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

  • question_answer If acetic acid mixed with sodium acetate, then \[{{H}^{+}}\]ion concentration will be       [Roorkee 1995]

    A)                 Increased           

    B)                 Decreased

    C)                 Remains unchanged      

    D)                 \[pH\]Decreased

    Correct Answer: B

    Solution :

               \[C{{H}_{3}}COOH\]⇌\[C{{H}_{3}}CO{{O}^{-}}+{{H}^{+}}\]                                 On adding \[C{{H}_{3}}COONa\], \[[{{H}^{+}}]\]decreases.

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