrate.
  10. Compound that doesn't conduct electrical currents.
Down
  1. Areas in the ocean where oxygen is low.
  2. Maximum amount of solute.
  3. It holds the water on the coin in place.
  4. Graph of the solubility as a function for temp.
  5. Contains more solute than it can hold.
  6. Conducts electrical currents.
  7. A substance that reduces surface tension and increases wetting.
  8. Relationships between solubility and pressure.
  9. Hetrigenenous mixture where particles settle out upon standing.
  10. Dissolved particles.
  11. Heterogenous mixture containing particles.

21 Clues: Solute dissolves. • Dissolving medium. • Dissolved particles. • Ions are being captured. • Maximum amount of solute. • Where water is the solvent. • Loss of water by a hydrate. • Conducts electrical currents. • Substance is the amount of solute. • Uniform appearance and composition. • Contains more solute than it can hold. • Areas in the ocean where oxygen is low. • ...

Chemistry Unit 1 2023-01-23

Chemistry Unit 1 crossword puzzle
Across
  1. based on multiples of ten
  2. seperates a solid from a liquid
  3. A change that does not alter the formula of the material
  4. Used to represent a compound
  5. ration of the mass of an object to its volume
  6. mixture with a uniform composition
  7. Actual of true value
  8. simplest form of matter that has a unique set of properties
  9. contains two or more element chemically combined
  10. a well tested explanation
Down
  1. series of measurments
  2. phase changes (meltings, boiling, etc)
  3. seperates two or more liquids with different boiling points
  4. cutting hair, cracking an egg
  5. a concise statement that summarizes the results of many observations and/or experiments
  6. Method for expressing very large and small numbers
  7. Less dense objects, do what?
  8. More dense objects, do what?
  9. a visual way of displaying information or data
  10. Anything that takes up space

20 Clues: Actual of true value • series of measurments • based on multiples of ten • a well tested explanation • Used to represent a compound • Less dense objects, do what? • More dense objects, do what? • Anything that takes up space • cutting hair, cracking an egg • seperates a solid from a liquid • mixture with a uniform composition • phase changes (meltings, boiling, etc) • ...

Chemistry Unit 3 2023-01-24

Chemistry Unit 3 crossword puzzle
Across
  1. This theory states that repulsion between electron pairs causes molecular shapes to adjust.
  2. mole Hydrogen, Oxygen, Nitrogen, Fluorine, Chlorine, Bromine, and Iodine are the 7 __________ elements.
  3. Bases produce ___________ ions when dissolved in water
  4. Most ionic compounds are __________ solids.
  5. bonds This bond is the strongest out of all intermolecular forces.
  6. _______ interactions only occurs in polar molecules
  7. These are formed when atoms lose 1 or more valence electron
  8. What is composed of cations and anions and are electrically neutral?
  9. How many bonds does a tetrahedral molecule have?
  10. Molecular compounds tend to have _____ melting and boiling points
  11. Which bond involves sharing of electrons?
Down
  1. Single bonds are the _________ and the longest
  2. A group of atoms with a positive or negative charge are called ___________ ions
  3. Triple bonds are the ________ and the shortest
  4. This compound is composed of two elements
  5. What determines the chemical properties of an element?
  6. What structure is used to show valence electrons in an atom as dots?
  7. A binary ________ compound is composed of two nonmetals
  8. What polyatomic ion is this called?: OH¯
  9. What polyatomic ion is this called?: CrO₄²⁻
  10. Acids contain one or more what to produce hydrogen ions?

21 Clues: What polyatomic ion is this called?: OH¯ • This compound is composed of two elements • Which bond involves sharing of electrons? • Most ionic compounds are __________ solids. • What polyatomic ion is this called?: CrO₄²⁻ • Single bonds are the _________ and the longest • Triple bonds are the ________ and the shortest • How many bonds does a tetrahedral molecule have? • ...

Chemistry Bonus Crossword 2023-04-25

Chemistry Bonus Crossword crossword puzzle
Across
  1. solution in which the solvent is water.
  2. substances that cannot be dissolved.
  3. a mixture that is not uniform.
  4. eight valence electrons that don't react and have no charge.
  5. phase change from solid to gas.
  6. a mixture containing particles that settle out if left undisturbed.
  7. a covalent bond with equal sharing of electrons.
  8. the energy required to remove an electron from an atom.
  9. substances that can be dissolved.
  10. microscopic particles are dispensed evenly in another substance.
  11. sharing of electrons by atoms so that all atoms involved achieved a filled valence level.
  12. the random movement of gas molecules from an area of higher concentration to an area of lower concentration.
Down
  1. types of elements that form covalent bonds.
  2. mixture where individual particles can't be distinguished.
  3. phase change from gas to solid.
  4. diffusion through a tiny opening.
  5. a negatively charged atom.
  6. a positively charged atom.
  7. how strongly atoms attract bonding electrons to themselves.
  8. a covalent bond with unequal sharing of electrons.

20 Clues: a negatively charged atom. • a positively charged atom. • a mixture that is not uniform. • phase change from gas to solid. • phase change from solid to gas. • diffusion through a tiny opening. • substances that can be dissolved. • substances that cannot be dissolved. • solution in which the solvent is water. • types of elements that form covalent bonds. • ...

We've got CHEMISTRY 2023-04-25

We've got CHEMISTRY crossword puzzle
Across
  1. liquid to gas
  2. solid to gas
  3. number of protons in the nucleus
  4. absorbs heat
  5. gas to solid
  6. a mixture that is not uniform
  7. when two liquids do not mix
  8. pressure is constant
  9. atoms with different numbers of neutrons
  10. microscopic particles are dispersed evenly
  11. point at the end of a curve
Down
  1. the process of burning something
  2. gas to liquid
  3. sum of protons and neutrons
  4. numbers being accuracy
  5. a combination of two substances
  6. temperature is constant
  7. volume is constant
  8. releases heat
  9. a mixture containing particles that settle out

20 Clues: solid to gas • absorbs heat • gas to solid • gas to liquid • liquid to gas • releases heat • volume is constant • pressure is constant • numbers being accuracy • temperature is constant • sum of protons and neutrons • when two liquids do not mix • point at the end of a curve • a mixture that is not uniform • a combination of two substances • the process of burning something • ...

We've got CHEMISTRY 2023-04-25

We've got CHEMISTRY crossword puzzle
Across
  1. liquid to gas
  2. solid to gas
  3. number of protons in the nucleus
  4. absorbs heat
  5. gas to solid
  6. a mixture that is not uniform
  7. when two liquids do not mix
  8. pressure is constant
  9. atoms with different numbers of neutrons
  10. microscopic particles are dispersed evenly
  11. point at the end of a curve
Down
  1. the process of burning something
  2. gas to liquid
  3. sum of protons and neutrons
  4. numbers being accuracy
  5. a combination of two substances
  6. temperature is constant
  7. volume is constant
  8. releases heat
  9. a mixture containing particles that settle out

20 Clues: solid to gas • absorbs heat • gas to solid • gas to liquid • liquid to gas • releases heat • volume is constant • pressure is constant • numbers being accuracy • temperature is constant • sum of protons and neutrons • when two liquids do not mix • point at the end of a curve • a mixture that is not uniform • a combination of two substances • the process of burning something • ...

Chemistry Crossword Puzzle! 2017-10-05

Chemistry Crossword Puzzle! crossword puzzle
Across
  1. A type of homogeneous mixture in which the dispersed particles do not settle out
  2. Able to dissolve other substances
  3. Combination of substances that doesn't have a uniform composition
  4. Can be observed during a reaction in which the chemical composition or identity of the substance is changed
  5. A homogeneous mixture composed of two or more substances
  6. A mixture is a combination of two or more pure substances
  7. Able to dissolve in solvent
  8. Are made of only one type of atom or only one type of molecule
  9. Liquids that are made of only one type of atom or only one type of molecule
  10. Containing the maximum amount of solute that can normally be dissolved
Down
  1. temperature at which a given solid will turn liquid.
  2. Can be observed or measured without changing the composition of matter.
  3. The amount of a substance that will dissolve in a given amount of another substance.
  4. A mixture where solid particles do not dissolve in a liquid solution
  5. Combination of substances that has uniform composition
  6. A graphic representation of variation with changing temperature of the solubility
  7. A substance that results from a combination of two or more different chemical elements
  8. A mixture of two liquids that would not normally mix.
  9. Solids that are made of only one type of atom or only one type of molecule
  10. temperature at which a liquid turns to vapor
  11. A substance that cannot be broken down into simpler substances by chemical means

21 Clues: Able to dissolve in solvent • Able to dissolve other substances • temperature at which a liquid turns to vapor • temperature at which a given solid will turn liquid. • A mixture of two liquids that would not normally mix. • Combination of substances that has uniform composition • A homogeneous mixture composed of two or more substances • ...

chemistry unit crossword 2020-03-17

chemistry unit crossword crossword puzzle
Across
  1. given mass over gram-formula mass
  2. unevenly mixed
  3. evenly mixed
  4. Energy can neither be created nor destroyed. No matter how energy is transferred or transformed, it continues to exist in one form or another.
  5. the substance dissolved in a solution
  6. total number of protons and neutrons in an atoms nucleus; the number of nucleons
  7. the exact formula of a molecule, giving the types of atoms and the number of each type
  8. bond atoms in which the electrons are shared unequally
  9. the process by which particles disperse from regions of higher concentration to regions of lower concentrations
  10. moles of solute over liter of solution
Down
  1. Negatively charged subatomic particle
  2. the weighted average mass of atoms in a naturally occurring element
  3. motion
  4. Positively charged subatomic particle
  5. changing from one form of energy to another
  6. stored energy
  7. the dissolving medium in a solution
  8. bond the electrostatic attraction that binds oppositely charged ions together
  9. number of protons in the nucleus of an atom (also the number of electrons if it's not an ion)
  10. the equation of state for an ideal gas in which the product of the pressure and volume is proportional to the product of the absolute temp. and the amount of gas expressed in moles

20 Clues: motion • evenly mixed • stored energy • unevenly mixed • given mass over gram-formula mass • the dissolving medium in a solution • Negatively charged subatomic particle • Positively charged subatomic particle • the substance dissolved in a solution • moles of solute over liter of solution • changing from one form of energy to another • ...

Crossword Puzzle (Chemistry) 2020-02-20

Crossword Puzzle (Chemistry) crossword puzzle
Across
  1. is an element that doesn't have the characteristics of metal.
  2. the combining power of an element, especially as measured by the number of hydrogen atoms it can displace or combine with.
  3. table Table of the chemical elements.
  4. Simple alcohol, formula, C2H60.
  5. Chemistry the chemistry of carbon compounds (other than simple salts such as carbonates, oxides, and carbides).
  6. is a negatively charged subatomic particle.
  7. an organic compound derived from ammonia by replacement of one or more hydrogen atoms by organic groups.
  8. mass of an atom.
  9. A polyhedron composed of four triangular faces.
  10. Number of protons in the nucleus of an atom.
  11. is an element that readily forms positive ions (cations) and has metallic bonds.
  12. any of the series of saturated hydrocarbons including methane, ethane, propane, and higher members.
  13. Containing, or derived from ethyl alcohol.
  14. a chemical bond in which one pair of electrons is shared by two atoms in a molecule.
  15. Unsaturated having in each molecule many chemical bonds in which two or three pairs of electrons are shared by two atom.
  16. also known as Lewis Dot.
  17. element with the symbol Na
  18. A chemical element with the symbol Al.
  19. Theory A scientific theory of the nature of matter.
  20. is the smallest component of an element, characterized by a sharing of the chemical properties of the element and a nucleus with neutrons, protons and electrons.
  21. the result of transferred valence electrons .
  22. is a subatomic particle found in the nucleus of every atom except that of simple hydrogen.
  23. came from the Latin word acidus , which means "sour,"
  24. is a chemical substance composed of many identical molecules composed of atoms from more than one element held together by chemical bonds.
  25. Acids that contain oxygen.
  26. is an organic compound having more than two amino groups.
  27. is a state of matter characterized by particles arranged such that their shape and volume are relatively stable.
  28. 2 or more atoms held together
  29. each of two or more compounds with the same formula but a different arrangement of atoms in the molecule and different properties.
  30. Pair is simply a pair of electron which is being shared mutually between two atoms forming a chemical bond or in other words, it means the electron density lies in between two atoms.
Down
  1. a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.
  2. A chemical element with a symbol O
  3. State of being thick, sticky and semifluid.
  4. composed of two chemical elements, an element and a radical that acts as an element.
  5. is an ionic species having a negative.
  6. Any of the gaseous elements
  7. Scientific discipline involved with elements and compounds composed of atoms, molecules and ions.
  8. result of shared valence electrons
  9. Process of oxidation
  10. whose properties are intermediate between those of metals and solid nonmetals or semiconductors
  11. is a subatomic particle found in the nucleus of every atom.
  12. Natural matter or compounds with a carbon base.
  13. Something unrelated to organic matter or organic life, not animal or vegetable, or a chemical compound that does not contain carbon.
  14. atom or group of atoms that bears a positive electric charge.
  15. Chemical element with the symbol H.
  16. is an organic compound consisting entirely of hydrogen and carbon.
  17. is an acyclic saturated hydrocarbon.
  18. Large molecules composed of one or more chains of amino acids in a specific order.
  19. is a concise way of expressing information symbolically, as in a mathematical formula or a chemical formula.
  20. a substance that flows freely but is of constant volume, having a consistency like that of water or oil.
  21. Element with the symbol C.
  22. containing a carbon atom united to three other carbon atoms.
  23. is a state of matter that has no fixed shape and no fixed volume.
  24. Compound Large class of chemical compounds in which one or more atoms of carbon are covalently linked to atoms of other elements.
  25. Organic compound that contains a carboxyl group.
  26. is a charged atom or molecule.
  27. is any organic compound in which a hydroxyl group (-OH) is bound to a carbon atom, which in turn is bound to other hydrogen and/or carbon atoms.
  28. A chemical element with the symbol K.
  29. is a general rule of thumb that applies to most atoms.
  30. is a substance whose atoms all have the same number of protons.

60 Clues: mass of an atom. • Process of oxidation • also known as Lewis Dot. • element with the symbol Na • Element with the symbol C. • Acids that contain oxygen. • Any of the gaseous elements • 2 or more atoms held together • is a charged atom or molecule. • Simple alcohol, formula, C2H60. • A chemical element with a symbol O • result of shared valence electrons • ...

All about Chemistry 2020-04-29

All about Chemistry crossword puzzle
Across
  1. mix homogeneous
  2. is element
  3. is centrifugation
  4. che analytical
  5. is decantation
  6. pro chemical
  7. is democritus
  8. che inorganic
  9. phy intensive
  10. mole polyatomic
  11. are mixture
  12. is temperature
  13. measurement density
  14. is a filtration
  15. is matter
  16. such as solid
  17. is solution
  18. element compound
  19. such gas
  20. is distillation
  21. such liquid
  22. seperation magnetic
Down
  1. are neutron
  2. occu sublimation
  3. is chromatography
  4. is length
  5. gradually condesation
  6. is period
  7. mole diatomic
  8. property extensive
  9. is freezing
  10. is electron
  11. c biochemistry
  12. are metals
  13. is a melting
  14. is molecule
  15. is evatporation
  16. mix heterogeneous
  17. is volume
  18. are distillation
  19. chem organic
  20. are suspension
  21. property physical
  22. is proton
  23. is hydrogen
  24. is a atom
  25. figures significant
  26. is a mass
  27. are colloids
  28. is sublimation

50 Clues: such gas • is length • is period • is volume • is proton • is matter • is a atom • is a mass • is element • are metals • are neutron • is freezing • is electron • is molecule • are mixture • is hydrogen • is solution • such liquid • is a melting • pro chemical • chem organic • are colloids • mole diatomic • is democritus • che inorganic • phy intensive • such as solid • c biochemistry • che analytical • is decantation • are suspension • ...

GENERAL CHEMISTRY 1 2020-04-20

GENERAL CHEMISTRY 1 crossword puzzle
Across
  1. deals with the synthesis and behavior of inorganic and organometallic compounds
  2. that can be measured and observed without changing the composition of the substance
  3. subdiscipline of chemistry that studies the structure, properties and reactions of organic compounds
  4. ability of a substance to react with other substances such as air, water, acid and base
  5. simplest form of matter since it is composed of only one kind of atom
  6. consisting of coarse particles which are visible to the naked eye
  7. composed of two or more substances combined physically in variable proportions
  8. looks at chemical principles in living organisms
  9. well-mixed and behave like a single substance
  10. consisting of a dispersed phase or the substance that is dissolved or scattered
  11. study of how matter behaves and its physical arrangement
  12. SUBSTANCE that has a definite composition and distinct properties
  13. which composition varies from one position to another
  14. does not depend on the size or amount of the sample
  15. substance can be easily decomposed or not
Down
  1. break into charged particles when in solution with water or not
  2. any substance that has mass and takes up space by having volume
  3. branch of science that deals with the identification of the substances of which matter is composed
  4. the substance undergoes combustion or not
  5. focuses on identifying and quantifying matter
  6. substance can damage an organism or not
  7. relatively uniform in composition; every portion is like every other portion
  8. reacts with acids, bases, oxygen, gas or not

23 Clues: substance can damage an organism or not • the substance undergoes combustion or not • substance can be easily decomposed or not • reacts with acids, bases, oxygen, gas or not • focuses on identifying and quantifying matter • well-mixed and behave like a single substance • looks at chemical principles in living organisms • ...

GENERAL CHEMISTRY 1 2020-04-20

GENERAL CHEMISTRY 1 crossword puzzle
Across
  1. simplest form of matter since it is composed of only one kind of atom
  2. that can be measured and observed without changing the composition of the substance
  3. relatively uniform in composition; every portion is like every other portion
  4. Cf is the symbol in the periodic table
  5. As is the symbol in the periodic table
  6. sub-discipline of chemistry that studies the structure, properties and reactions of organic compounds
  7. reacts with acids, bases, oxygen, gas or not
  8. substance can damage an organism or not
  9. consisting of a dispersed phase or the substance that is dissolved or scattered
  10. SUBSTANCE that has a definite composition and distinct properties
  11. deals with the synthesis and behavior of inorganic and nonmetallic compounds
  12. substance can be easily decomposed or not
  13. composed of two or more substances combined physically in variable proportions
Down
  1. does not depend on the size or amount of the sample
  2. consisting of coarse particles which are visible to the naked eye
  3. any substance that has mass and takes up space by having volume
  4. break into charged particles when in solution with water or not
  5. well-mixed and behave like a single substance
  6. branch of science that deals with the identification of the substances of which matter is composed
  7. looks at chemical principles in living organisms
  8. ability of a substance to react with other substances such as air, water, acid and base
  9. Pb is the symbol in the periodic table
  10. the substance undergoes combustion or not
  11. focuses on identifying and quantifying matter
  12. which composition varies from one position to another

25 Clues: Pb is the symbol in the periodic table • Cf is the symbol in the periodic table • As is the symbol in the periodic table • substance can damage an organism or not • the substance undergoes combustion or not • substance can be easily decomposed or not • reacts with acids, bases, oxygen, gas or not • well-mixed and behave like a single substance • ...

GENERAL CHEMISTRY 1 2020-04-20

GENERAL CHEMISTRY 1 crossword puzzle
Across
  1. relatively uniform in composition; every portion is like every other portion
  2. consisting of a dispersed phase or the substance that is dissolved or scattered
  3. the substance undergoes combustion or not
  4. that can be measured and observed without changing the composition of the substance
  5. composed of two or more substances combined physically in variable proportions
  6. well-mixed and behave like a single substance
  7. consisting of coarse particles which are visible to the naked eye
  8. which composition varies from one position to another
  9. focuses on identifying and quantifying matter
  10. any substance that has mass and takes up space by having volume
  11. substance can be easily decomposed or not
  12. simplest form of matter since it is composed of only one kind of atom
  13. looks at chemical principles in living organisms
  14. ability of a substance to react with other substances such as air, water, acid and base
Down
  1. sub-discipline of chemistry that studies the structure, properties and reactions of organic compounds
  2. break into charged particles when in solution with water or not
  3. substance can damage an organism or not
  4. SUBSTANCE that has a definite composition and distinct properties
  5. deals with the synthesis and behavior of inorganic and nonmetallic compounds
  6. branch of science that deals with the identification of the substances of which matter is composed
  7. reacts with acids, bases, oxygen, gas or not
  8. Cf is the symbol in the periodic table
  9. As is the symbol in the periodic table
  10. Pb is the symbol in the periodic table
  11. does not depend on the size or amount of the sample

25 Clues: Cf is the symbol in the periodic table • As is the symbol in the periodic table • Pb is the symbol in the periodic table • substance can damage an organism or not • the substance undergoes combustion or not • substance can be easily decomposed or not • reacts with acids, bases, oxygen, gas or not • well-mixed and behave like a single substance • ...

