Across
- 1. The speed of a reaction is known as the ____ of a reaction
- 4. The only non-metal that can conduct
- 7. Sulphide The product of a reaction between lead and sulphur
- 8. Only metals can _______ electricity
- 11. A ___________ change is a sign of a chemical reaction
- 12. A chemical we add to increase the rate of a reaction
- 14. Increasing the temperature will ________the rate of a reaction
- 15. A ______ change is a sign of a chemical reaction
Down
- 2. Used instead of an = sign in word equations
- 3. size Decreasing the ____________ will increase the rate of a reaction
- 5. A method of extracting elements
- 6. Chemical that comes out of a chemical reaction
- 9. What is element 92
- 10. Chemical that goes into a chemical reaction
- 13. The only element that is liquid at room temperature