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Thiophene can be removed from commericial benzene vy

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Thiophene can be removed from commericial benzene vy
A. Shaking it with mixture of conc. `HNO_(3)` and `H_(2)SO_(4)`
B. Shaking it with mixture of conc. `HNO_(3)` and `H_(2)SO_(4)`
C. Distillation under reduced pressure
D. Steam distillation
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Correct Answer - B
Thiophene can be easily sulphonated to form thiophene -2- sulphonic acid thus dissolves in conc. `H_(2)SO_(4)` whereas benzene does not.
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