Equilibrium: JEE Main 2023 Chemistry question

JEE Main 2023 · 15 Apr, Morning shift · Q1315

JEE Main 202315 Apr, Morning shiftChemistryHardEquilibrium123× since 2002

Which of the following statement(s) is/are correct? (A) The

\mathrm{pH}

1 \times 10^{-8}~ \mathrm{M} ~\mathrm{HCl}

solution is 8 . (B) The conjugate base of

\mathrm{H}_{2} \mathrm{PO}_{4}^{-}

\mathrm{HPO}_{4}^{2-}

. (C)

\mathrm{K}_{\mathrm{w}}

increases with increase in temperature. (D) When a solution of a weak monoprotic acid is titrated against a strong base at half neutralisation point,

\mathrm{pH}=\frac{1}{2} \mathrm{pK}_{\mathrm{a}}

Choose the correct answer from the options given below:

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JEE Main 2023 Equilibrium Question with Solution (15 Apr Morning shift, Q1315) | JEE Arc