MCQ
Spiegeleisen is an alloy of
- ✓$Fe, C $ and $Mn$
- B$Fe, Mg$ and $C$
- C$Fe, Co$ and $Cr$
- D$Fe, Cu$ and $Ni$
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Reaction $- (2): CH_3 -CH = CH -CH_3 \xrightarrow{KMn{{O}_{4}}/NaI{{O}_{4}}}(C)$ $2\,mole$
Product $(B)$ and $(C)$ respectively are
$Fe^{3+} + e \to Fe^{2+}\, ;\, E^o = 0.771\,volt$
$I_2 + 2e \to 2I^-\, ;\, E^o = 0.536\,volt$
$E^o$ cell for the cell reaction
$2Fe^{3+} + 2I^-\to 2Fe^{2+}+ I_2$ is
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