MCQ
In a reversible isothermal process, the change in internal energy is
- ✓Zero
- BPositive
- CNegative
- DNone of these
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$3MnO_4^{2-} + 2H_2O \rightleftharpoons 2MnO_4^- + MnO_2 + 4OH^-$
The reaction can go to completion by removing $OH^-$ ions by adding

Hyperconjugation occurs in