Chemistry (Unit One)
Across
- 2. New substances created by the rearrangement of atoms after a chemical reaction
- 4. Has only one reactant
- 6. A compound that produces hydrogen ions
- 8. Elements or compounds that exist prior to a chemical reaction
- 10. When one acid and one base react with each other
- 12. Positively charged, are in the nucleus
Down
- 1. Produces hydroxide ions
- 3. A reaction that produces heat
- 5. When a chemical bond breaks or a new bond forms
- 7. Has only product
- 9. The study of matter
- 11. Negatively charged, are on the outside of the nucleus