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JEE · NEET Previous Year Question

$Consider the reaction : RCHO + NH2NH2 \to RCH = N-NH2 What sort of reaction is it ?$

Topic: NEET PYQ

Answer: D. Full step-by-step solution below.

A $Electrophilic addition - elimination reaction$
B $Free radical addition - elimination reaction$
C $Electrophilic substitution - elimination reaction$
D $Nucleophilic addition - elimination reaction$

Correct answer: D

Solution

(d) R-CH = O + H2N - NH2 \to R-CH = N - NH2 It is a Nucleophilic addition-elimination reaction.

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