Across
- 4. a numerical or constant quantity placed before and multiplying the variable in an algebraic expression
- 5. rapid chemical combination of a substance with oxygen, involving the production of heat and light
- 6. a type of chemical reaction in which two or more simple substances combine to form a more complex product.
- 8. is a charged chemical species (ion) composed of two or more atoms covalently bonded or of a metal complex that can be considered to be acting as a single unit
- 10. the process or result of oxidizing or being oxidized.
- 13. reacts with a compound and takes the place of another element in that compound
- 16. chemical decomposition produced by passing an electric current through a liquid or solution containing ions
- 18. a substance that takes part in and undergoes change during a reaction.
- 19. a substance that is formed as the result of a chemical reaction.
Down
- 1. cause (a substance) to be deposited in solid form from a solution
- 2. the state or process of rotting, decay.
- 3. consisting of two atoms.
- 7. A binary compound is a chemical compound that contains exactly two different elements.
- 9. a type of chemical reaction where two compounds react, and the positive ions (cation) and the negative ions (anion) of the two reactants switch places, forming two new compounds or products
- 11. the symbolic representation of a chemical reaction in the form of symbols and formulae, wherein the reactant entities are given on the left-hand side and the product entities on the right-hand side.
- 12. of or containing water, typically as a solvent or medium
- 14. produce or provide
- 15. a half-reaction in which a chemical species decreases its oxidation number, usually by gaining electrons
- 17. a substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change.