MCQ
Carborundum is
- ✓$SiC$
- B$AlC{l_3}$
- C$A{l_2}{(S{O_4})_3}$
- D$A{l_2}{O_3}\,.\,2{H_2}O$
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Reason : Raoult’s law is a special case of Henry’s law.
$Z{n^{2 + }} + 2{e^ - } \to Zn$ ; $E = - 7.62\,\,V,$
$F{e^{2 + }} + 2{e^ - } \to Fe$ ; $E = - 7.81\,\,V$
The emf of the cell $F{e^{2 + }} + Zn \to Z{n^{2 + }} + Fe$ is ............ $\mathrm{V}$
