Question

Which of the following statements is not correct?

• A. Replacement of halogen by $- NH _{2}$ in alkyl halide is a nucleophilic substitution reaction.
• B. Aryl halides show more reactivity as compared to alkyl halides in the replacements of halogen by the $- NH _{2}$ group.
• C. During the replacement of halogen by $- NH _{2}$ group, ammonia is taken in large excess so as to avoid the formation of $2^{\circ}$ and $3^{\circ}$ amines.
• D. Tertiary alkyl halide generally produces alkene instead of the replacement of halogen by $- NH _{2}$ group.

Answer 1

Answer: (B)

Correct answer is (b) Aryl halides show more reactivity as compared to alkyl halides in the replacements of halogen by the $- NH _{2}$ group.