Chemistry Crossword Puzzle 2020-05-07

Chemistry Crossword Puzzle crossword puzzle
Across
  1. a positively charged ion
  2. the change of one or more substances into one or more different substances.
  3. a separation method that uses a porous or perforated device or material in order to separate out any solid matter.
  4. a stable subatomic particle, with a positive electrical charge equal in magnitude to that of an electron
  5. any chemical element which is a good conductor of both electricity and heat and which readily forms cations and ionic bonds with non-metals.
  6. it is a property of physical matter that is a measure of its resistance to acceleration when a net force is applied.
  7. it is the lightest element in the periodic table.
  8. change that takes place without any changes in molecular composition.
  9. anything that occupies space.
  10. it is an outer shell electron that is associated with an atom, and that can participate in the formation of a chemical bond if the outer shell is not closed.
  11. As solid matter is heated it eventually melts or changes into a liquid state.
  12. a substance capable of reacting with an acid to form a salt and water, or (more broadly) of accepting or neutralizing hydrogen ions.
  13. any persistent attraction between atoms, ions, or molecules that enables the formation of chemical compounds.
  14. a stable subatomic particle with a charge of negative electricity, primary carrier of electricity.
  15. the action or process of filtering something.
  16. it is a chemical substance that dissolves metals, typically a corrosive or sour-tasting liquid.
  17. it is a precious metal, it is also edible, its atomic symbol is Au.
  18. measure of mass per volume.
  19. it is a mixture where particles are distributed non-uniformly.
  20. most abundant element in the earth's crust
  21. the branch of science that deals with the identification of the substances of which matter is composed
  22. a negatively charged ion
  23. soft gray metal,with an atomic number of 20.
  24. basic unit of a chemical element.
Down
  1. the creator of the periodic table.
  2. greek word that means uncut
  3. ability to dissolve.
  4. it is a mixture where particles are distributed uniformly.
  5. digits that carry meaningful contributions to its measurement resolution
  6. he is a greek philosopher who believed all elements are made of fire, water, earth and air.
  7. a unit that measures the amount of a substance in terms of the absolute number of particles or entities composing the substance.
  8. a subatomic particle of about the same mass as a proton but without an electric charge.
  9. the product of the random distribution of one substance through another without any chemical reaction, as distinct from a compound.
  10. it is a special type of homogeneous mixture composed of two or more substances.
  11. he introduced the atomic theory.
  12. these elements are odorless, colorless, monatomic gases with very low chemical reactivity.
  13. change that takes place with changes in molecular composition.
  14. it is a variant of a particular chemical element which differs in the number of neutrons present in the nucleus.
  15. a compound made of sodium and chlorine.
  16. he created the plum pudding model.
  17. a mixture of metals or a metal and another substance.
  18. it uses heat to separate substances.
  19. it is a measure of the space occupied by an object.
  20. a substance that dissolves solute.
  21. how many states of matter are there?
  22. any object or material that allows the flow of an electric current in one or more directions.
  23. the medieval version of chemistry
  24. it is distinguished by its atomic number.
  25. it is a substance formed from two or more elements chemically united in fixed proportions.
  26. it is also known as iron oxide.

50 Clues: ability to dissolve. • a positively charged ion • a negatively charged ion • greek word that means uncut • measure of mass per volume. • anything that occupies space. • it is also known as iron oxide. • he introduced the atomic theory. • the medieval version of chemistry • basic unit of a chemical element. • the creator of the periodic table. • he created the plum pudding model. • ...

GENERAL CHEMISTRY CROSSWORD 2020-04-23

GENERAL CHEMISTRY CROSSWORD crossword puzzle
Across
  1. Has indefinite shape but definite volume
  2. Composed of two or more substances combined physically in variable proportions
  3. The smallest part of an element
  4. Chemical property whether the substance can damage an organism or not
  5. The phase transition in which gas turns to liquid
  6. The phase transition in which liquid turns to solid
  7. Also called solution; Type of mixture in which the components are uniformly distributed throughout
  8. Type of heterogeneous mixture in which one substance of microscopically dispersed insoluble or soluble particles is suspended throughout another substance.
  9. Separating a homogeneous mixture composed of 2 substances with different boiling points
  10. The phase transition in which liquid turns to gas
  11. Any substance that has mass and takes up space by having volume
  12. Also known as extrinsic physical property
Down
  1. A sample of matter with definite & constant composition & distinct chemical properties.
  2. Solid particles are allowed to settle first, then the liquid is poured into another container leaving behind the solid particles
  3. Also known as intrinsic physical property
  4. The quantity of matter in the object; determined by weighing the obect
  5. The simplest form of matter
  6. Branch of chemistry that studies about inorganic compounds, or compounds that don't contain a C-H bond
  7. is a system in which an ordinary decimal number is expressed as the product of a number between 1 and 10 times 10 raised to a power; expressed as N x 10n
  8. A substance formed when two or more elements are chemically joined
  9. The phase transition in which solid turns to liquid; can be used in extricating mixtures that contain 2 substances with different melting points
  10. Has definite shape and volume
  11. Occurs when a substance is converted to a new substance
  12. The phase transition in which gas transforms into solid without passing through the liquid phase
  13. Has indefinite shape and volume

25 Clues: The simplest form of matter • Has definite shape and volume • The smallest part of an element • Has indefinite shape and volume • Has indefinite shape but definite volume • Also known as intrinsic physical property • Also known as extrinsic physical property • The phase transition in which gas turns to liquid • The phase transition in which liquid turns to gas • ...

All About Chemistry 2020-05-05

All About Chemistry crossword puzzle
Across
  1. ratio of the mass of an object to the volume it occupies
  2. is the branch of science dealing with the structure, composition, properties, and the reactive characteristics of matter.
  3. quantity of matter in an object
  4. occurs when solid is turned into gas
  5. process wherein gas turns into liquid
  6. is a colloid on a liquid in a solid
  7. base unit of length
  8. base unit of luminous intensity
  9. determined when a certain quantitative value is relatively close to its true value
  10. matter that has definite composition and distinct properties
  11. process of separating homegeneous mixture using evaporation and condensation
  12. tells how hot or cold an object is
  13. composed of two or more substances combined physically in variable proportions
  14. physical property that concerns color, melting point, density and the such
  15. another method of separating complex mixtures, most commonly using filter paper
  16. physical property that concerns mass, volume, length and the such
  17. has definite shape and volume
  18. occurs when gas is converted to solid
  19. process of separating the components of a suspension
  20. determines whether the material is more active or less active than other members of its chemical family
  21. has no definite shape and volume
  22. process of separating homogenous mixture wherein the solid particles are allowed to settle first in the bottom
  23. a pure substance containing two or more kinds of atom chemically combined in a definite proportion by mass
  24. is anything that has mass and occupies space
  25. determines whether the substance can be easily decomposed or not
  26. has definite volume but not definite shape, takes the shape of its container
  27. determines whether a substance reacts with acids, bases and the such
Down
  1. process of separating homogeneous mixture using centrifugal force
  2. process wherein liquid turns into solid
  3. the liquid that passes through the strainer during filtration
  4. determines whether the substance undergoes combustion or not
  5. consistency of a result
  6. substances that remain in the strainer during filtration
  7. consists of coarse particles which are visible to the naked eye
  8. is a process of knowing about the natural universe through observation and experiment.
  9. is a colloid made up of two liquids that are immiscible and small particles suspended in it
  10. is a change to a sample of matter in which some properties of the material change, but the identity of the matter does not.
  11. base unit of time
  12. base unit of temperature
  13. base unit of amount of substance
  14. consists of a dispersed phase or substance that is dissolved or scattered'
  15. the process in which liquid turns into gas
  16. process where in solid turns into liquid
  17. simplest form of matter since its only made up of only one mind of atom
  18. base unit of electric current
  19. the liquid poured into another container after decantation
  20. also called a homogeneous mixture
  21. determines whether it will break into charged particles when in solution with water or not
  22. base unit of weight
  23. formed when solid particles are dispersed into anither solid
  24. a colloidal system of particles disperesed in gas
  25. amount of space occupied by a substance
  26. is formed when solid particles are dispersed in a liquid phase
  27. is a gas disbursed in a liquid or solid
  28. determines whether a substance is harmful to an organism or not

55 Clues: base unit of time • base unit of length • base unit of weight • consistency of a result • base unit of temperature • base unit of electric current • has definite shape and volume • quantity of matter in an object • base unit of luminous intensity • base unit of amount of substance • has no definite shape and volume • also called a homogeneous mixture • ...

Nuclear Chemistry Vocabulary 2020-12-17

Nuclear Chemistry Vocabulary crossword puzzle
Across
  1. rearrangement of DNA when hit by radiation
  2. determines which chemical element it is
  3. unstable atomic nucleus loses energy by radiation
  4. atoms of the same element with different numbers of neutrons
  5. particle: consist of two protons and two neutrons
  6. two smaller nuclei combine to form a larger nucleus
  7. particle: high speed electron emitted by the radioactive decay of an atomic nucleus
  8. positively charged central core of an atom
  9. Measure in rems
  10. smallest particle of an element
  11. number: Number of protons in the nucleus
Down
  1. rays: have no mass and no electric charge
  2. referring to the particles that make up the nucleus
  3. number: Number of protons and neutrons in the nucleus of an atom
  4. circles around the nucleus
  5. an atom or group of atoms that has a positive or negative charge
  6. simplest form of matter that is a unique set of properties
  7. composed of protons and neutrons
  8. splits into two smaller nuclei by a neutron
  9. life: amount of time it takes for half of a radioactive element to transform into something else
  10. a subatomic particle with no charge

21 Clues: Measure in rems • circles around the nucleus • smallest particle of an element • composed of protons and neutrons • a subatomic particle with no charge • determines which chemical element it is • number: Number of protons in the nucleus • rays: have no mass and no electric charge • rearrangement of DNA when hit by radiation • positively charged central core of an atom • ...

Chemistry Compound Review 2021-01-19

Chemistry Compound Review crossword puzzle
Across
  1. OH⁻
  2. Diatomic elements always contain _____ atoms covalently bonded together
  3. PO₄³⁻
  4. CO₃²⁻
  5. An acid that contains oxygen
  6. H₂O
  7. ClO₃⁻
  8. C₂H₃O₂⁻
  9. ClO₄⁻
  10. NH₃
  11. A compound that is dissolved in water to produce hydrogen ions.
  12. CrO₄²⁻
  13. SO₃²⁻
  14. HSO₄⁻
  15. NO₃⁻
Down
  1. The Stock number tells us the _____ of the ion.
  2. Cr₂O₇²⁻
  3. The seven diatomic elements in order of increasing atomic number.
  4. MnO₄⁻
  5. A positive ion.
  6. All acids begin with this element in their formula.
  7. ClO₂⁻
  8. NH₄⁺
  9. If a cation has more than one possible charge, its name needs to include this number.
  10. HCO₃⁻
  11. O₂²⁻
  12. NO₂⁻
  13. SO₄²⁻
  14. CH₄
  15. C₆H₁₂O₆
  16. A negative ion.
  17. CN⁻
  18. A symbol representing that a substance is dissolved in water

33 Clues: OH⁻ • H₂O • NH₃ • CH₄ • CN⁻ • NH₄⁺ • O₂²⁻ • NO₂⁻ • NO₃⁻ • PO₄³⁻ • MnO₄⁻ • CO₃²⁻ • ClO₂⁻ • ClO₃⁻ • HCO₃⁻ • ClO₄⁻ • SO₄²⁻ • SO₃²⁻ • HSO₄⁻ • CrO₄²⁻ • Cr₂O₇²⁻ • C₂H₃O₂⁻ • C₆H₁₂O₆ • A positive ion. • A negative ion. • An acid that contains oxygen • The Stock number tells us the _____ of the ion. • All acids begin with this element in their formula. • A symbol representing that a substance is dissolved in water • ...

Advanced Chemistry Crossword 2021-01-23

Advanced Chemistry Crossword crossword puzzle
Across
  1. Is a mixture that has particles ranging between 1 and 1000 nanometers in diameter, yet are still able to remain evenly distributed throughout the solution.
  2. A material made up of two or more different substances that are not chemically combined.
  3. a possible liquid that can be separated via the centrifuge
  4. Is a heterogeneous mixture in which the solute particles do not dissolve, but get suspended throughout the bulk of the solvent, left floating around freely in the medium.
  5. the clear liquid which passes through
  6. Involves the use of forceps, sieves, and other similar tools.
  7. Is the clear liquid that lies above the solid residue after centrifugation, precipitation, crystallization or settling.
  8. is a device that uses centrifugal force to separate various components of a fluid.
  9. uses the difference in degree to which substances are absorbed of an inert substance.
  10. The process typically involves heating the mixture until no more liquid remains
  11. A form of placer mining and traditional mining that extracts gold from a placer deposit using a pan.
Down
  1. It is a process that involves the evaporation and condensation of a volatile liquid.
  2. Is a mixture in which the composition is uniform throughout the mixture.
  3. Is a mixture in which the composition is not uniform throughout the mixture.
  4. Speeds up the settling of the precipitate.
  5. the process of removing suspended particles by using a filtering medium
  6. employs the lowering of the temperature so that the more insoluble component crystallizes out first.
  7. the solid particles which are retained in the filter paper
  8. Is a method in which some solids of a suspension mixture are allowed to settle and the less dense material is poured off.
  9. A product of distillery

20 Clues: A product of distillery • the clear liquid which passes through • Speeds up the settling of the precipitate. • a possible liquid that can be separated via the centrifuge • the solid particles which are retained in the filter paper • Involves the use of forceps, sieves, and other similar tools. • the process of removing suspended particles by using a filtering medium • ...

Chemistry PC 252 2021-01-25

Chemistry PC 252 crossword puzzle
Across
  1. - The readiness of a substance to produce hydrogen ions.
  2. - Measure of acidity or basicity of a substance.
  3. - The amount of space an object occupies.
  4. - Measure of the amount of matter in an object.
  5. - Chemical reaction in which thermal energy is released.
  6. The ability to rust do to oxygen
  7. - A chemical substance that produces hydroxide ions in solution and tastes bitter.
  8. - Property of a substance defining how easily it ignites and burns.
  9. Change - Process where one or more substances are altered into new and different substances.
  10. The ability to be drawn out into thin wires
  11. The characteristic of being able to attract because of an electrical force
  12. - Chemical reaction in which thermal energy is absorbed.
  13. - Property of a substance relating to how easily it reacts with other substances.
  14. - A solid substance that forms from a chemical reaction that takes place in a liquid solution.
  15. Property - A measurable characteristic (size, shape, or state ) of matter not involving interactions with other substances (as color, hardness, boiling point).
Down
  1. - The external features of a substance.
  2. - The amount of matter in a defined volume. (density = mass/volume)
  3. The ability to produce electricity
  4. - The readiness of a substance to produce hydroxide ions.
  5. The characteristic of a slow-moving sticky substance
  6. - The characteristic smell of a substance.
  7. Reaction - Combining substances so that new substances are formed that are not separated by normal chemical means. The new substances have properties different from those of the original substances.
  8. Point - Temperature at which a liquid substance becomes a gas.
  9. - A chemical substance that produces hydrogen ions in solution and tastes sour.
  10. Change - A type of change in which the form of matter is altered but one substance is not transformed into another.
  11. - Capacity of acid to react with a base, measured by the number of hydrogen atoms that can be replaced by a base.
  12. Property - A characteristic of a substance that describes its potential to change when interacting with other substances (reactivity with air or water, combustibility, flammability).
  13. The ability to be hammered or pressed down
  14. Point - Temperature at which a solid substance becomes a liquid.

29 Clues: The ability to rust do to oxygen • The ability to produce electricity • - The external features of a substance. • - The amount of space an object occupies. • - The characteristic smell of a substance. • The ability to be hammered or pressed down • The ability to be drawn out into thin wires • - Measure of the amount of matter in an object. • ...

Chemistry Chapter 3 2020-11-05

Chemistry Chapter 3 crossword puzzle
Across
  1. electron, an electron that is found in the outermost shell of an atom and that determines the atom's chemical property
  2. the reactant in reactions catalyzed by enzymes
  3. a substance made up of atoms of two or more different elements joined by chemical bonds
  4. a group of atoms that are held together by chemical forces
  5. a class of molecules that includes sugars, starters. And fiber; contains carbon hydrogen and oxygen
  6. The smallest unit of an element that maintains the chemical properties of that element
  7. energy, the minimum amount of energy needed to start a chemical reaction
  8. deoxyribonucleic, acid, that material that contains the instructions for that determines inherited characteristics
  9. adenosine triphosphate, an organic molecule that acts as the main energy source for cell process
  10. A substance that cannot be separated or broken down into simpler substances by chemical means
  11. an atom, radical, or molecule that has gained or lost one or more electrons and has a negative or positive charge
  12. ribonucleic acid, a natural polymer that is present in all living cells and that plays a role in protein synthesis
  13. a fat molecule of a molecules that has similar properties including waxes and steroids
  14. a substance that forms in a chemical reaction
Down
  1. an organic compound that consists of a sugar, a phosphate and a nitrogenous base
  2. a chemical species that donates protons or hydrogen ions and/or accepts electrons
  3. an organic compound that is made of one or more chains of amino acids and that is a principal constituent of all living cells
  4. a special type of homogeneous mixture composed of two or more substances
  5. the tendency of some substances to cling to other substances
  6. the attraction of molecules for other molecules of the same kind
  7. a substance or molecule that participates in chemical reaction
  8. a molecule wither protein or RNA, that acts as a catalyst in biochemical reactions
  9. site, on an enzyme, the site that attaches to a substrate
  10. acid, an organic compound either RNA or DNA whose molecules are made up of one or two chains of nucleotides and carry genetic information
  11. any compound that increases the number of hydroxide ions when dissolved in water
  12. the capacity to do work
  13. acid, a compound of a class of simple organic compounds that contain a carboxyl and an amino group and that combine to form proteins

27 Clues: the capacity to do work • a substance that forms in a chemical reaction • the reactant in reactions catalyzed by enzymes • site, on an enzyme, the site that attaches to a substrate • a group of atoms that are held together by chemical forces • the tendency of some substances to cling to other substances • ...

Chemistry Crossword Puzzle 2020-12-15

Chemistry Crossword Puzzle crossword puzzle
Across
  1. A term used to describe the shape of molecules and polyatomic ions that have one atom in center and four atoms at the corners of a tetrahedron.
  2. The name for this formula is Phosphorus Trichloride
  3. A negatively charged ion
  4. The name for this formula is Dinitrogen Trioxide
  5. The ability to make a material into things such as wires
  6. Is the way you can bend the material or shape it into any form
  7. Identified by the symbol χ, this measures the tendency of an atom to attract a shared pair of electrons.
  8. The formula is NaCl
  9. A positively charged ion
  10. The substance which allows electricity (electrons) to flow through them.
  11. Is the way light interacts with the surface of a crystal, rock, or mineral.
Down
  1. The formula is N2
  2. A shape that results when there are five bonds in the molecule. Three of the bonds are arranged along the atom's equator, with 120° angles between them; the other two are placed at the atom's axis.
  3. Any of the elements occupying group 17 of the periodic table.
  4. The formula for this is C6H12O6
  5. The name for this formula is Nitrogen Monoxide
  6. Materials that inhibit the flow of electrical current. (The opposite of conductors)
  7. The name for this formula is Hydrochloric Acid
  8. A colorless, odorless, and highly flammable gas, and the main component in natural gas, which is used to generate electricity and heat homes around the world. Its formula is CH4
  9. The name for this formula is Lithium Chloride
  10. The sharing of electrons between two nonmetals
  11. The formula for this is NH4

22 Clues: The formula is N2 • The formula is NaCl • A negatively charged ion • A positively charged ion • The formula for this is NH4 • The formula for this is C6H12O6 • The name for this formula is Lithium Chloride • The name for this formula is Nitrogen Monoxide • The name for this formula is Hydrochloric Acid • The sharing of electrons between two nonmetals • ...

Chemistry Crossword Puzzle 2021-02-22

Chemistry Crossword Puzzle crossword puzzle
Across
  1. A way of showing chemical proportions of atoms
  2. A compound with the chemical symbol NaCl
  3. A substance that is made of two or more elements
  4. It is defined as exactly 6.02214076×10²³ particles
  5. Water freezes at 0° and boils at 100° under standard conditions.
  6. The element with an atomic mass of 14.0067
  7. A measure of the ability of a substance, or more generally of any physical system, to transfer heat energy to another physical system
  8. An element with the O for symbol
  9. Its chemical symbol is H2O
  10. the unit of length in the metric system
  11. a measurement of how much matter is in an object
Down
  1. An arrangement of elements in order of atomic number
  2. A measurement system that uses kilo, centi, deci, etc.
  3. Is the scientific discipline involved with elements and compounds composed of atoms, molecules and ions
  4. The english measurement of temperature
  5. the first element in the periodic table
  6. An element with the atomic number 6
  7. It is the numerical equivalent of the atomic mass of an element
  8. Any substance that cannot be composed into smaller substances by chemical processes
  9. A measurement system that uses inches, foot,yard, etc.

20 Clues: Its chemical symbol is H2O • An element with the O for symbol • An element with the atomic number 6 • The english measurement of temperature • the first element in the periodic table • the unit of length in the metric system • A compound with the chemical symbol NaCl • The element with an atomic mass of 14.0067 • A way of showing chemical proportions of atoms • ...

