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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