MCQ
$(A)$ and $(B)$ are


- AChain Isomer
- ✓Positional Isomer
- CMetamer
- DFunctional Isomer


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${C_6}{H_5} - COO - C{H_3}\mathop {\xrightarrow{{1.\,LiAl{H_4}}}}\limits_{2.\,{H_2}O} $
$\mathrm{Cr}_2 \mathrm{O}_7^{2-}+\mathrm{XH}^{+}+\mathrm{Ye}^{-} \rightarrow 2 \mathrm{~A}+\mathrm{ZH}_2 \mathrm{O}$
$\mathrm{X}, \mathrm{Y}, \mathrm{Z}$ and $\mathrm{A}$ are respectively are:
$[Figure]$ $\xrightarrow{{B{r_2}/hv}}$
