Across
- 2. ___________ are found on the left hand side of a chemical equation
- 3. A force that holds together atoms in a compound or molecule (must be broken and reformed for a chemical reaction to occur)
- 5. substances formed from reactants in a chemical reaction
- 7. Burning a fuel in the presence of oxygen
- 8. The law of the conservation of _____: States that atoms are rearranged in a chemical reaction, not lost or found
- 9. A type of reaction where energy is taken in from the surroundings, decreasing the surrounding temperature
- 10. This gas makes limewater turn cloudy
- 11. In a chemical equation, products are found on the ______ hand side
Down
- 1. A substance that speeds up chemical reactions, but are not changed during the reaction
- 4. Thermal ________, to breakdown a substance using heat
- 6. A type of change where an object can be reshaped, but no new product is formed. Is often reversible
- 9. A type of reaction where energy is given out, so the surrounding temperature increases