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  3. CET Karnataka Medical

CET Karnataka Medical CET - Karnataka Medical Solved Paper-2011

  • question_answer
    Generally, the first ionisation energy  increases along a period. But there are some exceptions. The one which is not an exception is

    A)  \[Be\] and B

    B)  \[Na\] and \[Mg\]

    C)  \[Mg\]and \[Al\]

    D)  \[N\] and \[0\]

    Correct Answer: B

    Solution :

    First ionisation energy of \[Mg\] is more than that of \[Na\]. It is not an exception.


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