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Question 48

Match List I with List II.

List I (Reaction)List II (Reagents)
(A) Hoffmann Degradation(I) Conc. KOH, $$\Delta$$
(B) Clemmensen reduction(II) CHCl$$_3$$, NaOH/H$$_3$$O$$^+$$
(C) Cannizzaro reaction(III) Br$$_2$$, NaOH
(D) Reimer-Tiemann reaction(IV) Zn $$-$$ Hg/HCl

Match the reactions with their reagents.

(A) Hoffmann Degradation: Conversion of amide to amine using $$Br_2/NaOH$$ — matches (III).

(B) Clemmensen Reduction: Reduction of $$C=O$$ to $$CH_2$$ using $$Zn-Hg/HCl$$ — matches (IV).

(C) Cannizzaro Reaction: Disproportionation of aldehydes (without $$\alpha$$-H) using concentrated KOH — matches (I).

(D) Reimer-Tiemann Reaction: Introduction of $$CHO$$ group to phenol using $$CHCl_3/NaOH$$ — matches (II).

Matching: A-III, B-IV, C-I, D-II

This matches Option 3.

The answer is $$\boxed{A-III, B-IV, C-I, D-II}$$ (Option 3).

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