Other questions in this quiz

2. Which of these is limestone used for?

  • Building
  • Engineering

3. What ingredients, mixed together, makes concrete?

  • h20, aggregate, salt and concrete
  • cement, sand, aggregate and water
  • cements, calcium, h20

4. What is the chemical symbol for calcium oxide?

  • Ca2o
  • CaO
  • 2CaO

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

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

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