In diazotisation reaction of aniline with NaNO 2 and HCl, an excess of HCl is used to
Chemistry · Class 12 · CBSE — Amines
In diazotisation reaction of aniline with NaNO2 and HCl, an excess of HCl is used to
- suppress the formation of acetanilide
- suppress the concentration of free aniline available for coupling
- maintain the pH of the reaction
- prevent the formation of anilinium ion.
Answer
(B) suppress the concentration of free aniline available for coupling
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