Across
- 5. - A polyatomic ion made by removing a proton from a water molecule.
- 7. - The deterioration of a metal, typically caused by atmospheric oxygen.
- 9. -
- 10. - The minimum energy required in order for a chemical reaction to proceed.
Down
- 1. - The process by which a reactant gains one or more electron.
- 2. - A rapid exothermic oxidation-reduction reaction between a material and molecular oxygen.
- 3. - Matter is neither created nor destroyed during a chemical reaction.
- 4. - A measure of the acidity of a solution
- 6. - The amount of energy required to pull two bonded atoms apart, which is the same as the amount of energy released when the two atoms are brought together into a bond.
- 8. - The process by which a reactant loses one or more electron.
- 11. - A substance that donates hydrogen ions.