MCQ
Functional group present in sulphonic acid is:
- A$\mathrm{SO}_4 \mathrm{H}$
- ✓$\mathrm{SO}_3 \mathrm{H}$
- C
- D$-\mathrm{SO}_2$
✓
Answer
Correct option: B.
$\mathrm{SO}_3 \mathrm{H}$
b
Group present in sulphonic acids
Group present in sulphonic acids
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