MCQ
Given are $E^o$ values for some half reactions
$I_2 + 2e^-\to 2I^-$ ; $E^o = 0.54 \,V$
$MnO_4^-+ 8H^+ + 5e^-\to Mn^{2+} + 4H_2O$ ; $E^o = 1.52\, V$
$Fe^{3+} + e^-\to Fe^{2+}$ ; $E^o = 0.77\, V$
$Sn^{4+} + 2e^-\to Sn^{2+}$ ; $E^o = 0.1\, V$
The strongest reducant and oxidant respectively are :
- ✓$Sn^{2+}$, $MnO_4^-$
- B$MnO_4^-$, $Sn^{4+}$
- C$I_2$, $Fe^{3+}$
- D$I_2$, $Sn^{2+}$