JEE Main & Advanced Chemistry Classification of Elements and Periodicity in Properties Question Bank Atomic and lonic radii

  • question_answer Which of the following statements is correct [MP PET 1997]

    A) \[{{X}^{-}}\] ion is larger in size than X atom

    B) \[{{X}^{+}}\] ion is larger in size than X atom

    C) \[{{X}^{+}}\] ion is larger in size than \[{{X}^{-}}\] ion

    D) \[{{X}^{+}}\] and \[{{X}^{-}}\] ions are equal in size

    Correct Answer: A

    Solution :

    \[{{X}^{-}}\] ion larger in size than \[X\] atoms. Because of low effective nuclear charge on \[{{X}^{-}},\,X\] has a bigger size.


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