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Reaction by which benzaldehyde cannot be...

Reaction by which benzaldehyde cannot be prepared :

A

in presence of anhydrous `AlCl_(3)`

B

+ Zn/Hg and conc. HCl

C

+ `Cr O_(2) Cl_(2)` in `CS_2` followed by `H_3 O^(+)`

D

+ `H_(2)` in presence of `Pd* BaSO_(4)`.

Text Solution

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The correct Answer is:
B
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