JEE Main & Advanced Chemistry Equilibrium Question Bank Common ion effect, Isohydric solutions, Solubility product, Ionic product of water and salt hydrolysis

  • question_answer On addition of ammonium chloride to a solution of ammonium hydroxide            [CPMT 1976, 80, 81, 99; NCERT 1976, 77; MP PMT 1989, 99; DPMT 1983]

    A)                 Dissociation of \[N{{H}_{4}}OH\]increases

    B)                 Concentration of \[O{{H}^{-}}\]increases

    C)                 Concentration of \[O{{H}^{-}}\]decreases

    D)                 Concentration of \[NH_{4}^{+}\] and \[O{{H}^{-}}\]increases

    Correct Answer: C

    Solution :

                    Due to common ion effect.

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