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  3. AMU Medical

AMU Medical AMU Solved Paper-1999

  • question_answer
    Of the following iso-electronic ions, the one which has the lowest ionization potential is

    A)  \[N{{a}^{+}}\]            

    B)  \[M{{g}^{++}}\]

    C)  \[{{F}^{-}}\]             

    D)  \[{{O}^{--}}\]

    Correct Answer: D

    Solution :

    : For isoelectronic ions, the ionic size decreases as the nuclear charge increases.


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