Duration: 6:12

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Match the column
P
\begin{tabular}{|l|l|l|l|}
\hline \multicolumn{2}{|c|}{ Column-I } & \multicolumn{2}{c|}{ Column-II } \\
\hline (A) & \( \mathrm{pK} \) of \( \mathrm{X}^{-}\left(\mathrm{K}_{\mathrm{a}}\right. \) of \( \left.\mathrm{HX}=10^{-6}\right) \) & \( (\mathrm{P}) \) & 6.9 \\
\hline (B) & \( \mathrm{pH} \) of \( 10^{-8} \mathrm{M} \mathrm{HCl} \) & \( (\mathrm{Q}) \) & 8 \\
\hline (C) & \begin{tabular}{l}
\( \mathrm{pH} \) of \( 10^{-2} \mathrm{M} \) acetic solution \\
\( \left(\right. \) Take \( \mathrm{K}_{\mathrm{a}} \) of acetic acid \( =1.6 \) \\
\( \left.\times 10^{-5}\right) \)
\end{tabular} & \( (\mathrm{R}) \) & 10.7 \\
\hline (D) & \begin{tabular}{l}
pOH of a solution obtained \\
by mixing equal volumes of \\
solution with \( \mathrm{pH}=3 \) and 5
\end{tabular} & (S) & 3.4 \\
\hline
\end{tabular}
\begin{tabular}{lllll}
& \( \mathbf{A} \) & \( \mathbf{B} \) & \( \mathbf{C} \) & \( \mathrm{D} \) \\
(1) & \( \mathrm{P} \) & \( \mathrm{Q} \) & \( \mathrm{S} \) & \( \mathrm{R} \) \\
(2) & \( \mathrm{S} \) & \( \mathrm{R} \) & \( \mathrm{Q} \) & \( \mathrm{P} \) \\
(3) & \( \mathrm{Q} \) & \( \mathrm{P} \) & \( \mathrm{S} \) & \( \mathrm{R} \) \\
(4) & \( \mathrm{P} \) & \( \mathrm{Q} \) & \( \mathrm{R} \) & \( \mathrm{S} \)
\end{tabular}


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