Clemmensen reduction of a ketone is carried out in the presence of which of the following?

H_{2}

and Pt as catalyst

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Zn-Hg with HCI

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Glycol with KOH

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L i A l H_{4}

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Solution

The correct option is B Zn-Hg with HCI
Zn-Hg with conc. HCl reduces ketone to respective alkane, i.e $C = O$ of ketone gets reduced to $> C H_{2}$ group. The reaction is called Clemmensen reduction.
For example:
Hence, option (c) is correct.

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