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JEE Main & Advanced Chemistry Equilibrium / साम्यावस्था Question Bank Hydrogenion concentration pH scale and buffer solution

  • question_answer
    To obtain a buffer which should be suitable for maintaining a \[pH\]of about \[4-5,\] we need to have in solution, a mixture of

    A)                 A strong base + its salt with a weak acid

    B)                 A weak base + its salt with a strong acid

    C)                 A strong acid + its salt with a weak base

    D)                 A weak acid + its salt with a strong base

    Correct Answer: D

    Solution :

                    A weak acid and its salt with a strong base maintain pH 4 ? 5


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