Solid State Chemistry 2021-02-23

Solid State Chemistry crossword puzzle
Across
  1. One common example of network solids
  2. It exists as a pure element at room temperature in three different forms: graphite (the most stable form), diamond, and fullerene
  3. The most important of network covalent solids,which consists of extended arrays of covalently bonded silicon and oxygen atoms
  4. Which element has a non-polar (covalent) bond?
  5. What substance is a hydrogen-bonded?
  6. What type of cubic unit cell has one atom per unit cell?
  7. What solids include diamond, quartz, many metalloids, and oxides of transition metals and metalloids?
  8. What type of crystal usually consists of molecules at the lattice points of the crystal?
  9. What type of cubic unit cell has a packing efficiency of 74%?
  10. What type of solid often adopt cubic closest packed crystal structures?
  11. an ordered array of points describing the arrangement of particles that form a crystal
  12. What type of cubic unit cell has the coordination number 8?
Down
  1. in what type of solids the arrangement of particles is not in an orderly fashion
  2. What hole is formed by a planer triangle of touching spheres capped by a simple sphere lying in the dip between them?
  3. How many categories of solids are there?
  4. In what type of solid particles are arranged in an orderly fashion?
  5. What type of crystal structure consists of alternating positively-charged cations and negatively-charged anions?
  6. What solids are hard and brittle, with extremely high melting and boiling points, but their conductivity and hardness vary?
  7. What type of crystal consist of metal cations surrounded by a "sea" of mobile valence electrons?
  8. What hole lies between two triangles of spheres on adjoining layers?
  9. at what temperature most elements are solid?
  10. The only element that crystallizes in a simple cubic unit cell
  11. Which type of substance particles are close together and organized?
  12. How many types of cubic unit cells are there?
  13. What type of network crystal consists of atoms at the lattice points of the crystal, with each atom being covalently bonded to its nearest neighbor atoms?

25 Clues: One common example of network solids • What substance is a hydrogen-bonded? • How many categories of solids are there? • at what temperature most elements are solid? • How many types of cubic unit cells are there? • Which element has a non-polar (covalent) bond? • What type of cubic unit cell has one atom per unit cell? • ...

Chemistry Crossword Puzzle 2021-02-26

Chemistry Crossword Puzzle crossword puzzle
Across
  1. This element makes up pencil lead
  2. This is group one on the periodic table
  3. This type of bond is formed when atoms give or take electrons from one another
  4. The positive particle found in the nucleus
  5. I can't function without this in the morning
  6. The 118 elements are organized by atomic number on this
  7. The more common name for sodium chloride
  8. This type of bond occurs when atoms share electrons
  9. When atoms gain or lose electrons, they become _____
  10. number of protons in the atom
  11. Your absolute, most favorite class this year
  12. Also called dihydrogen monoxide, this substance is required for life
  13. This compound is found when you breathe out
Down
  1. This element is used in toothpaste to make your teeth stronger
  2. The weight of an element is its _________
  3. The negative particle in the atom
  4. This metal in period 4 explodes when put into water
  5. This Russian scientist is given credit for arranging the periodic table
  6. The particle in an atom responsible for isotopes
  7. The small particles that make up everything
  8. Also known as the charge of an atom

21 Clues: number of protons in the atom • This element makes up pencil lead • The negative particle in the atom • Also known as the charge of an atom • This is group one on the periodic table • The more common name for sodium chloride • The weight of an element is its _________ • The positive particle found in the nucleus • The small particles that make up everything • ...

Chemistry behind Respiration 2021-04-13

Chemistry behind Respiration crossword puzzle
Across
  1. force (N)/area (m^2)
  2. law stating volume is proportional to temperature when pressure constant
  3. during _______, pressure of lung is less than pressure of atmosphere
  4. change in lung volume / change in pressure
  5. decreased compliance means lungs are _______; they require more pressure to expand
  6. law stating pressure is inversely proportional to volume
  7. at rest, pressure of lungs is ______ to pressure of atmosphere
  8. Air flow depends on pressure gradient and ______ of tube
  9. represented by 'Q'
  10. reciprocal of compliance
Down
  1. air moves because it flows down a _________
  2. during ________, pressure of lung is greater than pressure of atmosphere
  3. air is pushed out of lungs by elastic ______
  4. measure of particles' kinetic energy
  5. contributes ~47mmHg to total pressure
  6. inspired air is humidified so not to disrupt ______ body temperature
  7. law stating pressure is proportional to temperature
  8. factor that must be constant in amonton's law
  9. true/false: pressure in one part of a container is equal to all other parts of a container
  10. airflow resistance determined mainly by _______ of tube

20 Clues: represented by 'Q' • force (N)/area (m^2) • reciprocal of compliance • measure of particles' kinetic energy • contributes ~47mmHg to total pressure • change in lung volume / change in pressure • air moves because it flows down a _________ • air is pushed out of lungs by elastic ______ • factor that must be constant in amonton's law • ...

Chapter 20 Chemistry 2021-04-15

Chapter 20 Chemistry crossword puzzle
Across
  1. hydrocarbons that have double or triple covalent bonds between adjacent carbon atoms
  2. is an organic acid that contains a carboxyl group attached to an R-group
  3. hydrocarbon in which all the carbon-carbon bonds are single bonds
  4. an atom or group of atoms that are responsible for the specific properties of an organic compound
  5. fossil fuel
  6. the arrangement of atoms in space is different
  7. organic chemists use this to represent organic compounds
  8. a complex mixture of different hydrocardons
  9. alkanes with carbon atoms attached in the form of a closed ring
  10. are compounds that can be further classified by structure and geometry
  11. colorless or light yellow liquid at room temperature
  12. a hydrocarbon that contains a carbon
Down
  1. is composed of only carbon and hydrogen
  2. covalently bonded compounds containing carbon
  3. names are used when naming branched-naming branched-chain alkanes
  4. aromatic organic compounds containing solely carbon and hydrogen atoms
  5. contains only single bonds
  6. also called constitutional
  7. considered derivates of carboxylic acids
  8. made by oxidizing secondary alcohols
  9. an organic compound derived from ammonia
  10. contains one or more hydroxyl groups
  11. are compounds in which one or more hydrogen atoms in an alkane have been replaced by halogen atoms
  12. formed by the oxidation of alcohols.
  13. an unsaturated hydrocarbon containing at least one carbon
  14. a pleasant-smelling colorless volatile liquid that is highly flammable. It is used as an anesthetic and as a solvent or intermediate in industrial processes.

26 Clues: fossil fuel • contains only single bonds • also called constitutional • made by oxidizing secondary alcohols • contains one or more hydroxyl groups • formed by the oxidation of alcohols. • a hydrocarbon that contains a carbon • is composed of only carbon and hydrogen • considered derivates of carboxylic acids • an organic compound derived from ammonia • ...

CHEMISTRY OF FOOD 2021-09-02

CHEMISTRY OF FOOD crossword puzzle
Across
  1. minerals required in amounts less than 100mg/ day
  2. vitamin B1
  3. high fructose corn syrup
  4. fats that have no double bonds between carbon atoms are said to be -
  5. extracellular cation
  6. flour bleaching agent
  7. oligosaccharide not broken down by digestive system
  8. scavenger of oxygen radicals
  9. magnesium stearate/ aluminum stearate
  10. precursor for NAD
  11. pyridoxine; precursor for pyridoxal phosphate
  12. partial hydrogenation of liquid oil into solid fat
  13. oil of this seed is rich in alpha-linolenic acid; reduce cholesterol levels
  14. found in oats and barley; associated with reduced risk of heart disease
  15. sulphite intolerance
  16. biologically active form of vitamin D
  17. sterol associated with coronary disease
  18. example of a food stabilizer
  19. example for phospholipid
Down
  1. excess of aspartate and glutamate
  2. needed for making CoA
  3. example for food acid
  4. peroxide scavenger
  5. metalloenzyme present in xanthine oxidase
  6. prevent foods from drying
  7. amylose + amylopectin
  8. intracellular cation
  9. accidental discovery by J. Schlatter
  10. precursor for beta-carotene
  11. thickeners are used in foods to increase -
  12. biotin
  13. oligosaccharide found in dried beans
  14. amino acid precursor to serotonin
  15. precursor for FAD and FMN
  16. metalloenzyme present in pyruvate carboxylase
  17. flavour enhancer

36 Clues: biotin • vitamin B1 • flavour enhancer • precursor for NAD • peroxide scavenger • extracellular cation • intracellular cation • sulphite intolerance • needed for making CoA • example for food acid • amylose + amylopectin • flour bleaching agent • high fructose corn syrup • example for phospholipid • prevent foods from drying • precursor for FAD and FMN • precursor for beta-carotene • ...

PS: Chemistry P2 2021-09-28

PS: Chemistry P2 crossword puzzle
Across
  1. The center of the atom. Where the Proton and neutron are located.
  2. A negatively charged subatomic particle located outside of the nucleus of the atom.
  3. One of the fundamental states of matter. A high-energy state of atoms and molecules.
  4. One of the fundamental states of matter in which the molecules do not have a fixed volume or shape. Molecules move the fastest.
  5. Physical change of matter that are reversible. solid One of the fundamental states of matter in which the molecules have both a fixed volume and a fixed shape. Molecules move the slowest.
  6. An element or compound produced by a chemical reaction.
  7. One of the fundamental states of matter in which the molecules have both a fixed volume but not a fixed shape
  8. Any change that does change the identity. Indicates how substance reacts with something else. Matter will be changed into a new substance
  9. A substance that speeds up a chemical reaction, but itself does not undergo any permanent chemical change
  10. A reaction in which the nucleus of an atom splits into two or more smaller, lighter nuclei.
  11. A reaction in which two nuclei combine to form a nucleus.
  12. Atoms of the same element with identical atomic numbers but different atomic masses due to different number of neutrons in the nucleus
Down
  1. An element or compound that enters into a chemical reaction.
  2. The transition of a substance directly from the solid to the gas state, without passing through the liquid state
  3. A neutral particle located in the nucleus with a charge of zero.
  4. A chemical reaction where energy is absorbed by the system from the surroundings
  5. A chemical reaction where energy is released from the system to the surroundings
  6. Energy in chemical reactions, it is the energy required to break chemical bonds to allow the reaction to proceed to products
  7. A positively charged subatomic particle located in the nucleus of an atom.
  8. Atoms combined in fix quantities. Atoms can be separated only by destroying substance.
  9. The outside of the atom. Where electron's are located.
  10. Any change that doesn’t change the identity. Observed with senses. Determined without changing matter.

22 Clues: The outside of the atom. Where electron's are located. • An element or compound produced by a chemical reaction. • A reaction in which two nuclei combine to form a nucleus. • An element or compound that enters into a chemical reaction. • A neutral particle located in the nucleus with a charge of zero. • ...

Organic Chemistry Crossword 2021-06-01

Organic Chemistry Crossword crossword puzzle
Across
  1. What type of organic oxygen compound has the general formula R-O-H and ending -ol
  2. This is the general formula for what type of organic oxygen compound R-O-R
  3. Chain compounds in which carbon-carbon bonds are either double or triple bonds
  4. The atoms of this isomer are all bonded in the same order but are arranged differently in space
  5. Cyclic forms of alkanes
  6. Amines, amides, and amino acids are all examples of what type of organic compounds
  7. The name of the substituent, R-CH3
  8. Organic compound that contains single bonds
  9. The type of isomers that are bonded in the same way but arranged differently in space
  10. An atom or group other than hydrogen on a molecule
  11. Compounds whose structures differ by a specific structural unit
  12. Organic compound that contains at least one double bond
Down
  1. Type of hydrocarbon that has one or more benzene rings
  2. The substances of this type of isomer have the same chemical formula but their atoms are bonded in different arrangements
  3. Ring of 6 carbon atoms bonded by alternating single and double bonds
  4. What is it called when a molecule has identical formations on the left and right
  5. Type of compound representation that uses lines, no letters or numbers
  6. What type of formula is this CH3-CH2-CH2-CH2-CH2-CH3
  7. Organic compound that contains at least one triple bond
  8. The same molecules with different structures are called

20 Clues: Cyclic forms of alkanes • The name of the substituent, R-CH3 • Organic compound that contains single bonds • An atom or group other than hydrogen on a molecule • What type of formula is this CH3-CH2-CH2-CH2-CH2-CH3 • Type of hydrocarbon that has one or more benzene rings • Organic compound that contains at least one triple bond • ...

Chemistry Final Project 2021-05-30

Chemistry Final Project crossword puzzle
Across
  1. : inorder for particles to react they must have an effective collision
  2. The attraction(affinity) an atom has for e- in a bond
  3. : matter is made of tiny particles
  4. : a mixture that spread evenly and looks uniform from the outside
  5. : a color change give us a pH range
  6. : The liquid that does the dissolving (commonly water)
  7. : when an atom, molecule, or ion loses one or more electrons in a chemical reaction
  8. : release Hydroxide in solution
  9. chemistry : the study of carbon containing compound
  10. : when an atom, molecule, or ion gains one or more electrons in a chemical reaction
  11. : the end result will be the average of all the possible structures
  12. : if two gases have the same volume temperature and pressure they will also have the same number of molecules
  13. : an ion composed of more than one atom
  14. : the energy required to remove the last valence e-
  15. : heavy nucleus split into leigher nucleus and energy
  16. : release hydrogen in solution
  17. : a weak acid in the presence of its conjugate bases can withstand a major fluctuation in pH when a strong acid or base is added, thus maintaining a constant pH until the system is broken
  18. : reduced version of molecules
  19. : a spontaneous decay with one reactant
  20. not spontaneous, forced
  21. : electrons are shared equally and nonmetal have the same or very similar electronegativities
Down
  1. : a mixture that spreads unevenly
  2. : two light nuclei combine to make a heavier one and huge energy
  3. : Amount of energy it takes to initiate / start a reaction
  4. : properties of both metal and non metal and a semi
  5. : measure atmospheric pressure
  6. : the study of reaction rates
  7. : when a stress is applied to a reaction in equilibrium, there will be a shift in the direction that will minimize the stress
  8. : a way of expressing numbers that are too large or too small to be conveniently written in decimal form.
  9. : measured by the quantity of something rather than its quality.
  10. : Technique uses naturalization to determine an unknown concentration of an acid or base
  11. : conduct electricity when dissolved in water because break into ions
  12. : electron that orbit in specific e- shell
  13. : Distance between the nucleus and the valence e- (bonding size)
  14. : stuff that dissolved in liquid
  15. : inorder for this collision to happen it requires sufficient energy and property orientation
  16. : metal and nonmetal bonded together
  17. : rate of forward and reverse reaction and the concentration of reactants and products
  18. : a homogeneous mixture ( solute dissolved in solvent)
  19. : an organic reaction, includes carbon

40 Clues: not spontaneous, forced • : the study of reaction rates • : measure atmospheric pressure • : release hydrogen in solution • : reduced version of molecules • : release Hydroxide in solution • : stuff that dissolved in liquid • : a mixture that spreads unevenly • : matter is made of tiny particles • : a color change give us a pH range • : metal and nonmetal bonded together • ...

Chemistry Final Project 2021-05-30

Chemistry Final Project crossword puzzle
Across
  1. : Reduced version of molecules
  2. : A weak acid in the presence of its conjugate bases can withstand a major fluctuation in pH when a strong acid or base is added, thus maintaining a constant pH until the system is broken
  3. : Technique uses naturalization to determine an unknown concentration of an acid or base
  4. : Conduct electricity when dissolved in water because break into ions
  5. : A mixture that spreads unevenly
  6. : When a stress is applied to a reaction in equilibrium, there will be a shift in the direction that will minimize the stress
  7. : Matter is made of tiny particles
  8. : The attraction(affinity) an atom has for e- in a bond
  9. : Release hydrogen in solution
  10. : A way of expressing numbers that are too large or too small to be conveniently written in decimal form.
  11. : When an atom, molecule, or ion loses one or more electrons in a chemical reaction
  12. : Two light nuclei combine to make a heavier one and huge energy
  13. : Amount of energy it takes to initiate / start a reaction
  14. : A mixture that spread evenly and looks uniform from the outside
  15. : The study of reaction rates
  16. : If two gases have the same volume temperature and pressure they will also have the same number of molecules
  17. : Measured by the quantity of something rather than its quality.
  18. : A homogeneous mixture ( solute dissolved in solvent)
  19. : The energy required to remove the last valence e-
  20. : The end result will be the average of all the possible structures
  21. : An organic reaction, includes carbon
Down
  1. : Rate of forward and reverse reaction and the concentration of reactants and products
  2. : Inorder for this collision to happen it requires sufficient energy and property orientation
  3. : When an atom, molecule, or ion gains one or more electrons in a chemical reaction
  4. : Heavy nucleus split into lighter nucleus and energy
  5. : Electron that orbit in specific e- shell
  6. : A spontaneous decay with one reactant
  7. : Properties of both metal and non metal and a semi
  8. : Not spontaneous, forced
  9. : Release Hydroxide in solution
  10. : Measure atmospheric pressure
  11. : The liquid that does the dissolving (commonly water)
  12. : Distance between the nucleus and the valence e- (bonding size)
  13. : The study of carbon containing compound
  14. : Metal and nonmetal bonded together
  15. : A color change give us a pH range
  16. : Electrons are shared equally and nonmetal have the same or very similar electronegativities
  17. : Stuff that dissolved in liquid
  18. : An ion composed of more than one atom
  19. : Inorder for particles to react they must have an effective collision

40 Clues: : Not spontaneous, forced • : The study of reaction rates • : Reduced version of molecules • : Measure atmospheric pressure • : Release hydrogen in solution • : Release Hydroxide in solution • : Stuff that dissolved in liquid • : A mixture that spreads unevenly • : Matter is made of tiny particles • : A color change give us a pH range • : Metal and nonmetal bonded together • ...

Organic Chemistry Crossword 2021-06-01

Organic Chemistry Crossword crossword puzzle
Across
  1. What type of organic oxygen compound has the general formula R-O-H and ending -ol
  2. This is the general formula for what type of organic oxygen compound R-O-R
  3. Chain compounds in which carbon-carbon bonds are either double or triple bonds
  4. The atoms of this isomer are all bonded in the same order but are arranged differently in space
  5. Cyclic forms of alkanes
  6. Amines, amides, and amino acids are all examples of what type of organic compounds
  7. The name of the substituent, R-CH3
  8. Organic compound that contains single bonds
  9. The type of isomers that are bonded in the same way but arranged differently in space
  10. An atom or group other than hydrogen on a molecule
  11. Compounds whose structures differ by a specific structural unit
  12. Organic compound that contains at least one double bond
Down
  1. Type of hydrocarbon that has one or more benzene rings
  2. The substances of this type of isomer have the same chemical formula but their atoms are bonded in different arrangements
  3. Ring of 6 carbon atoms bonded by alternating single and double bonds
  4. What is it called when a molecule has identical formations on the left and right
  5. Type of compound representation that uses lines, no letters or numbers
  6. What type of formula is this CH3-CH2-CH2-CH2-CH2-CH3
  7. Organic compound that contains at least one triple bond
  8. The same molecules with different structures are called

20 Clues: Cyclic forms of alkanes • The name of the substituent, R-CH3 • Organic compound that contains single bonds • An atom or group other than hydrogen on a molecule • What type of formula is this CH3-CH2-CH2-CH2-CH2-CH3 • Type of hydrocarbon that has one or more benzene rings • Organic compound that contains at least one triple bond • ...

Chemistry Review 10H 2021-06-12

Chemistry Review 10H crossword puzzle
Across
  1. Which unit of Chemistry is equivalent to 6.02 x 10^-23 particles?
  2. what process combines 2 light nuclei to create a heavier one and release energy?
  3. Which type of hydrocarbons contain double bonds within their molecular structure?
  4. Which bond contains the bonding of two nonmetals together?
  5. Which class of compound would this be under: -O-
  6. What conducts electricity when dissolved in water because it broke up into ions?
  7. What’s the name of the study of reaction rates?
  8. Figs _____ are used to convey the accuracy of an instrument’s measurement or of a calculation.
  9. Who was the man that performed the gold foil experiment?
  10. Electrons flow from ____ to Cathode.
  11. A solution is a homogeneous mixture of solute and _________
  12. What reaction is this: A + B→AB
  13. What technique would inquire into a physical or chemical separation process that separates solid matter and fluid from a mixture using a filter medium that has a complex structure through which only the fluid can pass?
Down
  1. Another name for changing constant
  2. When you lose electrons, you’re experiencing _______
  3. relating to, measuring, or measured by the quantity of something rather than its quality.
  4. Besides high temperature, what other condition is needed to help real gases act the most ideal?
  5. Which form of saturation holds more than the maximum amount of solute that a solution can contain?
  6. An ________ acid releases H (hydrogen) in Solution
  7. What do you call the heat required to raise the temperature of the unit mass of a given substance by a given amount (usually one degree)?
  8. Whose principle is this? When a stress is applied to a reaction in equilibrium, there will be a shift in the direction that will minimize the stress.
  9. What behaved like a “wave” sometimes?
  10. The time required for half of a radioactive sample to decay into another isotope in it’s decay series is called what?
  11. When a particle experiences more messiness and/or disorder, that’s the particles experiencing _________
  12. Which gas law is the only law with an inverse relationship?
  13. Electrons are shared equally in what type of covalent bond?

26 Clues: What reaction is this: A + B→AB • Another name for changing constant • Electrons flow from ____ to Cathode. • What behaved like a “wave” sometimes? • What’s the name of the study of reaction rates? • Which class of compound would this be under: -O- • An ________ acid releases H (hydrogen) in Solution • When you lose electrons, you’re experiencing _______ • ...

