
- A

- ✓

- C

- D








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$(I)$ $\begin{matrix}
\begin{matrix}
\,\,\,Br \\
| \\
\end{matrix} \\
Ph-C-Ph \\
| \\
\,\,\,\,\,\,C{{H}_{3}} \\
\end{matrix}$
$(II)$ $\begin{matrix}
Br \\
|\,\,\, \\
Ph-CH-Ph \\
\end{matrix}$
$(III)$ $\begin{matrix}
Ph-CH-C{{H}_{3}} \\
|\,\,\,\,\,\,\, \\
Br\,\,\,\,\,\, \\
\end{matrix}$
$(IV)$ $PhVH_2Br$
$\mathrm{C}_{7} \mathrm{H}_{8} \stackrel{3 \mathrm{Cl}_{2} / \Delta}{\longrightarrow} \mathrm{A} \stackrel{\mathrm{Br}_{2} / \mathrm{Fe}}{\rightarrow} \mathrm{B} \stackrel{\mathrm{Zn} / \mathrm{HCl}}{\rightarrow} \mathrm{C}$
The product '$C$' is
$(i)$ $Xe{O_3}$ $(ii)$ $XeO{F_4}$ $(iii)$ $Xe{F_6}$
Those having same number of lone pairs on Xe are
[Given: Freezing point of ethanol is $156.0 K$ Density of ethanol is $0.80\,g\,cm ^{-3}$.
Freezing point depression constant of ethanol is $\left.2.00\,K\,kg\,mol\,m ^{-1}\right]$