MCQ
The orbital having two radial as well as two angular nodes is
- A$3 p$
- B$4 f$
- C$4 d$
- ✓$5 d$
$1=2$
$n-2-1=2$
$n=5$
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$Cu ( s )+ Sn ^{2+}( aq ) \rightarrow Cu ^{2+}( aq )+ Sn ( s )$
$\left( E _{ Sn ^{2+} \mid Sn }^{0}=-0.16\, V , E _{ Cu ^{2+} \mid Cu }^{0}=0.34\, V \right.$ Take $F=96500\, C\, mol ^{-1}$ )

$X$ and $Y$ respectively are :