A Chemistry Crossword 2021-06-08

A Chemistry Crossword crossword puzzle
Across
  1. Rain on Mars
  2. property A chemist's home
  3. Klein V scrambled, unit
  4. one plague; characterized by bulges in the dermis
  5. Salt in water
  6. Two friends perambulate their neighborhood. One friend collapses, preventing both from peregrinating further. The collapsed friend is the_______
  7. Domestic violence
  8. Vice President's beginnings, of water
  9. Iconic without vision (one eye remains)
  10. A sponge at its capacity (for holding/maintaining water)
  11. Energy Like a runner before release, in operatic jewels
  12. A bitter platform
  13. Anarchy for physicists
  14. Like golden from Vienna, fruit
  15. Force between extremists
  16. Rob Flinch shaken,number two
Down
  1. Yields ingredients of the Atlantic
  2. Radioactive stains in Ukraine
  3. A busy frenchman
  4. Jiberish for Einstein
  5. (See 2 down) Solar systems sharing planets
  6. Authentic Mexican dish with chicken, chocolate, and chiles
  7. Government plus its people
  8. (See ) in liters
  9. Happy in politics, despondent in a corporate climate
  10. The process by which an old person grows angry
  11. Nuclear process producing grid energy
  12. Earth is to electron as its circuit is to an_____

28 Clues: Rain on Mars • Salt in water • A busy frenchman • Domestic violence • A bitter platform • (See ) in liters • Jiberish for Einstein • Anarchy for physicists • Klein V scrambled, unit • Force between extremists • property A chemist's home • Government plus its people • Rob Flinch shaken,number two • Radioactive stains in Ukraine • Like golden from Vienna, fruit • ...

Chemistry Word Puzzle 2021-06-08

Chemistry Word Puzzle crossword puzzle
Across
  1. are high polymers, which have elastic properties and can be stretched upto about 300 percent.
  2. Nanotechnology has the potential to make construction faster, cheaper and safer.
  3. The traditional chemical UV protection approach suffers from its poor long-term stability.
  4. The amount of exposure to a chemical is the single most significant factor of concern. There is a level of exposure for most chemicals below which no adverse effects are likely to be observed.
  5. An infinite periodic array of points in a space “
  6. strength, The strength of the plastic
  7. Atoms or group of atoms forming a building block of the smallest acceptable size of the whole volume of a crystal .
  8. having the property of becoming permanently hard and rigid when heated.
  9. The most advanced nanotechnology projects related to energy are: storage, conversion, manufacturing improvements by reducing materials and process rates, energy saving and enhanced renewable energy sources.
  10. are synthesized from a single type of monomer.
  11. The ability of the plastic to resist abrasion and wear.
  12. In this type of crystal periodicity is not maintained throughout the body.
  13. It involves pyrolysis of hydrocarbons such as acetylene at 7000C in the presence of Fe-silica or Fegraphite catalyst under inert conditions.
  14. are very large molecules made when hundreds of monomers join together to form long chains.
  15. nanomaterials have been deliberately engineered and manufactured by humans to have certain required properties.
  16. A group of one or more atoms, located in a particular way with respect to each other and associated with each point.
  17. Incorporating nanoparticles in paints could improve their performance, for example by making them lighter and giving them different properties.
  18. breathing in contaminated air.
  19. combine nanoparticles with other nanoparticles or with larger, bulk-type materials.
  20. In general, nanoparticles have a high surface area, and hence provide higher catalytic activity.
  21. Nanotechnology can be applied in the production, processing, safety and packaging of food.
Down
  1. biological systems often feature natural, functional nanomaterials.
  2. Applications of nanotechnology have the potential to change the entire agriculture sector and food industry from production to conservation, processing, packaging, transportation, and even waste treatment.
  3. chemical that causes birth defects.
  4. These nanomaterials are nanosized polymers built from branched units.
  5. may be incidentally produced as a byproduct of mechanical or industrial processes.
  6. When two or more different monomers together to polymerize their result.
  7. are a class of high polymers which can be molded into any desired form by heat and pressure.Resins are actually the binders used for plastics and these two terms are used synonymously.
  8. are chemical substances or materials that are manufactured and used at a very small scale.
  9. Nanotechnology has been a boon in medical field by delivering drugs to specific cells using nanoparticles.
  10. chemical that damages chromosome.
  11. With the growth in portable electronic equipment (mobile phones, laptop computers, remote sensors), there is great demand for lightweight, highenergy density batteries.
  12. is any solid material with its atoms, or smallest units of matter, organized in a repeating pattern
  13. the extent to which the polymer chains are arranged in a regular structure instead of a random fashion.
  14. The tendency of a polymer to pass extraneous materials.
  15. In this type of crystal periodicity is maintained throughout the body
  16. The huge market for large area, high brightness, flat-panel displays, as used in television screens and computer monitors, is driving the development of some nanomaterials.
  17. The extent to which the plastic affects light as it passes through the polymer.
  18. shortened to "Nanotech", it is the study of manipulating matter on an atomic and molecular scale.
  19. Chemicals vary widely in how toxic (poisonous) they are. Exposure to small amounts of highly toxic chemicals can be a greater danger than exposure to large amounts of less toxic chemicals.

40 Clues: breathing in contaminated air. • chemical that damages chromosome. • chemical that causes birth defects. • strength, The strength of the plastic • are synthesized from a single type of monomer. • An infinite periodic array of points in a space “ • The ability of the plastic to resist abrasion and wear. • The tendency of a polymer to pass extraneous materials. • ...

Chemistry Word Puzzle 2021-06-08

Chemistry Word Puzzle crossword puzzle
Across
  1. It involves pyrolysis of hydrocarbons such as acetylene at 7000C in the presence of Fe-silica or Fegraphite catalyst under inert conditions.
  2. are chemical substances or materials that are manufactured and used at a very small scale.
  3. The strength of the plastic
  4. biological systems often feature natural, functional nanomaterials.
  5. In this type of crystal periodicity is not maintained throughout the body.
  6. The huge market for large area, high brightness, flat-panel displays, as used in television screens and computer monitors, is driving the development of some nanomaterials.
  7. Nanotechnology has been a boon in medical field by delivering drugs to specific cells using nanoparticles.
  8. shortened to "Nanotech", it is the study of manipulating matter on an atomic and molecular scale.
  9. chemical that damages chromosome.
  10. When two or more different monomers together to polymerize their result.
  11. Nanotechnology can be applied in the production, processing, safety and packaging of food.
  12. An infinite periodic array of points in a space “
  13. In general, nanoparticles have a high surface area, and hence provide higher catalytic activity.
  14. nanomaterials have been deliberately engineered and manufactured by humans to have certain required properties.
  15. In this type of crystal periodicity is maintained throughout the body
  16. the extent to which the polymer chains are arranged in a regular structure instead of a random fashion.
  17. The ability of the plastic to resist abrasion and wear.
  18. The amount of exposure to a chemical is the single most significant factor of concern. There is a level of exposure for most chemicals below which no adverse effects are likely to be observed.
  19. having the property of becoming permanently hard and rigid when heated.
  20. Chemicals vary widely in how toxic (poisonous) they are. Exposure to small amounts of highly toxic chemicals can be a greater danger than exposure to large amounts of less toxic chemicals.
  21. Nanotechnology has the potential to make construction faster, cheaper and safer.
Down
  1. A group of one or more atoms, located in a particular way with respect to each other and associated with each point.
  2. The extent to which the plastic affects light as it passes through the polymer.
  3. The traditional chemical UV protection approach suffers from its poor long-term stability.
  4. breathing in contaminated air.
  5. are high polymers, which have elastic properties and can be stretched upto about 300 percent.
  6. Applications of nanotechnology have the potential to change the entire agriculture sector and food industry from production to conservation, processing, packaging, transportation, and even waste treatment.
  7. are very large molecules made when hundreds of monomers join together to form long chains.
  8. combine nanoparticles with other nanoparticles or with larger, bulk-type materials.
  9. The most advanced nanotechnology projects related to energy are: storage, conversion, manufacturing improvements by reducing materials and process rates, energy saving and enhanced renewable energy sources.
  10. are synthesized from a single type of monomer.
  11. are a class of high polymers which can be molded into any desired form by heat and pressure.Resins are actually the binders used for plastics and these two terms are used synonymously.
  12. These nanomaterials are nanosized polymers built from branched units.
  13. The tendency of a polymer to pass extraneous materials.
  14. With the growth in portable electronic equipment (mobile phones, laptop computers, remote sensors), there is great demand for lightweight, highenergy density batteries.
  15. Atoms or group of atoms forming a building block of the smallest acceptable size of the whole volume of a crystal .
  16. chemical that causes birth defects.
  17. Incorporating nanoparticles in paints could improve their performance, for example by making them lighter and giving them different properties.
  18. may be incidentally produced as a byproduct of mechanical or industrial processes.
  19. is any solid material with its atoms, or smallest units of matter, organized in a repeating pattern

40 Clues: The strength of the plastic • breathing in contaminated air. • chemical that damages chromosome. • chemical that causes birth defects. • are synthesized from a single type of monomer. • An infinite periodic array of points in a space “ • The tendency of a polymer to pass extraneous materials. • The ability of the plastic to resist abrasion and wear. • ...

Chemistry Word Puzzle 2021-06-08

Chemistry Word Puzzle crossword puzzle
Across
  1. In general, nanoparticles have a high surface area, and hence provide higher catalytic activity.
  2. are high polymers, which have elastic properties and can be stretched upto about 300 percent.
  3. The ability of the plastic to resist abrasion and wear.
  4. the extent to which the polymer chains are arranged in a regular structure instead of a random fashion.
  5. A group of one or more atoms, located in a particular way with respect to each other and associated with each point.
  6. The most advanced nanotechnology projects related to energy are: storage, conversion, manufacturing improvements by reducing materials and process rates, energy saving and enhanced renewable energy sources.
  7. nanomaterials have been deliberately engineered and manufactured by humans to have certain required properties.
  8. The extent to which the plastic affects light as it passes through the polymer.
  9. biological systems often feature natural functional nanomaterials.
  10. breathing in contaminated air.
  11. In this type of crystal periodicity is not maintained throughout the body.
  12. Nanotechnology can be applied in the production, processing, safety and packaging of food.
  13. With the growth in portable electronic equipment (mobile phones, laptop computers, remote sensors), there is great demand for lightweight, highenergy density batteries.
  14. are a class of high polymers which can be molded into any desired form by heat and pressure.Resins are actually the binders used for plastics and these two terms are used synonymously.
  15. These nanomaterials are nanosized polymers built from branched units.
  16. In this type of crystal periodicity is maintained throughout the body
  17. When two or more different monomers together to polymerize their result.
  18. are chemical substances or materials that are manufactured and used at a very small scale.
  19. is any solid material with its atoms, or smallest units of matter, organized in a repeating pattern
  20. Atoms or group of atoms forming a building block of the smallest acceptable size of the whole volume of a crystal .
Down
  1. Applications of nanotechnology have the potential to change the entire agriculture sector and food industry from production to conservation, processing, packaging, transportation, and even waste treatment.
  2. The amount of exposure to a chemical is the single most significant factor of concern. There is a level of exposure for most chemicals below which no adverse effects are likely to be observed.
  3. The traditional chemical UV protection approach suffers from its poor long-term stability.
  4. Chemicals vary widely in how toxic (poisonous) they are. Exposure to small amounts of highly toxic chemicals can be a greater danger than exposure to large amounts of less toxic chemicals.
  5. The strength of the plastic
  6. An infinite periodic array of points in a space “
  7. are very large molecules made when hundreds of monomers join together to form long chains.
  8. The tendency of a polymer to pass extraneous materials.
  9. shortened to "Nanotech", it is the study of manipulating matter on an atomic and molecular scale.
  10. The huge market for large area, high brightness, flat-panel displays, as used in television screens and computer monitors, is driving the development of some nanomaterials.
  11. chemical that damages chromosome.
  12. combine nanoparticles with other nanoparticles or with larger, bulk-type materials.
  13. Nanotechnology has the potential to make construction faster, cheaper and safer.
  14. are synthesized from a single type of monomer.
  15. nanotechnology shortened
  16. It involves pyrolysis of hydrocarbons such as acetylene at 7000C in the presence of Fe-silica or Fegraphite catalyst under inert conditions.
  17. Incorporating nanoparticles in paints could improve their performance, for example by making them lighter and giving them different properties.
  18. having the property of becoming permanently hard and rigid when heated.
  19. chemical that causes birth defects.
  20. may be incidentally produced as a byproduct of mechanical or industrial processes.
  21. Nanotechnology has been a boon in medical field by delivering drugs to specific cells using nanoparticles.

41 Clues: nanotechnology shortened • The strength of the plastic • breathing in contaminated air. • chemical that damages chromosome. • chemical that causes birth defects. • are synthesized from a single type of monomer. • An infinite periodic array of points in a space “ • The ability of the plastic to resist abrasion and wear. • ...

Intro to Chemistry 2022-05-05

Intro to Chemistry crossword puzzle
Across
  1. A change of one substance to another.
  2. Particles in the nucleus with an electric charge of 1+
  3. Any characteristic of a material that you can observe without changing the identity of the substance.
  4. Table where elements are arranged by increasing atomic number, and periodic changes in physical and chemical properties.
  5. The vertical columns in the periodic table.
  6. The process of separating substances, such as salt and water, in a mixture by evaporating a liquid and recondensing its vapor.
  7. Any characteristic of a material that you can observe that produces one or more new substances.
  8. The sum of the number of protons and the number of neutrons in the nucleus of an atom.
Down
  1. The mass of all substances that are present before a chemical change, known as the reactants, equals the mass of all of the substances that remains after the change, which are called the products.
  2. Uses the chemical symbol of an element surrounded by dots to represent the number of electrons in the outermost energy level.
  3. The number of protons in an atoms's nucleus.
  4. The horizontal rows of elements in the periodic table.
  5. An element is matter that is composed of only one type of atom.
  6. Particles with an electric charge of 1-
  7. A change in size, shape, or state of matter in which the identity of the substance remains the same.
  8. The small, positively charge center of he atom.
  9. Atoms of the same element that have different numbers of neutrons.
  10. Smaller particles that make up protons and neutrons.
  11. The area around the nucleus of an atom where electrons are most likely to be found.
  12. The weighted average mass of all naturally occurring isotopes of an element, measured in atomic mass units, according to their natural abundances.

20 Clues: A change of one substance to another. • Particles with an electric charge of 1- • The vertical columns in the periodic table. • The number of protons in an atoms's nucleus. • The small, positively charge center of he atom. • Smaller particles that make up protons and neutrons. • The horizontal rows of elements in the periodic table. • ...

Chemistry Chapter 9 2022-04-25

Chemistry Chapter 9 crossword puzzle
Across
  1. products ____ forming when one reactant runs out
  2. abbreviation for moles
  3. propane
  4. other reactions that consume one or more of the reactants or products
  5. stoichiometric quantities are used so to both reactants “____ ____” at the same time
  6. the reactant that is completely used up when a reaction is run to completion
  7. Hydrofluoric Acid
  8. the ______ of product calculated is the theoretical yield of that product
  9. mixture that contains the relative amounts of reactants that matches the numbers in the balanced equation
  10. when chemicals are mixed together so that they can undergo a reaction, they are often mixed in stoichiometric __________
  11. the amount of ________ is controlled by the limiting reactant
  12. The actual yield of a product as a percentage of the theoretical yield
  13. chemists say that the ________ equation for a chemical reaction describes the stoichiometry of the reaction
Down
  1. the ratio of moles of one substance to moles of another substance in a balanced chemical equation
  2. balanced equation can be multiplied by ____ ________ and you’d still have a balanced equation
  3. it is important to recognize that the coefficients in a balanced equation give the ________ number of molecules
  4. the process of using a chemical reaction equation to determine the relative amounts of reactants and products involved in a reaction
  5. _____________ Notation
  6. in chemistry, you cannot count molecules directly; instead we count by ________
  7. Big number used before each compound to balance equation
  8. we have to look for the ________ that is limiting to determine how much product can be formed
  9. use the _________ integers that satisfies a balanced equation
  10. the mass in grams of one mole of a compound
  11. The maximum amount of a given product that can be formed when the limiting reactant is completely consumed
  12. the amount of product actually obtained
  13. you must count by weighing, so you have to find the ________ reactant given the masses of the reactants
  14. you can use an ________ to predict the moles of products that a given number of moles of reactants will yield

27 Clues: propane • Hydrofluoric Acid • abbreviation for moles • _____________ Notation • the amount of product actually obtained • the mass in grams of one mole of a compound • products ____ forming when one reactant runs out • Big number used before each compound to balance equation • use the _________ integers that satisfies a balanced equation • ...

My Chemistry Puzzle 2022-05-16

My Chemistry Puzzle crossword puzzle
Across
  1. a reaction in which two or more substances combine to form a new compound
  2. an element that conducts heat and electricity poorly and that does not form positive ions in an electrolytic solution
  3. the state of matter in which the volume and shape of a substance are fixed
  4. a structural formula in which electrons are represented by dots; dot pairs or dashes between two atomic symbols represent pairs in covalent bonds
  5. one of the elements of Group 18 of the periodic table (helium, neon, argon, krypton, xenon, and radon); unreactive
  6. a prescribed decimal place that determines the amount of rounding off to be done based on the precision of the measurement
  7. an arrangement of the elements in order of their atomic numbers such that elements with similar properties fall in the same column, or group
  8. a chemical formula that shows the composition of a compound in terms of the relative numbers and kinds of atoms in the simplest ratio
  9. The law that states the repeating chemical and physical properties of elements change periodically with the atomic numbers of the elements
  10. one of the elements of Group 17 of the periodic table (fluorine, chlorine, bromine, iodine, and astatine); it combines with most metals to form salts
  11. the substance that is not used up completely in a reaction
  12. the substance that controls the quantity of product that can form in a chemical reaction
  13. a measure of the ability of an atom in a chemical compound to attract electrons
  14. the number of electrons that must be added to or removed from an atom in a combined state to convert the atom into the elemental form
Down
  1. the mass in grams of 1 mol of a substance
  2. a reaction in which one element or radical takes the place of another element or radical in a compound
  3. an ion made of two or more atoms
  4. a chemical formula that shows the number and kinds of atoms in a molecule, but not the arrangement of the atoms
  5. the maximum amount of product that can be produced from a given amount of reactant
  6. the oxidation reaction of an organic compound, in which energy as heat is released
  7. a reaction in which a gas, a solid precipitate, or a molecular compound forms from the apparent exchange of atoms or ions between two compounds
  8. a conversion factor that relates the amounts in moles of any two substances involved in a chemical reaction
  9. the percentage by mass of each element in a compound
  10. an element that is shiny and that conducts heat and electricity well
  11. the attractive force that holds atoms or ions together
  12. the attractive force that holds atoms or ions together
  13. a reaction in which a single compound breaks down to form two or more simpler substances
  14. a representation of a chemical reaction that uses symbols to show the relationship between the reactants and the products
  15. the condition of an atom expressed by the number of electrons that the atom needs to reach its elemental form
  16. a region in an atom where there is a high probability of finding electrons

30 Clues: an ion made of two or more atoms • the mass in grams of 1 mol of a substance • the percentage by mass of each element in a compound • the attractive force that holds atoms or ions together • the attractive force that holds atoms or ions together • the substance that is not used up completely in a reaction • ...

Chemistry Crossword Puzzle 2022-06-01

Chemistry Crossword Puzzle crossword puzzle
Across
  1. atom or molecule that has a charge becasue it has gained or lost electrons
  2. the smallest particle thats made up of matter
  3. Columns on the periodic table
  4. Rows on the periodic table
  5. allows us to change/convert between two units
  6. subatomic particles that have a negative charge
  7. used in a balanced chemical equation
  8. ion with a negative charge e- are gained
  9. Most reactive nonmetals
  10. another name for percent yield
Down
  1. Very reactive
  2. Conduct electricity and heat
  3. shows only the substances that undergo a change
  4. most comment element in the universe
  5. elements tend to be stable with eight valence electrons
  6. electrons are shared
  7. 1/12 the mass of a carbon-12 isotope
  8. an atom with the same number of protons but a different number of neutrons
  9. ion with a positive charge e- are lost
  10. synthesis always forms solids

20 Clues: Very reactive • electrons are shared • Most reactive nonmetals • Rows on the periodic table • Conduct electricity and heat • Columns on the periodic table • synthesis always forms solids • another name for percent yield • most comment element in the universe • 1/12 the mass of a carbon-12 isotope • used in a balanced chemical equation • ion with a positive charge e- are lost • ...

