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

  • question_answer
    The \[pH\] of \[{{10}^{-7}}M\,NaOH\] is                [MP PMT 2001]

    A)                 7.01       

    B)                 Between 7 and 8

    C)                 Between 9 and 10           

    D)                 Greater than 10

    Correct Answer: B

    Solution :

                    \[{{10}^{-7}}M\,\,NaOH\] means \[[O{{H}^{-}}]={{10}^{-7}}\]; \[pOH=7\] \[pH=14-7=7\]


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