BCECE Medical BCECE Medical Solved Papers-2005

  • question_answer
    Decreasing size of ions is:

    A)  \[I>{{I}^{-}}>{{I}^{+}}\]

    B)  \[{{I}^{-}}>I>{{I}^{+}}\]

    C)  \[{{I}^{+}}>{{I}^{-}}>I\]

    D)  \[I>{{I}^{+}}>{{I}^{-}}\]

    Correct Answer: B

    Solution :

    Key Idea: The size of cation is always smaller than corresponding neutral atom and onion is always larger in size the corresponding neutral atom. \[\therefore \] \[{{I}^{-}}>I>{{I}^{+}}\] is correct order.


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