My Chemistry Puzzle 2022-05-17

My Chemistry Puzzle crossword puzzle
Across
  1. polyatomic ions that contain oxygen.
  2. usually has an oxidation number of –2.
  3. are identified simply by the element’s name.
  4. Shows how the atoms in each ion are bonded together.
  5. is a certain type of molecular compound.
  6. is numerically equal to its formula mass.
  7. The mass of a water molecule.
  8. are acids that contain hydrogen, oxygen,and a third element (usually a nonmetal).
  9. consists of the symbols for the elements combined in a compound.
  10. is the actual formula of a molecular compound.
  11. total numbers of positive charges and negative charges must be equal.
  12. showing the smallest whole-number mole ratio of the different atoms in the compound.
  13. is the sum of the average atomic masses of all atoms represented in its formula.
Down
  1. To distinguish the ions formed by such elements.
  2. is often useful to know the percentage by mass of a particular element in a chemical compound.
  3. are acids that consist of two elements,usually hydrogen and a halogen.
  4. can be assigned to atoms in order to keep track of electron. distributions in molecular as well as ionic compounds.
  5. involves combining the names of the compound’s positive and negative ions.
  6. indicates the relative number of atoms of each kind in a chemical compound.
  7. are bound together in a group and carry a characteristic charge.
  8. is numerically equal to its molar mass, so a compound’s molecular formula can also be found given the compound’s empirical formula and its molar mass.
  9. has an oxidation number of +1 in all compounds containing elements that are more electronegative than it but has an oxidation number of –1 with metals.
  10. has an oxidation number of –1 in all its compounds because it is the most electronegative element.
  11. can be written given the identities of the compound’s ions.
  12. Ions formed from a single atom.
  13. An ionic compound composed of a cation and the anion from an acid.
  14. is usually the compound’s empirical formula for ionic compounds.
  15. compounds composed of two elements.

28 Clues: The mass of a water molecule. • Ions formed from a single atom. • compounds composed of two elements. • polyatomic ions that contain oxygen. • usually has an oxidation number of –2. • is a certain type of molecular compound. • is numerically equal to its formula mass. • are identified simply by the element’s name. • is the actual formula of a molecular compound. • ...

Chemistry final review 2022-05-23

Chemistry final review crossword puzzle
Across
  1. three-dimensional arrangement of the atoms and chemical bonds in a molecule molecular shape
  2. Alkyne with 1 carbon
  3. Alkyne with 9 carbons
  4. Alkene with 3 carbons
  5. Alkene with 8 carbons
  6. Saturated hydrocarbon
  7. Alkane with 4 carbons
  8. Alkyne with 10 carbons
  9. An atom or group of atoms that replaces hydrogen in a hydrocarbon molecule
  10. the relationship between the relative quantities of substances taking part in a reaction or forming a compound
  11. Alkene with 7 carbons
  12. Alkyne with 5 carbons
  13. Alkene with 5 carbons
  14. Alkene with 6 carbons
  15. Alkene with 4 carbons
  16. Alkene with 10 carbons
  17. Alkyne with 3 carbons
  18. Alkane with 10 carbons
  19. Alkane with 3 carbons
  20. A compound of hydrogen and carbon
Down
  1. the physical laws that describe the properties of gases
  2. Unsaturated hydrocarbon with one or more triple bonds
  3. Alkane with 7 carbons
  4. Alkane with only 1 carbon
  5. Alkene with only 1 carbon
  6. Alkyne with 4 carbons
  7. Alkane with 9 carbons
  8. Alkane with 8 carbons
  9. the number of moles of a substance per litre of solution.
  10. Alkane with 6 carbons
  11. Alkane with 5 carbons
  12. Alkyne with 8 carbons
  13. Alkyne with 2 carbons
  14. Alkyne with 6 carbons
  15. Alkane with 2 carbons
  16. Alkene with 9 carbons
  17. Alkyne with 7 carbons
  18. Unsaturated hydrocarbon with one or more double bonds
  19. Alkene with 2 carbons
  20. defined as the mass in grams of one mole of a substance.
  21. Alkanes that are attached to a hydrocarbon chain

41 Clues: Alkyne with 1 carbon • Alkane with 7 carbons • Alkyne with 4 carbons • Alkyne with 9 carbons • Alkane with 9 carbons • Alkene with 3 carbons • Alkane with 8 carbons • Alkene with 8 carbons • Alkane with 6 carbons • Saturated hydrocarbon • Alkane with 5 carbons • Alkane with 4 carbons • Alkyne with 8 carbons • Alkyne with 2 carbons • Alkyne with 6 carbons • Alkane with 2 carbons • ...

Intro to Chemistry 2022-08-10

Intro to Chemistry crossword puzzle
Across
  1. a statement and explanation of your results
  2. the opposite of clear and colorless
  3. lab term for a dropper
  4. the steps we take in an experiment
  5. data we collect using instruments (numbers)
  6. glassware used for holding or transporting liquids
  7. the way we organize human's natural process of experimenting, scientifically
  8. the property of liquids to stick to themselves (water has a particularly high one)
  9. the study of matter
  10. anything that mass and volume
  11. how much "stuff" there is (often confused with weight)
Down
  1. a scientific procedure used to test a hypothesis
  2. the variable we change or manipulate
  3. a prediction or best guess
  4. the study of how living and nonliving things affect one another
  5. the variable we observe or measure
  6. a run through the procedures (you should do at least three)
  7. how much space something takes up
  8. data we collect using our 5 senses
  9. when scientists check each other's work
  10. to pollute or make impure (mixing our soapy and tap water pipets)

21 Clues: the study of matter • lab term for a dropper • a prediction or best guess • anything that mass and volume • how much space something takes up • the variable we observe or measure • the steps we take in an experiment • data we collect using our 5 senses • the opposite of clear and colorless • the variable we change or manipulate • when scientists check each other's work • ...

Atomic Chemistry Crossword 2022-11-03

Atomic Chemistry Crossword crossword puzzle
Across
  1. de Broglie proposed that electrons act as these
  2. Each element has a unique line spectrum because no two elements have the same arrangement of these
  3. His uncertainty principle states that it’s impossible to know both the momentum and position of an electron at the same time
  4. Bohr’s model is called the _____ model
  5. Atoms of different elements have different _____
  6. Of the three main subatomic particles, this one has the smallest mass
  7. He was the first to propose the idea of a smallest particle of matter, but his idea was rejected
  8. Experiments with these led to the discovery of the electron
  9. His was the first atomic model based on experimentation
  10. General region of space where the location of an electron is most probable
  11. This particle contributes to an atom’s mass but not its charge
Down
  1. He discovered the neutron
  2. This law refers to the set mass ratios between elements in a compound
  3. Bohr did this type of experimentation
  4. Means “indivisible”
  5. His model is called the “Plum Pudding” model
  6. His model included the discovery of the proton
  7. Bohr explained that line spectra suggested electrons orbited on different _____ levels
  8. The neutron was difficult to detect because it lacks this
  9. Rutherford’s model relied on experimentation with this
  10. This atomic part was discovered using the gold foil experiment

21 Clues: Means “indivisible” • He discovered the neutron • Bohr did this type of experimentation • Bohr’s model is called the _____ model • His model is called the “Plum Pudding” model • His model included the discovery of the proton • de Broglie proposed that electrons act as these • Atoms of different elements have different _____ • ...

Chemistry Vocabulary Review 2022-10-11

Chemistry Vocabulary Review crossword puzzle
Across
  1. the mass of an element's atom
  2. anything that takes up space and has weight
  3. when atoms of two substances connect to each other to make a compound
  4. an element that is not magnetic, malleable, or ductile, and conducts electricity poorly or not at all
  5. the chart we use to display all 118 known elements in the universe
  6. a substance formed when the atoms of two or more elements bond
  7. a subatomic particle that has no charge and makes up a nucleus
  8. a property of metal; means that this substance can be flattened into sheets without breaking
  9. when two or more substances come together without any bonding or reaction (for example, air or sea water)
  10. the center of an atom
  11. a pure substance made of only one type of atom
  12. an element that is magnetic, malleable, ductile, and conducts electricity
Down
  1. a subatomic particle that has a positive charge and makes up a nucleus
  2. a mixture with different consistency (easier to tell the different components apart)
  3. a property of an element; how good it is at allowing electricity to pass through it
  4. happens when substances come together and create a brand new substance, changing at an atomic level (usually results in an explosion or a change in temperature or color)
  5. a subatomic particle that is negatively charged and revolves around the nucleus
  6. the number of protons and electrons in the atom of an element
  7. an element with properties of both a metal and a nonmetal
  8. a property of an element; does it attract or repel other materials?
  9. a property of metal; means that this substance can be stretched into wire without breaking
  10. particle that makes up matter and is made up of different atoms
  11. changes the way a substance looks but does not change the atoms (for example, breaking a pencil in half or melting an ice cube)
  12. a mixture with a similar consistency (hard to tell the different components apart)
  13. a particle that makes up all matter and is made up of protons, neutrons, and electrons
  14. a property of an element; the temperature at which it changes from solid to liquid
  15. any of the elements in the 18th group of the periodic table (such as helium or carbon), which rarely react but glow when exposed to energy

27 Clues: the center of an atom • the mass of an element's atom • anything that takes up space and has weight • a pure substance made of only one type of atom • an element with properties of both a metal and a nonmetal • the number of protons and electrons in the atom of an element • a substance formed when the atoms of two or more elements bond • ...

Chemistry Crossword Puzzle 2022-09-09

Chemistry Crossword Puzzle crossword puzzle
Across
  1. the length between 2 peaks in a wave
  2. they make up everything
  3. element you think of when you see a banana
  4. element with atomic number 106
  5. atoms with fewer electrons then protons
  6. what we breath
  7. noble gas before radon
  8. a electron is
  9. gem that rubidium is based off of
  10. the shape of an s orbital
  11. responsible for the gold foil experiment
  12. number of protons an element has is referred to as
  13. sub-atomic particles with a -1 charge
  14. it is inside of milk
  15. atoms with the same number of protons, but different number of electrons
  16. atom that has gained or lost one or more electrons
  17. used to protect your clothes during labs
  18. color of cesium when burned
  19. when atoms absorb energy they become
  20. element with the symbol "FE"
  21. tiny object made entirely of protons and neutrons
  22. element with atomic number 50
Down
  1. tool used to hold objects
  2. particle of light
  3. represents an element
  4. sub-atomic particles with a +1 charge
  5. first element in the periodic table
  6. number below the elements symbol
  7. element with the atomic number 79
  8. particles that are smaller than atoms
  9. atoms with a negative charge are called
  10. gave off green flame in the flame lab
  11. sum of protons and neutrons in an atom
  12. element with the symbol "Na"
  13. atoms with different numbers of protons
  14. determined the color of the flame in the salt
  15. class you are solving this crossword puzzle in
  16. tool we used to hold the fire during the flame lab
  17. a proton is
  18. used to protect your eyes during labs
  19. element with the symbol "Si"
  20. number of protons hydrogen has
  21. 2nd element found in the periodic table
  22. sub-atomic particles with a zero charge
  23. noble gas before argon

45 Clues: a proton is • a electron is • what we breath • particle of light • it is inside of milk • represents an element • noble gas before radon • noble gas before argon • they make up everything • tool used to hold objects • the shape of an s orbital • color of cesium when burned • element with the symbol "Na" • element with the symbol "Si" • element with the symbol "FE" • ...

Chemistry Crossword Puzzle 2022-09-09

Chemistry Crossword Puzzle crossword puzzle
Across
  1. determined the color of the flame in the salt
  2. represents an element
  3. a proton is
  4. when atoms absorb energy they become
  5. color of cesium when burned
  6. atom that has gained or lost one or more electrons
  7. atoms with the same number of protons, but different number of electrons
  8. element that is also a planet
  9. the shape of an s orbital
  10. particle of light
  11. atoms with fewer electrons then protons
  12. element with the symbol "Db"
  13. atoms with different numbers of protons
  14. gem that rubidium is based off of
  15. number below the elements symbol
  16. used to protect your clothes during labs
  17. element with the symbol "Si"
  18. tiny object made entirely of protons and neutrons
  19. number of protons hydrogen has
  20. responsible for the gold foil experiment
  21. tool used to hold objects
  22. tool we used to hold the fire during the flame lab
Down
  1. sub-atomic particles with a zero charge
  2. noble gas before argon
  3. sum of protons and neutrons in an atom
  4. the length between 2 peaks in a wave
  5. element with the atomic number 79
  6. a electron is
  7. noble gas before radon
  8. it is inside of milk
  9. element you think of when you see a banana
  10. first element in the periodic table
  11. class you are solving this crossword puzzle in
  12. 2nd element found in the periodic table
  13. used to protect your eyes during labs
  14. element with atomic number 50
  15. number of protons an element has is referred to as
  16. element with the symbol "FE"
  17. particles that are smaller than atoms
  18. element with the symbol "Na"
  19. element with atomic number 106
  20. sub-atomic particles with a +1 charge
  21. gave off green flame in the flame lab
  22. sub-atomic particles with a -1 charge
  23. atoms with a negative charge are called
  24. they make up everything
  25. what we breath

47 Clues: a proton is • a electron is • what we breath • particle of light • it is inside of milk • represents an element • noble gas before argon • noble gas before radon • they make up everything • the shape of an s orbital • tool used to hold objects • color of cesium when burned • element with the symbol "FE" • element with the symbol "Na" • element with the symbol "Db" • ...

Chemistry Unit One 2022-08-19

Chemistry Unit One crossword puzzle
Across
  1. the SI unit of mass
  2. a measure of the amount of matter in an object.
  3. a common piece of laboratory glassware consisting of a finger-like length of glass or clear plastic tubing, open at the top and closed at the bottom.
  4. a room or building equipped for scientific experiments, research, or teaching, or for the manufacture of drugs or chemicals.
  5. the scientific study of the properties and behavior of matter
  6. a metal stand consisting of a long upright rod attached to a heavy rectangular base that is used with rings and clamps for supporting laboratory apparatus.
  7. when an object is largely immersed in a fluid, pushing it out of the way and taking its place
  8. roughly calculate or judge the value, number, quantity, or extent of.
  9. a scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact.
  10. the scale of temperature in which water freezes at 0° and boils at 100° under standard conditions.
  11. the force acting on the object due to gravity.
  12. a bottle, usually of glass, having a rounded body and a narrow neck, used especially in laboratory experimentation.
  13. the measure of how much “stuff” is in a given amount of space
  14. a thin glass vessel, with a lip for pouring, used as containers for liquids.
  15. the closeness of a result to the true value
  16. the process of changing or causing something to change from one form to another.
  17. base unit of thermodynamic temperature measurement in the International System of Units (SI)
Down
  1. a tall narrow container with a volume scale used especially for measuring liquids.
  2. a unit of measurement obtained by multiplication or division of the base units of a system
  3. a scale of temperature on which water freezes at 32° and boils at 212° under standard conditions.
  4. the intellectual and practical activity encompassing the systematic study of the structure and behaviour of the physical and natural world through observation and experiment.
  5. the SI unit of volume
  6. the amount of 3D space a substance or object occupies.
  7. large pincers for grasping and lifting vessels of heat-resistant material used in high temperature chemical reactions.
  8. SI unit for length
  9. a way of writing very large or very small numbers
  10. the number of digits in a value, often a measurement, that contribute to the degree of accuracy of the value
  11. a quantity chosen as a standard in terms of which other quantities may be expressed.
  12. refinement in a measurement, calculation, or specification, especially as represented by the number of digits given.
  13. king who tragically died by drinking chocolate milk

30 Clues: SI unit for length • the SI unit of mass • the SI unit of volume • the closeness of a result to the true value • the force acting on the object due to gravity. • a measure of the amount of matter in an object. • a way of writing very large or very small numbers • king who tragically died by drinking chocolate milk • the amount of 3D space a substance or object occupies. • ...

Chemistry Unit One 2022-08-19

Chemistry Unit One crossword puzzle
Across
  1. the SI unit of mass
  2. a measure of the amount of matter in an object.
  3. a common piece of laboratory glassware consisting of a finger-like length of glass or clear plastic tubing, open at the top and closed at the bottom.
  4. a room or building equipped for scientific experiments, research, or teaching, or for the manufacture of drugs or chemicals.
  5. the scientific study of the properties and behavior of matter
  6. a metal stand consisting of a long upright rod attached to a heavy rectangular base that is used with rings and clamps for supporting laboratory apparatus.
  7. when an object is largely immersed in a fluid, pushing it out of the way and taking its place
  8. roughly calculate or judge the value, number, quantity, or extent of.
  9. a scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact.
  10. the scale of temperature in which water freezes at 0° and boils at 100° under standard conditions.
  11. the force acting on the object due to gravity.
  12. a bottle, usually of glass, having a rounded body and a narrow neck, used especially in laboratory experimentation.
  13. the measure of how much “stuff” is in a given amount of space
  14. a thin glass vessel, with a lip for pouring, used as containers for liquids.
  15. the closeness of a result to the true value
  16. the process of changing or causing something to change from one form to another.
  17. base unit of thermodynamic temperature measurement in the International System of Units (SI)
Down
  1. a tall narrow container with a volume scale used especially for measuring liquids.
  2. a unit of measurement obtained by multiplication or division of the base units of a system
  3. a scale of temperature on which water freezes at 32° and boils at 212° under standard conditions.
  4. the intellectual and practical activity encompassing the systematic study of the structure and behaviour of the physical and natural world through observation and experiment.
  5. the SI unit of volume
  6. the amount of 3D space a substance or object occupies.
  7. large pincers for grasping and lifting vessels of heat-resistant material used in high temperature chemical reactions.
  8. SI unit for length
  9. a way of writing very large or very small numbers
  10. the number of digits in a value, often a measurement, that contribute to the degree of accuracy of the value
  11. a quantity chosen as a standard in terms of which other quantities may be expressed.
  12. refinement in a measurement, calculation, or specification, especially as represented by the number of digits given.
  13. king who tragically died by drinking chocolate milk

30 Clues: SI unit for length • the SI unit of mass • the SI unit of volume • the closeness of a result to the true value • the force acting on the object due to gravity. • a measure of the amount of matter in an object. • a way of writing very large or very small numbers • king who tragically died by drinking chocolate milk • the amount of 3D space a substance or object occupies. • ...

Chemistry Matter Review 2022-09-01

Chemistry Matter Review crossword puzzle
Across
  1. 2+ substances that are physically mixed
  2. Charged particles of ions and electrons
  3. Separating cream from milk
  4. Smallest unit of element w/ same prop.
  5. Matter with definite shape and volume
  6. The amount of space an object takes up
  7. Separating oil and water
  8. Anything that has mass and take up space
  9. Separating two solids, one is magnetic
  10. What's being dissolved
  11. Coffee beans & water do this for coffee
  12. Matter with indefinite shape and volume
  13. Do this to get salt from salt water
  14. Substance with 2 or more types of atoms
  15. Mixture looks uniform (can't see parts)
  16. Homogeneous mixture with two main parts
Down
  1. The smallest unit of an element/compound
  2. What's dissolving the solute
  3. Used to separate beads from flour
  4. The ink in a marker does this to work
  5. Mixture doesn't look uniform (see parts)
  6. Sep. 2 liquids w/different boil points
  7. Measures the amount of matter of object
  8. Substance with 1 type of atom
  9. Has indefinite shape & definite volume

25 Clues: What's being dissolved • Separating oil and water • Separating cream from milk • What's dissolving the solute • Substance with 1 type of atom • Used to separate beads from flour • Do this to get salt from salt water • Matter with definite shape and volume • The ink in a marker does this to work • Smallest unit of element w/ same prop. • The amount of space an object takes up • ...

Chemistry Unit Review 2017-02-12

Chemistry Unit Review crossword puzzle
Across
  1. Chemical elements abbreviation
  2. A combination of two or more elements linked together
  3. mass Number of protons and neutrons in an atom
  4. A substance consisting of atoms which all have the same number of protons
  5. This carries a neutral charge
  6. The ingredients present before the reaction happens
  7. Heat is created
  8. Gas any of the elements that are considered gaseous
  9. Are called the building blocks of matter
  10. Are bad conductors of heat and electricity
  11. When atoms of different elements are combined they form this
  12. Mendeleev This man created the periodic table
Down
  1. Column of elements in the periodic table
  2. Regions of space outside the nucleus of an atom where an electron may exit
  3. electron These are electrons that are in the outermost shell of an atom
  4. This carries a negative charge
  5. Carries a positive charge
  6. Heat is taken away
  7. Located on the stair steps between metals and nonmetals
  8. Numbered 1-7, atomic numbers increase from left to right
  9. of Conservation of Mass The number of atoms before and after a reaction takes place is always the same
  10. This is called the center of an atom
  11. The ingredients produced after the reaction takes place
  12. Is a good conductor of heat and electricity

24 Clues: Heat is created • Heat is taken away • Carries a positive charge • This carries a neutral charge • Chemical elements abbreviation • This carries a negative charge • This is called the center of an atom • Column of elements in the periodic table • Are called the building blocks of matter • Are bad conductors of heat and electricity • Is a good conductor of heat and electricity • ...

chemistry unit crossword 2017-02-13

chemistry unit crossword crossword puzzle
Across
  1. Atomic particles found in the nucleus of an atom and carry a positive charge
  2. a group of atoms bonded together
  3. properties characteristic of no more than two electrons
  4. Atomic particles that move around the nucleus of an atom and carry a negative charge
  5. of Conservation of Mass mass in an isolated system is neither created or destroyed by chemical reaction or physical transformation.
  6. the number of protons in the nucleus of an atom
  7. He formulated the Periodic Law
  8. brittle,not malleable or ductile,poor conductors of heat and electricity
  9. (on the P.T.) the horizontal lines on the periodic table
  10. Gas any of the most gaseous elements like helium,neon,krypton
  11. the central and most important part of an object
Down
  1. are the ingredients produced AFTER the reaction takes place
  2. is a substance formed when two or more chemical elements are chemically bonded together.
  3. (on the P.T.) columns on the periodic table
  4. that is associated with an atom
  5. Atomic particles found in the nucleus of atoms and carry NO electrical charge
  6. an extremely small amount of a thing or quality
  7. the mass of an atom of a chemical element expressed in atomic mass units
  8. Shares characteristics of both nonmetals and metals
  9. atoms having the same number of protons
  10. solid,shiny, good conductors of heat and electricity, ductile, and malleable
  11. abbreviation or the element

22 Clues: abbreviation or the element • He formulated the Periodic Law • that is associated with an atom • a group of atoms bonded together • atoms having the same number of protons • (on the P.T.) columns on the periodic table • an extremely small amount of a thing or quality • the number of protons in the nucleus of an atom • the central and most important part of an object • ...

