MCQ
A substance forms zwitter ion. It can have functional groups
- A$ - N{H_2}, - COOH$
- B$ - N{H_2}, - S{O_3}H$
- ✓Both
- DNone of these
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If one Faraday of electricity is passed through the battery during the charging, the number of moles of $Cr^{3+}$ removed from the solution is
$(A)$ $H _2 S _2 O _7$ $(B)$ $H _2 S _2 O _8$ $(C)$ $H _2 S _2 O _5$ $(D)$ $H _2 SO _5$
