MCQ
Product $(B)$ is


- ✓$\begin{matrix}
Ph-N=C-CN \\
\,\,\,\,\,\,\,\,\,\,| \\
\,\,\,\,\,\,\,\,\,\,\,\,Ph \\
\end{matrix}$ - B$Ph - N = C - Ph$
- C$Ph - N = N - Ph$
- D$Ph -CH = CH - Ph$


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Reason : Addition of non-volatile solute into solvent results into depression of freezing point of the solvent.
$(i)$ $F_2 + 2X^-\to 2F^-+ X_2 (X = Cl, Br, I)$
$(ii)$ $Cl_2 + 2X^-\to 2Cl^-+ X_2 (X = Br, I)$
$(iii)$ $I_2 + 2Br^-\to Br_2 + 2I^-$
option which have only the Correct set of reaction is.
$KOH + {O_3} \to coloured\,solid\,(a) + Gas\,(b) + {H_2}O$
Select $CORRECT$ statement