Other questions in this quiz

2. What is thermal decomposition

  • When a substance heats up and breaks down
  • When a substance reaches 100 degrees centergrade
  • When a substance is heated to its highest melting point
  • When a substance is heated so much it disintorgrates

3. Calcium Hydroxide can be used to make limewater. how?

  • Heat the calcium hydroxidee in a limekiln
  • Dissolve calcium hydroxide in water
  • Mix calcium hydroxide with magnesium in a furncace
  • Heat calcium hydroxide in liquid copper

4. What is the main substances fomula

  • CAco3
  • CaCO3
  • 3CoCa
  • CACO3

5. What is a balanced equation for the thermal decomposition of calcium carbonate

  • CaCO2 -> CaO + C2O
  • CaCO3 -> CaO + CO2
  • CaCO3 -> 3cO2 + CO2
  • CaCO3 -> C2O + CO2


No comments have yet been made

Similar Chemistry resources:

See all Chemistry resources »See all The limestone cycle resources »