question_answer

When\[o\text{-}\]or\[p\text{-}\]phenol sulphonic acid is treated with bromine water, the product formed is

A)  2, 4-dibromophenol

B)  2, 4, 6-tribromophenol

C)  3-bromophenol boric acid

D)  3, 5-dibromophenol

Correct Answer: B

Solution :

                Like nitration, bromination of o- or p-phenol sulphonic acid occurs with simultaneous replacement of \[S{{O}_{3}}H\] group by Br atom to ultimately give 2, 4, 6-tribromophenol.