Describe any two methods of preparation of ethane with equations, give any three reactions of ethane.

Describe two methods for the preparation of acetone.

Give any three uses of ethanoic acid.

Describe the methods used to prepare oxides.

Write the equation for the combustion of ethane

Describe the important methods for the preparation of alkenes.

Describe the important methods for the preparation of alkynes.

Explain any two methods of preparation of diborane. Write the reactions of B_2 H_6 with a) H_2 O b) CO. Give equations.

Write the combustion reactions of ethane

Name any three methods of contraception.

Describe some important methods for the preparation of alkanes. Discuss the substitution reactions of alkanes.