KCET 2022 Chemistry Solved Paper

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Question : 30 of 60

Marks: +1, -0

Reaction by which benzaldehyde can not be prepared is

Toulene ‌
(i)CrO2Cl2inCS2
(ii)H3O+
▶
Benzoyl chloride +H2
Pd−BaSO4
∆
▶
Benzene +CO+HCl‌
‌ anhydrous ‌AlCl3
────────▶
Benzoic acid
Zn−Hg‌ and Conc. ‌HCl
────────▶

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