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Question

Chemistry Question on Phenols

Sulphonation of phenol with conc. H2SO4H _{2} SO _{4} at 288−293 K288-293\, K gives

A

o-phenol sulphonic acid

B

sulphanilic acid

C

p-phenol sulphonic acid

D

sulphone

Answer

o-phenol sulphonic acid

Explanation

Solution

Sulphonation of phenol with conc. H2SO4H _{2} SO _{4} at 288−293 K288-293\, K gives o-phenol sulphonic acid.