1What is meant by the combustion of carbon? Write the equations for burning in plenty of oxygen and in limited oxygen.
2What is the reducing property? Show with an equation how carbon frees zinc from zinc oxide.
3What is a carbide? Write the reaction between calcium and carbon with its equation.
4What is water gas? How is it formed?
5Why is it dangerous to sleep in a closed room where coal is burning?
6How does carbon react with silicon dioxide? Write the equation.
7The physical properties of graphite and diamond differ, so why are their chemical properties the same?