Other questions in this quiz

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

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

3. What is the chemical symbol for carbon dioxide?

  • 2Ca
  • CO2
  • C2o

4. What is limestone mainly made of?

  • Calcium carbonate
  • Water
  • Carbon dioxide

5. What is the chemical symbol for calcium carbonate?

  • 2CaCo
  • CaCO3
  • CaCO2

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