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JEE Main & Advanced Chemistry Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति Question Bank Topic Test - Chemical Periodicity (5-5-21)

  • question_answer
    Correct energy value order is          

    A) \[ns\ np\ nd(n-1)f\]

    B) \[ns\ np(n-1)d\ (n-2)f\]

    C) \[ns\ np(n-1)d\ (n-1)f\]

    D) \[ns(n-1)d\ n(n-1)f\]

    Correct Answer: B

    Solution :

    [b]        Higher the (n+1) value higher is the energy associated with orbitals.


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