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  3. JCECE Engineering

JCECE Engineering JCECE Engineering Solved Paper-2006

  • question_answer
    If \[pH\] of a solution is\[4\], then \[{{H}^{+}}\] is:

    A) \[{{10}^{4}}\]                                    

    B) \[{{10}^{10}}\]

    C) \[{{10}^{-4}}\]                                  

    D)  \[{{10}^{-10}}\]

    Correct Answer: C

    Solution :

    \[pH=4\]                 \[[{{H}^{+}}]={{10}^{-pH}}\]                          \[={{10}^{-4}}\]


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