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Question

Aniline when treated with NaNO2 and HCl at 050C gives ____________ as a product.
  1. chloroaniline
  2. benzene diazonium chloride
  3. chlorobenzene
  4. dichlorobenzene

A
benzene diazonium chloride
B
chloroaniline
C
chlorobenzene
D
dichlorobenzene
Solution
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Aniline reacts with sodium nitrite and HCl in cold condition to form benzene diazonium chloride.
C6H5NH2anilineHCl−−−NaNO2[C6H5N+2Cl]benzenediazoniumchloride

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[CPMT 1982, 89; RPMT 2000]


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