Which of following is not usual method for preparation of primary amine?

Give a method preparation of primary amine.

Write a method of preparation of primary amines.

Which of the following is used for the preparation of a primary amine having one C-atom more than the starting haloalkane?

The best method for the preparation of primary amines is

The best method for the preparation of primary amines is

Give two methods of preparation of primary amines.

Which of the following reactions is not a method of preparation of amines ?

Which of the following reactions are suitable method for the preparation of primary amines?