Across
- 6. A reaction that is usually reversible
- 7. The chemicals you start with, in a word equation
- 10. A Flammable gas that forms with acids and some metals
- 12. An object that puts out fires with Co2
Down
- 1. A gas that turns limewater milky
- 2. A reaction that is usually Irreversible
- 3. The three things that keep fire lit are part of a...
- 4. the chemicals that when mixed with acids create carbon-dioxide
- 5. another word for hot
- 6. The result of a word equation
- 8. A gas that turns burnt metals into oxides
- 9. a distinct compound or substance
- 11. it makes water and energy when burnt