MCQ
In the reaction,
  • $ \mathrm{C}_6 \mathrm{H}_5 \mathrm{SO}_3 \mathrm{H} $
  • B
    $ \mathrm{C}_6 \mathrm{H}_5 \mathrm{OH} $
  • C
    $ \mathrm{C}_6 \mathrm{H}_5 \mathrm{SO}_2 $
  • D
    $ \mathrm{C}_6 \mathrm{H}_5 \mathrm{CHO}$

Answer

Correct option: A.
$ \mathrm{C}_6 \mathrm{H}_5 \mathrm{SO}_3 \mathrm{H} $

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