KS3 Science Revision

1. What is Zinc + Hydrochloric Acid

2. What is Magnesium + Water

3. What is Copper + Sulphuric Acid

4. Balance this equation Mg + O2 > MgO

5. What happens to the atoms during a chemical reaction

6. What are metals such as potassium found in when extracted

7. How do you split sodium from an ore

8. What number on the Ph scale is water

9. What colour would a strong acid turn litmus paper

10. What are the 3 least reactive metals

11. What are the 4 most reactive metals

12. What is Calcium + Iron Sulphate