Question based on methods of preparation of amines

Questions based on methods of preparation of carboxylic acids

question based on Methods of preparation of the Alkyl halides

Amines - Method of preparation

Illustrate any one method of preparation of bases with equations

Which of the following methods of preparing of amines will give some number of carbon atoms in the chain of amines as in the reactant?

Question based on preparation of aldehydes and ketones

Question based on properties of aliphatic amines