Across
- 1. A measure of the acidity of a solution;equal to the negative logarithm of the hydronium ion concentration.
- 6. A polyatomic ion made by adding a proton(hydrogen ion)to a water molecule.
- 7. The energy stored in molecules that can be released during a reaction.
- 10. Any substance that increases the rate of a chemical reaction without itself being consumed by the reaction.
- 11. A substance that accepts hydrogen ions.
- 14. Description of a chemical reaction in which there is a net absorption of energy.
- 15. The new materials formed in a chemical reaction.
Down
- 2. A polyatomic ion made by removing a proton(hydrogen ion)from a water molecule.
- 3. A rapid exothermic oxidation-reduction between a material and molecular oxygen.
- 4. A substance that donates hydrogen ions.
- 5. the minimum energy required in order for a chemical reaction to proceed.
- 8. When a reaction and its reverse act at the same rate.
- 9. The reacting substances in a chemical reaction.
- 12. Description of a chemical reaction in which there is a net release of energy.
- 13. Description of a solution in which the hydronium ion concentration ion is equal to the hydroxide ion concentration.
