question_answer

Aniline is treated with a mixture of sodium nitrite and hypophosphorus acid, the product formed is

A)  aniline diazonium hypophosphate

B)  benzene

C)  anilinium hypophosphite

D)  aniline diazonium hypophosphite

Correct Answer: B

Solution :

  In this reaction \[{{\text{H}}_{\text{3}}}\text{P}{{\text{O}}_{\text{2}}}\]serves both as an acid as well as a reducing agent.