Chemical Reactions

2. process that leads to the chemical transformation of one set of chemical substances to another
7. an equation in which the reactants and products of chemical reaction are represented by words
8. a substance that forms in a chemical reaction
11. a substance or molecule that participates in a chemical reaction
13. 2 compounds react to form 2 new compounds
14. series of metals in order of reactivity from highest to lowest
16. a representation of the reactants and products of chemical reaction by their symbols or formula
18. an element and compound react to form a different element and compound
19. a ion made of 2 or more atoms
20. there must be the same number of each type of atom before the reaction as after the reaction

1. represents a chemical reaction
3. a chemical reaction in which the products re-form the original reactants
4. reaction between an acid and a base
5. a compound breaks down into elements and/or smaller compounds
6. dissolved in water
9. a small whole number in which that appears in the front of a formula in a chemical equation
10. 2 elements combine to form a compound
12. a substance that speeds up a chemical reaction, but is not consumed by the reaction
15. a reaction with oxygen
17. a substance made of 2 or more different elements joined by chemical bonds