Other questions in this quiz

2. The products of heating carbonates are always what?

  • Water and carbon dioxide
  • Metal oxides and carbon dioxide
  • Calcium oxides and carbon dioxide

3. Which of the following is not one of the reasons copper is used at school?

  • It's change in colour from green to black
  • It's change in colour from purple to green
  • Because it is low in the reactivity series

4. Calcium oxide reacts with what to produce carbon hydroxide?

  • Water
  • Carbon dioxide
  • Limewater

5. When copper carbonate is heated it produces carbon dioxide and what?

  • Copper oxide
  • Copper zinc
  • Copper calcium


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