RAJASTHAN ­ PET Rajasthan PET Solved Paper-2003

  • question_answer
    The correct order of atomic and ionic size of iodine is

    A)  \[I>{{I}^{-}}>{{I}^{+}}\]

    B)  \[{{I}^{-}}>I>{{I}^{+}}\]

    C)  \[I>{{I}^{+}}>{{I}^{-}}\]

    D)  \[{{I}^{+}}>I>{{I}^{-}}\]

    Correct Answer: B

    Solution :

     The size of anion is greater than its atom while the size of cation is smaller than its atom. Hence, decreasing order of size is \[{{I}^{-}}>I>{{I}^{+}}\]


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