JEE Main & Advanced Chemistry Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति Question Bank Critical Thinking

  • question_answer
    Ionic radii of [IIT-JEE 1999]

    A) \[T{{i}^{4+}}<M{{n}^{7+}}\]

    B) \[^{35}C{{l}^{-}}{{<}^{37}}C{{l}^{-}}\]

    C) \[{{K}^{+}}>C{{l}^{-}}\]

    D) \[{{P}^{3+}}>{{P}^{5+}}\]

    Correct Answer: D

    Solution :

    Nuclear charge per electron is greater in \[{{P}^{5+}}\]. Therefore, its size is smaller.


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