Across
- 2. A substance that donates hydrogen ions.
- 3. Description of a chemical reaction in which there is a net release of energy.
- 4. The amount of energy required to pull two bonded atoms apart, which is the same as the amount of energy released when the 2 atoms are brought together into a bond.
- 5. Any substance that increases the rate of a chemical reaction without itself being consumed by the reaction.
- 6. A polyatomic ion made by adding a proton (hydrogen ion) to a water molecule.
- 7. The minimum energy required in order for a chemical reaction to proceed.
- 9. Description of a chemical reaction in which there is a net absorption of energy.
- 10. A substance that accepts hydrogen ions.
- 13. A polyatomic ion made by removing a proton (hydrogen ion) from a water molecule.
- 14. Description of a solution in which the hydronium ion concentration is equal to the hydroxide ion concentration.
Down
- 1. of a solution in which the hydronium ion concentration is higher than the hydroxide ion concentration.
- 4. of a solution in which the hydroxide ion concentration is higher than the hydronium ion concentration.
- 8. A rapid exothermic oxidation reduction reaction between a material and a molecular oxygen
- 11. A measure of the acidity of a solution; equal to the negative logarithm hydronium ion concentration.
- 12. The reacting substances in a chemical reaction