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Question

In order to convert aniline into chlorobenzene, the reagents needed are:

A
CuCl
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B
NaNO2/HCl and CuCl
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C
Cl2/CCl4
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D
Cl2/AlCl3
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Solution

The correct option is B NaNO2/HCl and CuCl
PhNH2NaNO2/HCl−−−−−−−PhN=NClCuCl/HCl−−−−−PhCl
Diazotization, followed by Sandmeyer reaction. Option (B) is correct.

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