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

  • question_answer
    In which of the following arrangements, the order is not correct according to the property indicated against it:

    A)  Increasing size: \[A{{I}^{3+}}<M{{g}^{2+}}<N{{a}^{+}}<{{F}^{-}}\]

    B)  Increasing \[I{{E}_{1}}:B<C<N<O\]

    C)  Increasing \[E{{A}_{1}}:I<Br<F<CI\]

    D)  Increasing metallic radius: \[Li<Na<K<Rb\]

    Correct Answer: B

    Solution :

    [b] \[I{{E}_{1}}\] of \[N>I{{E}_{1}}\] of  O due to half-filled stable configuration in N.


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