A) o-phenol sulphonic acid
B) sulphanilic acid
C) p-phenol sulphonic acid
D) sulphone
Correct Answer: A
Solution :
Sulphonation of phenol with cone.\[{{H}_{2}}S{{O}_{4}}\]at 288-293 K gives o-phenol sulphonic acid.You need to login to perform this action.
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