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6. What is formed when and acid reacts with a hydroxide?
- salt and hydrogen
- hydrogen and water
- salt and water
- oxygen, hydrogen and salt
7. What is formed when an acid reacts with ammonia?
- ammonium salt
- they don't react
- ammonium salt and water
- ammonium salt and hydrogen
8. What is formed from heating a metal carbonate?
- metal oxide and carbon dioxide
- metal and carbon dioxide
- oxygen, metal and carbon
- metal and carbon
9. What is formed when an acid reacts with a carbonate?
- salt and water
- salt, water and carbon dioxide
- salt and carbon dioxide
- carbon dioxide and water
10. What is the formula for hydrogen carbonate ion?
11. What is the formula for silver nitrate?
12. What is the formula for phosphoric acid?
13. What is formed when a substance reacts with oxygen?
- carbon dioxide
- oxides
- hydrogen
- they don't react
14. What is formed when an acid reacts with a hydrogen carbonate?
- salt, water and carbon dioxide
- salt, hydrogen and carbon dioxide
- salt and hydrogen
- salt and carbon dioxide
15. What is the process of breaking down a metal carbonate called ?
- heat decomposition
- it has no special name
- thermal decomposition
- thermal destruction