Chemistry: The puzzler 2016-10-13

Chemistry: The puzzler crossword puzzle
Across
  1. something happens a lot of times
  2. neutral particle
  3. circles around
  4. protons and neutrons added
  5. emission spectra
  6. same number of protons, different number of neutrons
  7. modern depiction of the atom
  8. amount of energy that a proton/electron can have
  9. length of sound waves
  10. what an atom weighs
  11. an object was split using ________
  12. another word for orbit
Down
  1. positive particle
  2. electrons zoom around this
  3. where electrons are
  4. a particle with quantum light
  5. makes up elements
  6. zooms really fast in fun shapes around something
  7. electromagnetic radiation
  8. nuclear decay
  9. used to do things
  10. formed when electrons lose electrons
  11. how electrons go around atoms
  12. pattern of negative particles
  13. radioactivity decay at a certain rate
  14. radioactive decay
  15. how many electrons surround the atom
  16. another word for Quantum
  17. an object was put back together by using ________

29 Clues: nuclear decay • circles around • neutral particle • emission spectra • positive particle • makes up elements • used to do things • radioactive decay • where electrons are • what an atom weighs • length of sound waves • another word for orbit • another word for Quantum • electromagnetic radiation • electrons zoom around this • protons and neutrons added • modern depiction of the atom • ...

Chemistry Vocabulary Crossword 2016-10-13

Chemistry Vocabulary Crossword crossword puzzle
Across
  1. Hertz(hZ)
  2. Candium's *blank* is 1.81g
  3. (2 words) Time it takes to divide in half
  4. "what goes aroung comes around"
  5. Has a positive charge
  6. Negative orbital
  7. (2 words) Nuclear Decay
  8. Makes up everything
  9. (2 words)Nobel Prize 1922 for this model
  10. does not have an equal number of positive and negative charges
  11. The center
  12. Has no charge
  13. (2 words)X-rays
  14. A certain amount
  15. Dividing
  16. Example-light particle
Down
  1. (2 words) Radioactive Decay
  2. (2 words)Number that organizes the periodic table
  3. (2 words)Electron distribution
  4. (2 words)Cloud of negative energy in Bohr model
  5. (2 words)Atomic Rainbow
  6. Combining
  7. (2 words)Total Number of protons and neutrons
  8. (3 words)Helium's *blank* is 4.003
  9. (2 words)Fixed amount of energy
  10. Example-soundwaves
  11. Example lightning
  12. Has a negative charge

28 Clues: Dividing • Hertz(hZ) • Combining • The center • Has no charge • (2 words)X-rays • Negative orbital • A certain amount • Example lightning • Example-soundwaves • Makes up everything • Has a positive charge • Has a negative charge • Example-light particle • (2 words) Nuclear Decay • (2 words)Atomic Rainbow • Candium's *blank* is 1.81g • (2 words) Radioactive Decay • (2 words)Electron distribution • ...

General Chemistry 2 2017-01-10

General Chemistry 2 crossword puzzle
Across
  1. Study of atomic,subatomic and particle phenomena in chemical systems.
  2. Water-loving.
  3. Have a definite shape and a definite volume.
  4. The hand-on application of many chemical principles and procedures.
  5. Substance DOES NOT dissolve in the solvent.
  6. Study of chemical phenomena in nature.
  7. Are substances that decrease the surface tension of water.
  8. Water-hating.
  9. Study of properties and behavior of inorganic compounds.
  10. Two pair of liquids can not mix.
  11. Study and research of the properties,composition,structure and transformation of wheat and grains.
  12. The solute crystallizes when the solution is heated.
  13. Between non-polar molecules.
  14. Study of the structure,properties,composition,preparation and reactions of carbon-based compounds.
  15. Between polar molecules.
  16. Study of chemical compounds to identify them and determine their property.
  17. This type of solids are made up of atoms and are joined by covalent bonds.
  18. Study of chemical synthesis and the properties of polymers and macromolecules.
  19. ________ is desired for the dishwasher.
  20. Homogenous mixture made up of atoms,ions or molecules.
  21. Molecules with polar bonds of ten behave in an electric field as if they had acenter of positive charge and negative charge and a center of negative charge.
  22. When solute is added,the solute dissolves.
  23. ________ is desired for cars.
Down
  1. When solute is added,the solute no longer dissolves.
  2. Study of chemical processes and reactions in living things.
  3. Refers to the amount of solute that can dissolve in a given amount of solvent at room temperature under given conditions.
  4. The dissolving medium.
  5. ________ is the resistance to flow.
  6. Interaction of an ion with the charge end of another molecule.
  7. Force which keeps molecule together in hands.
  8. Measure of the tendency for liquid pqrticles to enter gas phase at a given temperature.
  9. The branch of science that deals with the identification of the substances.
  10. Have an indefinite shape and a definite volume.
  11. Have particles that are arranged in a definite geometric pattern.
  12. Attractive force between molecules.
  13. Typically found in aqueous solutions of ionic compounds,such as salt water.
  14. Study of the interchange between chemical and electrical energy.
  15. Strong dipole-dipole forces.
  16. Two substances mix completely in all proportions.
  17. In the __________ the particles are randomly arranged(like in a gas).
  18. The particles of _______ are positive and negative ions.
  19. It is the inward pull which tends to minimize the surface area of a liquid.
  20. Have particles that are not located in any particular position.
  21. Made up of particles which are in continual random motion.
  22. The dissolved medium.
  23. Substance is dissolved in the solvent.

46 Clues: Water-loving. • Water-hating. • The dissolved medium. • The dissolving medium. • Between polar molecules. • Strong dipole-dipole forces. • Between non-polar molecules. • ________ is desired for cars. • Two pair of liquids can not mix. • ________ is the resistance to flow. • Attractive force between molecules. • Study of chemical phenomena in nature. • ...

Organic Chemistry Crossword 2016-11-29

Organic Chemistry Crossword crossword puzzle
Across
  1. A molecule or functional group derived by condensation of an alcohol and an acid with simultaneous loss of water
  2. A molecule or portion of a molecule whose atoms form a ring
  3. The major product of a dehydrohalogenation elimination reaction is the more highly substituted alkene
  4. A chemical that can donate a proton or accept an electron pair in reactions
  5. An atom or group other than hydrogen on a molecule
  6. A device used to measure the amount and direction that a substance rotates plane polarized light
  7. An atom which has lost or gained electrons and become charged
  8. A substance that can make a chemical reaction faster but which is not actually needed to produce the reaction nor is used in the reaction
  9. A functional group characterized by a carbon-carbon double bond
  10. A functional group characterized by the N-C=O moiety
Down
  1. A chemical that can accept a proton or donate an electron pair in reactions
  2. When substances cannot dissolve into one another
  3. A substance (usually a liquid) added to dissolve other substance
  4. The smallest piece of an atom that can exist in a free state
  5. Describes when a molecule consists of two or more smaller ones
  6. A functional group characterized by the C-O-H moiety
  7. The simplest secondary alcohol, (CH3)2CHOH
  8. Asymmetric in such a way that the structure and its mirror image are not superimposable
  9. A functional group characterized by an oxygen atom single-bonded to two carbon atoms
  10. A functional group characterized by a carbonyl group flanked by a hydrogen atom on one side and a carbon on the other

20 Clues: The simplest secondary alcohol, (CH3)2CHOH • When substances cannot dissolve into one another • An atom or group other than hydrogen on a molecule • A functional group characterized by the C-O-H moiety • A functional group characterized by the N-C=O moiety • A molecule or portion of a molecule whose atoms form a ring • ...

Science vocabulary Chemistry 2017-11-14

Science vocabulary Chemistry crossword puzzle
Across
  1. pure substance formed when at least one metal and one non-metal combine.
  2. new substance produced in a chemical reaction.
  3. amount of mass in a given volume of a substance.
  4. Mass of one atom of an element calculated from the total number of protons,neutrons, and electrons of that atom
  5. a chemical reaction that absorbs energy.
  6. homogeneous mixture; mixture of two or more pure substances that look like one substance.
  7. Invisible negatively charged particle that orbits the nucleus of an atom.
  8. table in which the elements are organized by their physical and chemical properties.
  9. cloudy mixture in which tiny particles of one substance are held within another, and the particles can be separated out.
  10. pure substance that cannot be broken down into other substances; substance made up of only one type of atom
  11. an experiment in which one or more products of a chemical reaction can escape.
Down
  1. chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy.
  2. how easily a substance can be stretched into wire.
  3. element that has both metallic and nonmetallic properties.
  4. neutral particle in the nucleus of an atom.
  5. principle that matter is not created or destroyed in a chemical reaction; the mass of the products always equals the mass of the reactants
  6. chemical combination of two or more elements in a specific ratio
  7. Measure of atomic mass.
  8. description of how a substance interacts with other substances, such as acids;chemical properties are observable only when achemical change occurs
  9. change that results when two or more substances react to create a different substance.
  10. change of state from solid to liquid.
  11. Group 1 elements in the periodic table, not including hydrogen.
  12. brittle element that does not conduct electricity.
  13. substance that helps a chemical reaction to proceed more quickly.
  14. group 18 elements in the periodic table; the most stable and unreactive elements.
  15. 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

26 Clues: Measure of atomic mass. • change of state from solid to liquid. • a chemical reaction that absorbs energy. • neutral particle in the nucleus of an atom. • new substance produced in a chemical reaction. • amount of mass in a given volume of a substance. • how easily a substance can be stretched into wire. • brittle element that does not conduct electricity. • ...

Motion and Chemistry 2017-10-31

Motion and Chemistry crossword puzzle
Across
  1. a force that stops or slows down an object (f________)
  2. acid + metal --> salt + h____________
  3. name of compound CuO
  4. Newton's law number which describes inertia (f_______)
  5. substance made of one type of atom only (e____________)
  6. element with formula Cl
  7. substance made of 2 or more different atoms (c____________)
  8. the tendency of an object to keep its motion (i___________)
  9. measured in m/s2 or ms-2 (a______________)
  10. scientist with 3 laws of motion (N______)
  11. speed is measured in __________ per second
  12. forces are measured in N_________
Down
  1. the one thing that you change in an experiment (i________ variable)
  2. acid + carbonate --> salt + water + c_______________
  3. the things that need to be the same in experiments (c_______ variables)
  4. Newton's Law that says force depends on acceleration and mass (s_______)
  5. force is calculated by m______ x acceleration
  6. what you measure in the results for an experiment(d_________ variable)
  7. speed is calculated by the formula distance divided by __________
  8. Newtons law number that says 'Forces have an equal and opposite force'(t____)
  9. element with formula Fe
  10. another name for a chemical change (r__________)
  11. acid + base --> salt + w_____________

23 Clues: name of compound CuO • element with formula Cl • element with formula Fe • forces are measured in N_________ • acid + base --> salt + w_____________ • acid + metal --> salt + h____________ • scientist with 3 laws of motion (N______) • measured in m/s2 or ms-2 (a______________) • speed is measured in __________ per second • force is calculated by m______ x acceleration • ...

Chemistry Unit 1 2019-04-06

Chemistry Unit 1 crossword puzzle
Across
  1. Orbitals of similar energy are grouped in subshells that are labelled _ _ _ _ _(5)
  2. Atomic ______ is a measurement used for the size of atoms. It can be regarded as the distance from the nucleus to the outermost electrons (6)
  3. When considering the formula of an ionic compound, the total number of ___________ charges on the metal ions must equal the total number of negative charges on the non-metal ions. (8)
  4. The lattice of cations is surrounded by a sea of ____________ electrons. (11)
  5. The _____ mass of an element or compound is the mass, in grams, of one mole of that element or compound. Molar mass is given the symbol M and the unit g mol–1. (5)
  6. Have the same chemical properties but different physical properties such as mass, density and radioactivity (8)
  7. When an electron falls from a higher energy shell to a lower energy shell, it emits energy in the form of ________ (5)
  8. _______ compounds do not conduct electricity in the solid state. (6)
  9. _________________ is the ability of an element to attract electrons towards itself (17)
  10. _______ in the outer shell are called valence electrons (9)
  11. The __________ formula of a compound gives the simplest whole number ratio of atoms or ions in the compound. (9)
  12. From left to right across a period, the core charge of atoms _________, so the attractive force felt between the valence electrons and the nucleus increases. (9)
  13. _________ bonding is the electrostatic force of attraction between a lattice of positive ions and delocalised valence electrons.(8)
  14. An ______ is a mixture of a metallic element with other elements. (5)
  15. Columns in the periodic table are known as ______ and are numbered 1–18. (6)
  16. Molecular compounds have a molecular formula that gives the actual number of atoms of each element in the ___________. (9)
Down
  1. The number of occupied electron shells of an atom of an element is equal to the number of the element’s ______ on the periodic table(6)
  2. The particles that make up the crystal lattice are ______ and anions. (7)
  3. Elements are organised into the______ _____(6,5)
  4. When an ionic compound is formed from positively charged metal ions and negatively charged non-metal ions, the ions combine in proportions that produce an ionic compound with an overall _____ charge. (4)
  5. The ________ model proposed that electrons behave as waves and occupy a three-dimensional space around the nucleus (11)
  6. In water, ionic compounds vary from very soluble to insoluble. The ____________ depends on whether the forces between the water molecules and the ions in the lattice are strong enough to pull the ions out of the lattice. (10)
  7. Transition metal compounds tend to be brightly __________. (8)
  8. Ions that contain two or more atoms of different elements are called __________ ions. (10)
  9. The experimental results of metals reacting with acids are used to place metals in an order of reactivity called the ___________ series. (11)
  10. The relative molecular mass of molecules, or formula mass of ionic compounds, is calculated from the sum of the ________ atomic masses of its constituent elements. (8)
  11. Down a group, the number of shells in an atom increases so that the valence electrons are further from the nucleus and are held less ________. (8)
  12. A mole is a convenient quantity for counting particles. The mole is given the symbol n and the unit ___. (3)

28 Clues: Elements are organised into the______ _____(6,5) • _______ in the outer shell are called valence electrons (9) • Transition metal compounds tend to be brightly __________. (8) • _______ compounds do not conduct electricity in the solid state. (6) • An ______ is a mixture of a metallic element with other elements. (5) • ...

Chemistry Crossword Puzzels 2018-11-06

Chemistry Crossword Puzzels crossword puzzle
Across
  1. describing without numbers
  2. ______have the same number of electrons and protons
  3. a region in space in which there is high probability of finding an e-
  4. ____are atoms that have an unequal number of electrons and protons
  5. Plum pudding model
  6. they are the most reactive metals, always bonded with another elements
  7. he was known as the father of modern chemistry
  8. they are horizontal; rows of elements is called______
  9. table that organizes the elements is particular way
  10. have properties of both metal and nonmetal
  11. making orange juice is ______ change
  12. the energy level are like the ____ of a ladder but not equally spaced
  13. shape of dumbbell, holds 2 electrons in each orbital
Down
  1. a part or aspect of something abstract, especially one that is essential or characteristic
  2. refers to how many protons an atoms of that elements has
  3. Longest wavelength, 700nm
  4. average mass of all the atomic masses of the isotopes of that atom
  5. columns of elements is called______
  6. using numbers to describe
  7. poor conductors of heat and electricity
  8. elements in this family are fluorine, chlorine, bromine, iodine and astatine
  9. they are colorless gases that are extremely un-reactive
  10. levels S,P,D,F are the ______
  11. he discover neturons in 1932
  12. Baking a cake is _____ change
  13. shortest wavelength 400nm
  14. e- in the outer energy level of an atom
  15. good conductors of head and electricity
  16. are bundles of light energy that emitted by e- as they go from higher energy level to lower levels
  17. the amount of energy required to move an e- from one energy level to another

30 Clues: Plum pudding model • Longest wavelength, 700nm • using numbers to describe • shortest wavelength 400nm • describing without numbers • he discover neturons in 1932 • levels S,P,D,F are the ______ • Baking a cake is _____ change • columns of elements is called______ • making orange juice is ______ change • poor conductors of heat and electricity • ...

A Chemistry Crossword 2018-11-13

A Chemistry Crossword crossword puzzle
Across
  1. neutrons, protons, electrons
  2. element that is non-metal and non-reactive
  3. a group of elements in between metals and non-metals
  4. a group of elements that are metals and very reative
  5. number of __________, are achieved by subtracting the atomic mass by the atomic number
  6. irreversible change
  7. reversible change
  8. the elements metal + non-metal combined
  9. theories/predictions made about the atom
  10. a physical characteristic that a substance can have which means to conduct an electric current
  11. periodic table of _________, substance that cannot be broken down any further
  12. mass of one atom in a given element
Down
  1. shininess of a substance
  2. a homogeneous mixture
  3. process of solid turning into gas
  4. used at the ending when naming a molecular compound
  5. the elements non-metal + non-metal combined
  6. time period where controlling fire was learned
  7. system designed to help people against harmful substances
  8. meaning 5 in terms of naming molecular compounds
  9. created by an alchemist to create casts
  10. a positively charged ion
  11. heat exiting- fire
  12. heat entering- cool pack
  13. a column in the periodic table with elements with similar traits

25 Clues: reversible change • heat exiting- fire • irreversible change • a homogeneous mixture • shininess of a substance • a positively charged ion • heat entering- cool pack • neutrons, protons, electrons • process of solid turning into gas • mass of one atom in a given element • the elements metal + non-metal combined • created by an alchemist to create casts • ...

Chemistry Crossword Puzzle 2019-09-17

Chemistry Crossword Puzzle crossword puzzle
Across
  1. a vertical column in the Periodic Table
  2. the five non-metallic elements found in group 17 of the periodic table
  3. a substance made up of atoms of two or more different elements joined by chemical bonds
  4. any of the elements found in Group IA of the periodic table (the first column)
  5. composed of dissimilar components
  6. a single electron or one of two or more electrons in the outer shell of an atom that is responsible for the chemical properties of the atom
  7. describes something that has a uniform structure or composition throughout
  8. an element that has properties of both metals and nonmetals, sometimes referred to as a semiconductor
  9. the total number of protons and neutrons in an atom
  10. the positively charged center of the atom consisting of protons and neutrons
Down
  1. particle found in a nucleus with a positive charge
  2. any of the seven chemical elements that make up Group 18
  3. equal to the number of protons in an atom's nucleus
  4. the six chemical elements in group 2 of the periodic table
  5. a stable negatively charged component of an atom
  6. a substance that cannot be broken down into simpler components by any non-nuclear chemical reaction
  7. the smallest component of an element
  8. the name given to a horizontal row of the periodic table
  9. an element that is shiny and that conducts heat and electricity well
  10. an element that conducts heat and electricity poorly and that does not form positive ions in an electrolytic solution

20 Clues: composed of dissimilar components • the smallest component of an element • a vertical column in the Periodic Table • a stable negatively charged component of an atom • particle found in a nucleus with a positive charge • equal to the number of protons in an atom's nucleus • the total number of protons and neutrons in an atom • ...

Javier - Chemistry A 2019-10-17

Javier - Chemistry A crossword puzzle
Across
  1. A small part of a element
  2. What comes out at the end
  3. mass of one atom
  4. Deadly chemicals that can dissolved
  5. substances from the periodic table
  6. mixture is the same
  7. Material does change
  8. Where elements are found.
  9. Where 2 electron combine
  10. Electric force brings together atoms
  11. reaction where clouds or jelly or solids form
Down
  1. The number of a element
  2. A negatively charged ion
  3. A combination in atoms
  4. material does not change
  5. a lipped cylindrical glass container for laboratory use
  6. Materials we start with
  7. A mixture of metal materials
  8. mathematical relationship or rule expressed in symbols.
  9. material mixed together

20 Clues: mass of one atom • mixture is the same • Material does change • A combination in atoms • The number of a element • Materials we start with • A negatively charged ion • material does not change • Where 2 electron combine • material mixed together • A small part of a element • What comes out at the end • Where elements are found. • A mixture of metal materials • ...

VOCABULARY IN CHEMISTRY 2023-05-15

VOCABULARY IN CHEMISTRY crossword puzzle
Across
  1. Unit for the amount of substance
  2. Energy that needs to have a molecule to react
  3. Type of element in the last group of the periodic table
  4. Chemical property that describes the tendency of an atom or a functional group to attract electrons toward itself.
  5. Ion with positive charge
  6. Fist part of the chemical reaction
  7. Is the mass that appears in the periodic table.
  8. Negative particle of the atom
  9. Is the number of protons of an atom.
  10. Neutral particle of the atom
Down
  1. Last part of the chemical reaction
  2. The conditions in which a gas occupies 22.7L at 25C and 1 atm.
  3. An atom with charge is called...
  4. Ion with negative charge
  5. Part of chemistry that studies changes in a chemical reaction
  6. Type of elements in the right side of the periodic table
  7. Process that involves rearrangement of atoms
  8. Type of elements in the left side of the periodic table
  9. Positive particle of the atom
  10. Unit to measure mass
  11. Element with symbol Cd

21 Clues: Unit to measure mass • Element with symbol Cd • Ion with negative charge • Ion with positive charge • Neutral particle of the atom • Positive particle of the atom • Negative particle of the atom • Unit for the amount of substance • An atom with charge is called... • Last part of the chemical reaction • Fist part of the chemical reaction • Is the number of protons of an atom. • ...

