Q. Which one of the following on reduction with lithium aluminium hydride yields a secondary amine?
A) Methyl isocyanide
B) Acetamide
C) Methyl cyanide
D) Nitroethane
Explanation
[Solution from source] LiAlH₄ reduces methyl isocyanide CH₃–N≡C to CH₃–NH–CH₃, a secondary amine. Acetamide and methyl cyanide both give ethylamine (primary), and nitroethane also gives a primary amine. Answer (1).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.