MCQ
$Y$ is


- A

- B

- ✓

- D







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$A = - 0.250\,V$ $B = - 0.136\,V$ $C = - 0.126\,V$ $D = - 0.402\,V$
The element that displaces $A$ from its compounds is
[Given : $\mathrm{R}=0.083 \mathrm{~L} \mathrm{bar} \mathrm{mol}^{-1} \mathrm{~K}^{-1}$ ]
Assume complete dissociation of $\mathrm{NaCl}$
The order of decreasing reactivities of these alcohols towards substitution with $HBr$ is