Paper 1 Chemistry 2023-05-10

Paper 1 Chemistry crossword puzzle
Across
  1. metals below hydrogen in the reactivity series are found in their ____ state
  2. two or more different elements chemically bonded together
  3. this is how you extract metals in the reactivity series below carbon but above hydrogen
  4. the name of a system that nothing can get in or out of
  5. the centre of an atom
  6. two or more different elements or compounds not chemically bonded
  7. the process of removing insoluble substances from soluble ones
  8. the halogens get ___ reactive as you go down the group
  9. the bonding when the electrons are donated or received
  10. sub-atomic particle with a neutral charge
  11. electrolysis of aluminium oxide is ____ as the anodes need replacing regularly
  12. this is how you extract metals above carbon in the reactivity series
  13. Mr X Mass = ??
  14. a mixture of gases found in our atmosphere
  15. the type of reaction when a more reactive element takes the place of a less reactive one
  16. this is the physical process of a salt forming after evaporation
  17. acids all have this ion
  18. one type of atom only
  19. a property of the Nobel gasses
  20. is you neutralise a base with sulfuric acid your salt will be a metal...
  21. a type of fullerene made of a rolled layer of graphene
  22. sub-atomic particle with a negative charge
  23. Mendeleev left gaps for ____ elements
  24. this series tells you how reactive a metal is
  25. acid + base --> ___ + water
  26. the name of the group 7 elements
Down
  1. for electrolysis to work it must be aqueous or...
  2. this type of reaction occurs when you react an acid & base together
  3. negative electrode
  4. today's periodic table is arranged by atomic ...
  5. this is the material the cup is made from in the energy changes required practical
  6. the full name for a bucky ball
  7. the variable you keep the same
  8. the type of bonding in metals
  9. splitting an ionic substance using electricity
  10. This man discover the neutron
  11. the alkali metals get ... reactive as you go down the group
  12. the name of the apparatus used to measure energy change
  13. a salt made with hydrochloric acid will be a metal ___
  14. postive electrode
  15. a measure of how acidic something is
  16. the bonding when electrons are shared
  17. A reaction that releases enery to its surroundings
  18. alkalis all have this ion
  19. the variable you measure
  20. sub-atomic particle with a positive charge
  21. a mixture including metals that are harder than pure metals
  22. a giant covalent molecule that can conduct electricity
  23. an abbreviation for relative atomic mass
  24. a reaction that absorbed energy from its surroundings
  25. this gas is made when a metal and acid react
  26. in electrolysis of molten or aqueous ionic substances, the ions can move and carry
  27. the variable you change
  28. Hydrogen ions + hydroxide ions --> ??
  29. This Niels discovered electrons were in shells
  30. the giant covalent structure with a tetrahedral structure
  31. the name of the metals of group 1

57 Clues: Mr X Mass = ?? • postive electrode • negative electrode • the centre of an atom • one type of atom only • acids all have this ion • the variable you change • the variable you measure • alkalis all have this ion • acid + base --> ___ + water • the type of bonding in metals • This man discover the neutron • the full name for a bucky ball • the variable you keep the same • ...

Chemistry Crossword Puzzle 2023-05-17

Chemistry Crossword Puzzle crossword puzzle
Across
  1. a substance that has properties of both a metal and a nonmetal
  2. the processes by which chemicals interact to form new chemicals with different compositions
  3. the measurement between the nuclei of two identical atoms bonded together
  4. a combination of symbols that represent a compound
  5. bonding electrons are shared equally
  6. the amount of energy required to remove an electron from an isolated atom or molecule
  7. an electrically charged gas
  8. negative ion
Down
  1. the tendency of an atom to attract electrons in a molecule
  2. a system for arranging the chemical elements
  3. any of a large group of chemical compounds consisting of oppositely charged ions holds the atoms together
  4. elements on the right of the periodic table
  5. the atoms help together by sharing electrons
  6. the process of the transfer of electrons from a metal to a nonmetal atom
  7. a substance that has no fixed size or shape
  8. a simple substance that cannot be broken down into smaller parts or changed into another substance
  9. a state of matter that retains its shape and density when not confined
  10. a type of matter with specific properties that make it less rigid than a solid but more rigid than a gas
  11. positive ion
  12. A substance with high electrical conductivity, luster, and malleability

20 Clues: positive ion • negative ion • an electrically charged gas • bonding electrons are shared equally • elements on the right of the periodic table • a substance that has no fixed size or shape • a system for arranging the chemical elements • the atoms help together by sharing electrons • a combination of symbols that represent a compound • ...

Chemistry Vocab Review 2023-05-18

Chemistry Vocab Review crossword puzzle
Across
  1. the radius of an atom
  2. how well outer electrons protect inner electrons
  3. subatomic particle with a neutral charge
  4. when a neutron slams into a larger atom forcing it to combine
  5. when a neutron slams into a larger atom forcing it to split
  6. distance between any given point and the same point in the next wave cycle
  7. substance made from 2 or more different elements
  8. a change in size shape or change that can be reversed
  9. a test performed to observe something carefully to gain new info
  10. how much energy is needed to take an electron
  11. way to write very small or large numbers in a conveniant decimal form
  12. conversion of liquid to gas
  13. energy released as high speed charged particles
  14. Mass divided by volume
Down
  1. anything that takes up space and can be weighed
  2. a statement about the relationship of 2 or more variables
  3. substance combines with another to make a new substance;non-reversable
  4. point at which liquids bubble
  5. the rate at which something occurs in a certain period of time
  6. point at which solids start to melt
  7. subatomic particle with a negative charge
  8. small particles that are made up of electromagnetic waves
  9. digits used to express a calculated quantity
  10. subatomic particle with a positive charge

24 Clues: the radius of an atom • Mass divided by volume • conversion of liquid to gas • point at which liquids bubble • point at which solids start to melt • subatomic particle with a neutral charge • subatomic particle with a negative charge • subatomic particle with a positive charge • digits used to express a calculated quantity • how much energy is needed to take an electron • ...

Chemistry Gonzalo B 2023-05-26

Chemistry Gonzalo B crossword puzzle
Across
  1. What type of bonds form between oppositely charged ions?
  2. The __________ model describes electrons in specific energy levels around the nucleus.
  3. elements Elements that are required in smaller quantities compared to bulk elements are known as __________.
  4. The sharing of electrons between atoms forms __________ bonds.
  5. What term describes the attraction an atom has for electrons in a chemical bond?
  6. What are the outermost electrons of an atom called?
  7. Lack of __________ can lead to anemia and reduced oxygen transport.
  8. __________ are a unit of energy used to quantify the energy content of food.
  9. The variable that is measured or observed in an experiment is called the __________.
  10. What is the group in an experiment that is not exposed to the independent variable?
  11. Metallic elements form __________ bonds.
Down
  1. What is the term for the natural 24-hour internal clock that regulates biological processes?
  2. The arrangement of atoms and their valence electrons in a molecule is shown by a __________.
  3. What are the factors in an experiment that are kept constant?
  4. The variable manipulated or changed by the researcher is known as the __________.
  5. The lowest energy state of an atom is called the __________ state.
  6. Problems associated with toxic metals are referred to as __________.
  7. When an atom absorbs energy, it moves to an __________ state.
  8. __________ electrons are involved in the formation of chemical bonds.
  9. Foods that provide calories but offer little nutritional value are called __________.
  10. Which group in an experiment is exposed to the independent variable?
  11. Excess __________ can cause copper toxicity and organ damage.
  12. What are the major elements required in large quantities by living organisms?
  13. What are the minimum nutrient intake levels necessary to maintain health?

24 Clues: Metallic elements form __________ bonds. • What are the outermost electrons of an atom called? • What type of bonds form between oppositely charged ions? • What are the factors in an experiment that are kept constant? • When an atom absorbs energy, it moves to an __________ state. • Excess __________ can cause copper toxicity and organ damage. • ...

Chemistry Final Review 2023-06-12

Chemistry Final Review crossword puzzle
Across
  1. In a binary ionic compound, this comes first when naming.
  2. In this type of bond, electrons are free-flowing between nuclei.
  3. In this type of mixture, the appearance and properties are the same throughout.
  4. A name for an atom of the same element but with a different mass.
  5. Device to measure the pressure of enclosed gas.
  6. In this person’s principle, electrons fill up the lowest energy orbital first.
  7. A type of reaction with multiple reactants combining to form one product.
  8. A formula with the subscripts being relatively prime.
  9. The atomic model by this scientist was also known as the "plum pudding" model.
  10. Metals of this type are often colorful in solution.
  11. Noncompressible and has a fixed mass and volume, although the shape can change.
  12. Particles with the same amount of mass as an electron, but opposite charge.
  13. A substance that can act as an acid or a base is this type.
  14. The 3-D geometries of molecules.
  15. _____ plot: a way to correlate two or more quantities.
  16. Hydrocarbons wherein one of the hydrogens has been replaced by a halogen.
  17. Degree of disorder in a system.
  18. Unit of measurement for n in PV = nRT.
  19. Gases that closely obey Kinetic Molecular Theory.
  20. ______ mass allows a chain reaction to be self-sustaining.
  21. A way of telling if a substance is an acid or base based on a color change.
Down
  1. A liquid boils when the _____ pressure = the atmospheric pressure.
  2. A way of separating parts of a mixture with different densities.
  3. As one moves right on the periodic table, this increases.
  4. Reversible reactions in a state of balance.
  5. The initial prediction of the results of an experiment.
  6. Fluids called these cannot be liquified regardless of pressure.
  7. Cells wherein the cathode has a positive charge.
  8. Soluble ionic compounds and acidic molecular compounds are examples of these.
  9. Moles of solute per liter of solvent.
  10. _______ analysis: a quick and easy way to convert units in chemistry problems.
  11. Heat of ______ refers to the energy needed to melt a substance.
  12. A different orientation of an electron within a given sublevel.
  13. What comes first when you make an acidic aqueous solution?
  14. Compounds associated with pleasant, flowery scents.
  15. Dalton's law of _____ pressures (P total = P x + P H2O)
  16. This solid might form as a result of a chemical reaction.
  17. Change of heat of reaction.
  18. _____ bonds exhibit the strongest IMFs.
  19. ________ properties depend only on the number of particles in a solute and not their identity.

40 Clues: Change of heat of reaction. • Degree of disorder in a system. • The 3-D geometries of molecules. • Moles of solute per liter of solvent. • Unit of measurement for n in PV = nRT. • _____ bonds exhibit the strongest IMFs. • Reversible reactions in a state of balance. • Device to measure the pressure of enclosed gas. • Cells wherein the cathode has a positive charge. • ...

Chemistry Crossword Puzzle 2023-06-09

Chemistry Crossword Puzzle crossword puzzle
Across
  1. Bond where two nonmetals share electrons
  2. Energy required to remove the most loosely bound electron in the valence shell
  3. The study of the properties and behavior of matter
  4. Color changing compounds that are added in small amounts of a solution
  5. Two reactants forming a product
  6. something that cannot be broken down and is made up of all the same atoms
  7. Smallest whole number ratio of atoms in a compound
  8. A compound that contains carbon atoms
  9. Person who discovered the nucleus of the atom
  10. To separate particles based on size and polarity
  11. The measure of the average kinetic energy of particles in matter
  12. Negative ion
  13. Single atoms that are not bonded to each other
  14. Person who originally organized the periodic table
  15. The measure of the different possible arrangements of atoms
  16. Person who discovered that all elements are composed of atoms
  17. The ability to dissolve
  18. The number of protons in an element
  19. To separate a mixture of liquids based on boiling point
  20. Positive ion
  21. Can act as both an acid and a base
  22. Bond where electrons are shared between a metal and a nonmetal
  23. When both the forward and reverse reactions are taking place in a system
  24. Something that cannot physically be separated
  25. Loss of electrons by an atom or ion
  26. Phase change of a gas to a solid
  27. Phase change of a solid to a gas
  28. A homogeneous mixture
Down
  1. The study of the rate or speed at which reactions occur
  2. All chemical reactions have balance in mass, energy, and change
  3. Person who discovered that an atom is the smallest piece of a substance
  4. To separate a solid from a liquid
  5. Law that states equal volumes of different gases at the same temperature and pressure contain equal numbers of particles
  6. Size of an atom
  7. The theory that states that in order for a reaction to occur, reactant particles must collide with the proper amount of energy and proper orientation
  8. Time required for half of a sample to decay into a new and more stable element
  9. A charged particle formed when atoms gain or lose electrons
  10. Actual number of atoms in a compound
  11. H+ acceptor
  12. The number of digits in a value that contributes to the degree of accuracy of the value
  13. When a compound has the same molecular formula but a different structural formula
  14. Person who discovered electrons
  15. When the unstable nucleus of an atom breaks into smaller parts over time to become more stable
  16. The gain of electrons by an atom or ion
  17. Person who discovered that electrons travel around the nucleus in orbitals
  18. Arranges elements based on chemical properties
  19. One reactant breaking down into multiple products
  20. Two or more atoms chemically combined that have a fixed composition and can be chemically separated
  21. H+ donor
  22. Unit that measures the number of particles in a substance
  23. When a volume of a solution of a known concentration is used to determine the concentration of an unknown solution
  24. To separate an aqueous solution
  25. The movement of energy from one object to another (hot to cool)
  26. Something that has mass or takes up space
  27. Two or more substances physically combined that may vary in composition
  28. Bond where two metals share electrons
  29. Measure of attraction for all electrons
  30. Elements that have the same atomic number but a different mass
  31. Ionic solid with water trapped in crystal lattice
  32. Two of the same type of element bonded to each other
  33. The sum of protons and neutrons
  34. D=m/v

62 Clues: D=m/v • H+ donor • H+ acceptor • Negative ion • Positive ion • Size of an atom • A homogeneous mixture • The ability to dissolve • Two reactants forming a product • Person who discovered electrons • To separate an aqueous solution • The sum of protons and neutrons • Phase change of a gas to a solid • Phase change of a solid to a gas • To separate a solid from a liquid • ...

Chemistry Crossword puzzle 2023-06-07

Chemistry Crossword puzzle crossword puzzle
Across
  1. a positively charged atom or group of atoms, or a radical which moves to the negative pole (cathode) during electrolysis.
  2. A spherical path in which electrons move around the nucleus
  3. a measure of solution concentration expressed in moles of solute per liter of solution.
  4. Element that is a conductor of electricity, malleable, ductile and lustrous.
  5. a method of analyzing the composition of a solution by adding known amounts of a standardized solution until a given reaction (color change, precipitation, or conductivity change) is produced.
  6. A form of a chemical element in which the atoms have the same number of protons but with a different number of neutrons
  7. the substances that dissolves the solute
  8. an uncharged atomic particle that has a mass nearly equal to that of the proton
Down
  1. a charged entity formed when an atom gains or loses one or more electrons
  2. chemical reaction in which an atom or molecule gains an electron; decrease in positive valence; addition of hydrogen to a molecule.
  3. the basic unit of a chemical element ; made up of protons, electrons & neutrons
  4. a substance that makes a chemical reaction occur faster without itself being consumed in the reaction
  5. the substance that dissolves in a solvent
  6. ion having a negative charge; an atom with extra electrons. Atoms of non-metals, in solution
  7. a negatively charged particle in an atom or ion.
  8. to thin out, or having been thinned out; less than full strength.
  9. any substance that cannot be broken down into simpler substances (pure substance)
  10. checking, adjusting, or systematic standardizing of the graduations of a quantitative measuring instrument.
  11. a positively charged particle in the atom's nucleus
  12. the simplest structural unit of a substance that retains the properties of the substance, and is composed of one or more atoms.

20 Clues: the substances that dissolves the solute • the substance that dissolves in a solvent • a negatively charged particle in an atom or ion. • a positively charged particle in the atom's nucleus • A spherical path in which electrons move around the nucleus • to thin out, or having been thinned out; less than full strength. • ...

Organic Chemistry Crossword 2023-05-29

Organic Chemistry Crossword crossword puzzle
Across
  1. acids Organic compounds with a carboxyl group (COOH)
  2. Organic compounds derived from carboxylic acids
  3. A reaction that converts an alcohol to an aldehyde or ketone
  4. The simplest alkanes, with only one carbon atom
  5. A class of aldehydes and ketones with an aldehyde group at the end of the carbon chain
  6. A reaction that breaks down a molecule into smaller fragments
  7. A reaction that converts a carboxylic acid to an alcohol
  8. The process of converting an aldehyde to a carboxylic acid
  9. The process of adding a halogen to a hydrocarbon
  10. Amines Amines that are derived from ammonia by replacing one or more hydrogen atoms with alkyl or aryl groups
  11. Organic compounds containing a nitrogen atom bonded to one, two, or three carbon atoms
  12. A compound with the chemical formula C₆H₆
  13. Name A compound's name based on its structure, including the presence of any functional groups
  14. Formation A reaction that converts an alkene to an alkyne
  15. Interaction A type of intermolecular force caused by the attraction between a permanent dipole moment in one molecule and an opposite partial charge in another molecule
  16. Chemistry The branch of chemistry that deals with the study of carbon compounds and their reactions
  17. The process of replacing a hydroxyl group with an alkyl group in an alcohol
  18. Reactions Reactions involving hydrocarbons
  19. The process of planning a synthesis pathway backward from the target molecule
  20. A functional group in alcohols and ethers
  21. Forces Forces of attraction between molecules
  22. Organic compounds derived from carboxylic acids and amines
Down
  1. The system of naming organic compounds
  2. A class of aldehydes and ketones with a carbonyl group within the carbon chain
  3. Aromatic compounds derived from benzene
  4. A reaction that involves the addition of water to a double bond
  5. A reaction that converts a carboxylic acid to an amide
  6. Organic compounds containing a carbonyl group (C=O) at the end of a carbon chain
  7. Isomerism A type of isomerism in which the connectivity of atoms in a molecule is the same, but the arrangement of atoms in space is different
  8. Organic compounds containing a carbonyl group (C=O) within a carbon chain
  9. Amide A type of amide formed by reacting a carboxylic acid with ammonia or an amine
  10. Acid A carboxylic acid with one carbon atom
  11. Saturated hydrocarbons
  12. Bond The carbon-carbon bond in alkanes
  13. Organic compounds containing a hydroxyl group (-OH)
  14. A reaction that converts an alkene to an alkane
  15. Organic compounds containing an oxygen atom bonded to two carbon groups
  16. Unsaturated hydrocarbons with a carbon-carbon double bond
  17. A reaction that converts a carboxylic acid to an ester
  18. Alcohols A class of organic compounds with the general formula CₙH₂ₙ₊₁OH
  19. Unsaturated hydrocarbons with a carbon-carbon triple bond
  20. Amine A class of organic compounds that contain both a carbonyl group and an amino group
  21. Dispersion A type of intermolecular force caused by temporary fluctuations in electron distribution

43 Clues: Saturated hydrocarbons • The system of naming organic compounds • Bond The carbon-carbon bond in alkanes • Aromatic compounds derived from benzene • A compound with the chemical formula C₆H₆ • A functional group in alcohols and ethers • Reactions Reactions involving hydrocarbons • Acid A carboxylic acid with one carbon atom • Forces Forces of attraction between molecules • ...

Chemistry Vocab Words 2023-09-29

Chemistry Vocab Words crossword puzzle
Across
  1. A change in which one or more new types of matter form
  2. the ability for a metal to be formed into a variety of shapes
  3. a gas turns into a liquid
  4. often melts at room temperature, does not produce heat or electricity, and is fragile
  5. process that results in the phase transition of a substance from a solid to a liquid
  6. A change in which no new substances are formed, change in the shape and size can be reversed easily
  7. is one of the four fundamental states of matter that have neither volume nor shape
  8. It represents the element in 1 or 2 letters
  9. a horizontal row of the periodic table
  10. depends only on the type of matter in a sample
  11. state with a definite volume but no fixed shape
  12. definite shapes and volumes
  13. A substance that is pure and is one kind of particle
  14. Atomic number = Number of protons
  15. A substnace's ability to react with other substances
  16. A mixture that is not combined, You can take off parts of the mixture
  17. They look like metals, they conduct heat and electricity
  18. A class of elements that have shininess, malleability, ductility, and conductivity, most are solid at room temperature
  19. occur when chemical bonds between atoms are formed or broken
Down
  1. A system that has elements in order by atomic number
  2. used by of the five senses, description of an object
  3. are a group of 15 chemical elements that are silver in color and can tarnish when exposed to oxygen in the air
  4. A solid that forms during a chemical reaction in a solution
  5. is the process in which a liquid state changes into a gas
  6. are chemical elements under the second-to-right column in the periodic table,that forms a salt when it reacts with metal
  7. They are all in the second column of the periodic table
  8. A mixture that is blended well that you cannot change it and it’s the same as before
  9. a column in the periodic table of the chemical elements
  10. changes when the size of the sample changes
  11. are a series of metallic elements whose atomic numbers start from 89 and end at 103
  12. is the amount of space occupied by a sample of matter
  13. When two or more elements combined
  14. are small and are made up of a few even smaller particles. It is made up are electrons, protons, and neutrons
  15. any of the elements found in columnoulumn of the periodic table
  16. When 2 or more substances merge together without losing their original substance
  17. phase change of a substance from a liquid state to a solid
  18. Only contains one atom and on the periodic table
  19. have atoms with a full outer shell of electrons, do not tend to react with other elements, the last column of the periodic table
  20. The sum of protons and neutrons in a single atom
  21. Anything that has mass and occupies space
  22. a element that is a combination of some metal and some nonmetal elements

41 Clues: a gas turns into a liquid • definite shapes and volumes • Atomic number = Number of protons • When two or more elements combined • a horizontal row of the periodic table • Anything that has mass and occupies space • changes when the size of the sample changes • It represents the element in 1 or 2 letters • depends only on the type of matter in a sample • ...

