question_answer

Sulphonation of phenol with cone.\[{{H}_{2}}S{{O}_{4}}\]at 288-293 K gives

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.