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

  • question_answer
    The elements which occupy the peaks of ionisation energy curve, are [CBSE 2000]

    A) \[Na,\,\,K,\,\,Rb,\,Cs\]

    B) \[Na,\,\,Mg,\,\,Cl,\,\,I\]

    C) \[Cl,\,\,Br,\,\,I,\,F\]

    D) \[He,\,\,Ne,\,\,Ar,\,\,Kr\]

    Correct Answer: D

    Solution :

    All the nobal gases occupy the peaks of I.E. curve.


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