Chemistry Project Crossword 2023-10-01

Chemistry Project Crossword crossword puzzle
Across
  1. Least reactive metal in reactivity series
  2. Loss of electrons in electrolysis
  3. Solid non-metal which conducts electricity
  4. The type of reaction electrolysis is
  5. Liquid which undergoes electrolysis
  6. Used over the option of steel in power cables' inside
  7. Where reduction occurs
  8. Electricity can be used purposely to decompose this(Two words, hyphenated)
  9. An equation which shows the electron transfer at an electrode.
  10. Element other than carbon which makes for inert electrodes
  11. synthetic insulator
  12. Most reactive metal in reactivity series
Down
  1. The charge of an Anode
  2. A fuel cell used to produce electricity where the only chemical product is water
  3. Gain of electrons in electrolysis
  4. Where oxidation occurs
  5. An importance use of electrolysis which can be done when the electrodes are not inert.
  6. Stream of electrons; used in electroplating to coat metals with other metals
  7. Common acronym for redox
  8. Carry currents in liquid in electrolysis (plural)
  9. Carry current through wires and electrodes (plural)
  10. The kind of energy given out in a great deal during the burning of hydrogen in oxygen

22 Clues: synthetic insulator • The charge of an Anode • Where oxidation occurs • Where reduction occurs • Common acronym for redox • Gain of electrons in electrolysis • Loss of electrons in electrolysis • Liquid which undergoes electrolysis • The type of reaction electrolysis is • Most reactive metal in reactivity series • Least reactive metal in reactivity series • ...

Chemistry Root Words 2023-11-28

Chemistry Root Words crossword puzzle
Across
  1. Iso=equal and topos=place
  2. pro=for and positive attribute
  3. neutr=neither
  4. orbi=circle
  5. dec
  6. Electr=eletrial
  7. Valentia=strengh
  8. tri
  9. oid=like
  10. hexa
  11. mono
  12. poly=many
Down
  1. tetra
  2. hepta
  3. co=jointy
  4. Com=with or together
  5. octa
  6. nuc=kernal or center
  7. penta
  8. suffix of second element in binary compounds
  9. di
  10. A=not and tomo=cut
  11. non
  12. rule of eight

24 Clues: di • dec • tri • non • octa • hexa • mono • tetra • hepta • penta • oid=like • co=jointy • poly=many • orbi=circle • neutr=neither • rule of eight • Electr=eletrial • Valentia=strengh • A=not and tomo=cut • Com=with or together • nuc=kernal or center • Iso=equal and topos=place • pro=for and positive attribute • suffix of second element in binary compounds

Matte and Chemistry 2023-11-02

Matte and Chemistry crossword puzzle
Across
  1. pure substance made of only one kind of atom
  2. definite volume and shape
  3. verticle columns on periodic table
  4. horizontal rows of elements
  5. subatomic particle that has no charge
  6. blend of two or more kinds of matter
  7. smallest unit of element that maintains properties of elemt
  8. solid,liquid,gas,plasma
  9. mass of chemical element
  10. mixtures uniform in composition
  11. the combining power of an element
  12. subatomic particle that has a positive charge
Down
  1. positively charged region at the center of atom
  2. the change of a state from a liquid to a gas
  3. definite volume but indefinite shape
  4. a tabular army of the chemical elements
  5. the change of a state from a solid to liquid
  6. a subatomic particle that has a negative charge
  7. mixtures that are not uniform
  8. has neither definite volume nor shape
  9. substance able to disolve
  10. number of protons in the nucleus of an atom
  11. substance made from the atoms of 2 or more elements

23 Clues: solid,liquid,gas,plasma • mass of chemical element • definite volume and shape • substance able to disolve • horizontal rows of elements • mixtures that are not uniform • mixtures uniform in composition • the combining power of an element • verticle columns on periodic table • definite volume but indefinite shape • blend of two or more kinds of matter • ...

Year 8 Chemistry 2023-11-01

Year 8 Chemistry crossword puzzle
Across
  1. A stable subatomic particle occurring in all atomic nuclei.
  2. Means Shiny
  3. is a substance that is chemically joined or exists as its own element.
  4. A change in matter that does not form new substances
  5. Rust
  6. A liquid mixture with a solute and solvent.
  7. Means Stretchy
  8. A change in matter that forms one or more new substances.
  9. two or more elements that have chemically joined together.
  10. Things that make up an object
  11. Alloy a mixture of two or more metals, and may even include non metal elements.
  12. are the smallest blocks of matter that form all our objects - these are made out of individual atoms!
  13. is a chemical reaction with a Hydrocarbon and oxygen to produce Carbon dioxide and water. This reaction releases heat and light.
Down
  1. A combination of substances that can be physically separated.
  2. The new substances formed by a reaction are called
  3. able to dissolve in other substances
  4. hold molecules together and create temporary connections that are essential to life.
  5. In all living cells, Oxygen reacts with sugar to produce Carbon dioxide and water.
  6. a chemical process in which substances act mutually on each other and are changed into different substances, or one substance changes into other substances.
  7. What we breathe out
  8. the minor component in a solution, dissolved in the solvent
  9. Meaning flat and bendy
  10. is a reaction that combines Carbon dioxide and water to produce Sugar and Oxygen under the presence of Sunlight.
  11. A subatomic particle of about the same mass as a proton but without an electric charge.
  12. is a reaction with metals and oxygen to produce a metal oxide. This is a very slow reaction.
  13. An attractive force that holds two atoms together
  14. Atoms with the same number of protons and electrons make one
  15. The substances that react with each other are called
  16. A group of atoms bonded together
  17. The smallest particle of an element
  18. Will react with a metal to produce a metal salt hydrogen.

31 Clues: Rust • Means Shiny • Means Stretchy • What we breathe out • Meaning flat and bendy • Things that make up an object • A group of atoms bonded together • The smallest particle of an element • able to dissolve in other substances • A liquid mixture with a solute and solvent. • An attractive force that holds two atoms together • The new substances formed by a reaction are called • ...

Unit 2 Chemistry 2023-11-09

Unit 2 Chemistry crossword puzzle
Across
  1. substance formed by the chemical combination of two or more elements in definite proportions
  2. the measurement of the amount of solute dissolved in a fixed amount of the solution
  3. A liquid substance capable of dissolving other substances
  4. A reaction that ABSORBS energy in the form of heat, it is required to start the reaction
  5. The ease and speed with which an element combines, or reacts, with other elements and compounds.
  6. the process in which atoms are rearranged to produce new substances
  7. A reaction that releases energy in the form of heat
  8. A group of atoms bonded together
  9. mixture in which two or more substances are so completely blended that it looks like it is made of only one substance
  10. A substance formed/produced in a chemical reaction
  11. A combination of chemical symbols and numbers to represent a substance
  12. A reaction of an acid with a base, yielding a solution that is not as acidic or basic as the starting solutions were.
  13. a mixture consisting of tiny particles that are intermediate in size between those in solutions and those in suspensions and that are suspended in a liquid, solid, or gas
  14. A sample of matter, either a single element or a single compound, that has definite chemical and physical properties
  15. A mixture in which particles can be seen and easily separated by settling or filtration
Down
  1. Matter is not created nor destroyed in any chemical or physical change
  2. A substance that is being dissolved in a solution
  3. the ability of one substance to dissolve in another at a given temperature and pressure
  4. a mixture in which the composition is uniform throughout
  5. A system in which both energy and matter can be exchanged between the system and its surroundings
  6. A mixture that is not uniform in composition; components are not evenly distributed throughout the mixture
  7. A combination of two or more substances that are not chemically combined
  8. A representation of a chemical reaction that uses symbols to show the relationship between the reactants and the products
  9. A system in which mass is conserved inside the system but energy can enter or leave the system freely
  10. substances that participate in a chemical reaction, the starting substances

25 Clues: A group of atoms bonded together • A substance that is being dissolved in a solution • A substance formed/produced in a chemical reaction • A reaction that releases energy in the form of heat • a mixture in which the composition is uniform throughout • A liquid substance capable of dissolving other substances • ...

Chemistry and Silly 2023-11-08

Chemistry and Silly crossword puzzle
Across
  1. 3 bonds no lone pair
  2. referred to as pie
  3. 6.022E23
  4. type of jacket
  5. non metal bond
  6. F has the highest
  7. outershell
  8. kerr will never lose
  9. K in baseball
  10. mass minus protons
  11. used to weigh
  12. 35 protons
  13. 3p6
  14. PH is less than 7
  15. “I bat lefty but throw righty”
Down
  1. K is always a
  2. the acid of HCl
  3. mix of two animals
  4. very very cold
  5. glass container
  6. reactant that will run out first
  7. second highest paid after qb
  8. dots in a lewis structure
  9. marjories favorite word
  10. heat is absorbed
  11. form of cheese and tires
  12. person who performs magic
  13. to lose electrons
  14. known as “The Great Bambino”
  15. products are always CO2 and H20
  16. water’s density
  17. lost the world series this year
  18. KOH is a
  19. mass divided by volume
  20. Saints dog mascot name

35 Clues: 3p6 • 6.022E23 • KOH is a • outershell • 35 protons • K is always a • K in baseball • used to weigh • very very cold • type of jacket • non metal bond • the acid of HCl • glass container • water’s density • heat is absorbed • to lose electrons • F has the highest • PH is less than 7 • mix of two animals • referred to as pie • mass minus protons • 3 bonds no lone pair • kerr will never lose • mass divided by volume • ...

Grade 9 Chemistry 2023-11-16

Grade 9 Chemistry crossword puzzle
Across
  1. The gas produced when a metal reacts with an acid
  2. This was used by Rutherford to discover the nucleus
  3. He discovered the neutron
  4. When a metal reacts with water a metal _______ is formed
  5. Ice melting is an example of this kind of reaction
  6. This element has the symbol K
  7. The number that tells you how many protons are in an atom
  8. This element has the symbol Na
  9. A pale yellow gas that is a halogen
  10. One of the alkali metals
  11. These particles have a positive charge
Down
  1. A chemical reaction in which energy is given out
  2. These particles have a negative charge
  3. Any reaction where a substance combines with oxygen
  4. This element has the symbol C
  5. This is used to measure temperature changes
  6. The number that tells you the number of protons and neutrons in an atom
  7. One of the noble gases
  8. Another term for burning
  9. A yellowish green gas that is a halogen

20 Clues: One of the noble gases • Another term for burning • One of the alkali metals • He discovered the neutron • This element has the symbol C • This element has the symbol K • This element has the symbol Na • A pale yellow gas that is a halogen • These particles have a negative charge • These particles have a positive charge • A yellowish green gas that is a halogen • ...

Chemistry - MT 1 2023-12-07

Chemistry - MT 1 crossword puzzle
Across
  1. particles of light
  2. a negatively charged ion
  3. unit of energy
  4. a positively charged ion
  5. elements found between metals and nonmetals
  6. bonds formed when atoms share electrons
  7. a mixture in which substances are evenly distributed throughout the mixture
  8. a horizontal row of elements on the periodic table
  9. 0 kelvin
  10. elements found to the left side of the periodic table
Down
  1. a reaction that absorbs energy in the form of heat
  2. group 1 elements
  3. group 17 elements
  4. smallest particle of an element
  5. Avogadro's number of anything
  6. anything that has mass and takes up space
  7. groups of two or more atoms held together by chemical bonds
  8. elements found at the far right side of the periodic table
  9. a chemical reaction that gives off heat
  10. groups 3-12 on the periodic table
  11. the study of the properties of matter and how matter changes
  12. bonds resulting from the attraction between oppositely charged ions
  13. atoms of the same element with different numbers of neutrons
  14. a region in an atom where there is a high probability of finding electrons
  15. a number written slightly below and to the right of a chemical symbol that shows how many atoms of an element are in a compound

25 Clues: 0 kelvin • unit of energy • group 1 elements • group 17 elements • particles of light • a negatively charged ion • a positively charged ion • Avogadro's number of anything • smallest particle of an element • groups 3-12 on the periodic table • a chemical reaction that gives off heat • bonds formed when atoms share electrons • anything that has mass and takes up space • ...

Chemistry Names (Difficult!!) 2023-11-15

Chemistry Names (Difficult!!) crossword puzzle
Across
  1. Mo
  2. Na
  3. SF6
  4. Density close to gold (W)
  5. Au
  6. CO
  7. CH4
  8. N2O3
  9. means five
Down
  1. CO2
  2. I3
  3. Element in organic compounds
  4. Pb
  5. Br2
  6. U
  7. Metal melts at 88F
  8. means three
  9. Used in lights
  10. Ag
  11. means four

20 Clues: U • Mo • I3 • Na • Pb • Au • CO • Ag • CO2 • SF6 • Br2 • CH4 • N2O3 • means five • means four • means three • Used in lights • Metal melts at 88F • Density close to gold (W) • Element in organic compounds

Crossword Puzzle Chemistry 2023-12-12

Crossword Puzzle Chemistry crossword puzzle
Across
  1. atomic particle with no charge
  2. atomic particle with a negative charge
  3. center of an atom with neutrons and protons
  4. a metal is a material that, when freshly prepared, polished, or fractured, shows a lustrous appearance, and conducts electricity and heat relatively well
  5. formed between two or more atoms by the transfer of one or more electrons between atoms
  6. a substance that flows freely but is of constant volume
  7. a negativily charged ion
  8. a covalent bonded set of two or more atoms, or of a metal complex, that can be considered to behave as a single unit and that has a net charge that is not zero
  9. a connection between two surfaces or objects that have been joined together, especially by means of an adhesive substance, heat, or pressure
  10. a substance or matter in a state in which it will expand freely to fill the whole of a container
  11. a chemical bond formed when electrons are shared between two atoms
Down
  1. the electrons in the outermost shell, or energy level, of an atom
  2. an element or substance that is not a metal
  3. process of a solid transforming into a liquid
  4. a positively charged ion
  5. a covalent bond between two atoms where the electrons forming the bond are unequally distributed
  6. atomic particle with a positive charge
  7. a metalloid is a type of chemical element which has a preponderance of properties in between, or that are a mixture of, those of metals and nonmetals
  8. firm and stable in shape; not liquid or fluid.
  9. a type of bond that occurs when two atoms share a pair of electrons with each other

20 Clues: a positively charged ion • a negativily charged ion • atomic particle with no charge • atomic particle with a negative charge • atomic particle with a positive charge • an element or substance that is not a metal • center of an atom with neutrons and protons • process of a solid transforming into a liquid • firm and stable in shape; not liquid or fluid. • ...

Chemistry Vocabulary Review 2023-12-13

Chemistry Vocabulary Review crossword puzzle
Across
  1. The topic of naming ions and compounds; involves identifying the name or formula
  2. _____ diagrams are used to show the order of orbitals are filled when writing electron configurations
  3. A substance made up of multiple atoms bonded together
  4. After electrons get excited, they release energy called atomic ______ to return to their original energy level
  5. The agreement of a set of measurements with the true/right value
  6. _______ of a chemical reaction are signs that the reaction has occurred. These include a change in odor, emission of energy, and gas production
  7. The percent __________ describes the relative amounts of the elements in compound, which helps show the compound’s makeup
  8. Measures heat and can be measured in 3 different units: Kelvin, Celsius, and Fahrenheit
  9. Nuclear _______ can be found as three types, Alpha, Beta, and Gamma.
  10. Matter can be found in four main _____, solid, liquid, gas, and plasma. This describes the phase that the matter is in.
  11. This type of formula is the simplified version of a chemical formula
  12. A version of an atom that has the same number or protons but a different number of neutrons
  13. Percent _____ shows how accurate/correct your experimental data is compared to the known, accepted value.
  14. Safety ______ are a type of lab equipment, used to protect the eyes from fumes, chemicals, and/or glass.
  15. ______ electrons are the electrons found in the outermost shell of an atom
  16. The ____ of reaction measures the speed at which a chemical reaction happens
  17. The scientific field that is centered around the study of matter
  18. This type of element is a good conductor that is malleable and ductile, and typically a cation
Down
  1. The _______ Table is an organized array that features all of the elements, organized by atomic number.
  2. A tightly bound group of atoms that form a single unit with a charge
  3. Light can be modeled as a ____, which has a wavelength, amplitude, and frequency
  4. Scientific ______ is a way to report numbers in the form _.______ x 10_
  5. Lab ___ describes the materials and tools used when performing an experiment
  6. The SI unit for amount in a sample. The number of particles in one of these is equal to Avogadro’s Number
  7. This type of bond occurs between a metal and a nonmetal and involves the giving of electrons
  8. _____ Particles are smaller pieces within atoms, namely protons, neutrons, and electrons
  9. This is a bonding theory that helps to identify electron pair geometry and molecular geometry of a compound
  10. This type of element is a poor conductor that is brittle and dull, and typically an anion
  11. The Scientific _______ is a process with 6 steps that is important for all scientific discoveries
  12. Describes how much matter is fit into a certain amount of space.
  13. The _____ Spectrum includes waves of various wavelengths and frequencies, ranging from Gamma rays to radio waves
  14. A cylindrical glass container that can be used to store, heat, and mix substances
  15. Components of an atom in which electrons are held. Types are s, p, d, f, and g
  16. This type of bond occurs between two nonmetals and involves the sharing of electrons
  17. A chemical _____ outlines the reactants and products of a reaction separated by an arrow; acts as a recipe
  18. Anything that has mass and takes up space

36 Clues: Anything that has mass and takes up space • A substance made up of multiple atoms bonded together • The agreement of a set of measurements with the true/right value • Describes how much matter is fit into a certain amount of space. • The scientific field that is centered around the study of matter • ...

Grade 9 Chemistry 2023-11-22

Grade 9 Chemistry crossword puzzle
Across
  1. An example of an endothermic process
  2. The chemical name for rust
  3. This is formed when calcium reacts with hydrochloric acid
  4. 20% of the air is this gas
  5. An element with the chemical symbol Be
  6. Group 8 elements are known as .........
  7. This is where you find electrons
  8. Group 7 elements are known as the........
  9. This is formed when charcoal burns
  10. How many electrons fit in the second shell
  11. Group 1 elements are known as the......
  12. Rusting is this type of reaction
  13. One of the noble gases
  14. He discovered the proton
  15. A type of fuel
Down
  1. These are found inside the nucleus
  2. This material can be used instead of glass to measure temperature changes in chemical reactions
  3. This substance added to citric acid is an endothermic reaction
  4. These are found on the right-hand side of the Periodic Table
  5. These atomic particles have no charge
  6. How many electrons fit in the first shell
  7. In an endothermic reaction, the temperature .......
  8. These are on the left-hand side of the Periodic Table
  9. An element with the chemical symbol Si
  10. chloride Dissolving this chemical is an endothermic process
  11. One of the alkali metals
  12. In an exothermic reaction the temperature .........
  13. This is formed with the combustion of hydrogen
  14. He discovered the electron
  15. This is needed for combustion

30 Clues: A type of fuel • One of the noble gases • One of the alkali metals • He discovered the proton • The chemical name for rust • 20% of the air is this gas • He discovered the electron • This is needed for combustion • This is where you find electrons • Rusting is this type of reaction • These are found inside the nucleus • This is formed when charcoal burns • ...

unit 2- chemistry 2023-09-25

unit 2- chemistry crossword puzzle
Across
  1. The arrangement of electrons in an atom
  2. - with no mass that carries a quantum energy
  3. consists of all radiation
  4. atoms that determine the chemical properties of an element and it’s on the outer orbital
  5. atom/atoms with either a positive or negative charge
  6. The shortest distance between equivalent points on a continuous wave Energy-sublevel- The energy levels contained within a principal energy level.
  7. an equation that shows the atomic and mass number
  8. particle with 2 protons and 2 neutrons
  9. ion with a negative charge
  10. a form of energy that travels through space
  11. minimum amount of energy
  12. number of waves that pass a given point
  13. the rays and particles emitted by live materials
Down
  1. a process where substances emit radiation
  2. rule- atoms share, lose, or gain electrons to be stable
  3. Major energy levels of an atom
  4. lowest energy state of an atom
  5. Particle- high-speed charge that is emitted during the decay
  6. A model that uses dots to represent pairs or lines for the bond and it shows how electrons are arranged
  7. ion with a positive charge
  8. Ray- high speed with no electrical charge

21 Clues: minimum amount of energy • consists of all radiation • ion with a positive charge • ion with a negative charge • Major energy levels of an atom • lowest energy state of an atom • particle with 2 protons and 2 neutrons • The arrangement of electrons in an atom • number of waves that pass a given point • a process where substances emit radiation • ...