Other questions in this quiz

2. What is the chemical symbol for calcium carbonate?

  • CaCO3
  • CaCO2
  • 2CaCo

3. Which chemical equation shows what is produced from CaCO3 after heating?

  • Co2 -----> Cao + CaCo3
  • CaCO3 ---> Ca0 + CO2
  • CO2 -----> CaO + C2o

4. When calcium carbonate has been heated, what does it produce when it decomposes?

  • Carbon dioxide and calcium
  • Calcium oxide and Carbon dioxide
  • Calcium oxide and Carbon oxide

5. What is limestone mainly made of?

  • Calcium carbonate
  • Water
  • Carbon dioxide


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