question_answer

An azo dye is formed by interaction of an aromatic diazonium chloride with

A)                 A phenol

B)                 An aliphatic primary amine

C)                 Benzene

D)                 Nitrous acid

Correct Answer: A

Solution :

             This is coupling reaction in which benzene diazonium chloride react with phenol or aromatic amine to give dyes.