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Question

RCHO+4[H]Zn−Hg/conc. HCl−−−−−−−−−−−→R−CH3+H2O
The above reaction is called as :

A
Wurtz reaction
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B
Clemmensen reduction
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C
Wolff-Kishner reduction
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D
Friedel-Crafts alkylation
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Solution

The correct option is B Clemmensen reduction
In Clemmensen reduction, the carbonyl group of aldehydes and ketones is reduced to methylene group by using zinc amalgam in conc. HCl.

This reaction is suitable for those aldehydes and ketones which are sensitive to alkaline medium.

Option B is correct.

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