1.

Identify the reagent(s) for the conversion of chlorobenzene to 3-chlorobenzaldehyde.

A. CrO<sub>3</sub> and (CH<sub>3</sub>CO)<sub>2</sub>O
B. CrO<sub>2</sub>Cl<sub>2</sub>; H<sub>2</sub>O
C. Cl<sub>2</sub>/hv; H<sub>2</sub>O
D. CO, HCl and CuCl
Answer» E.


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