JEE Main & Advanced Chemistry Structure of Atom / परमाणु संरचना Question Bank Atomic number, Mass number Atomic species

  • question_answer
    Which of the following are isoelectronic with one another            [NCERT 1983; EAMCET 1989]

    A)                 \[N{{a}^{+}}\] and \[Ne\]            

    B)                 \[{{K}^{+}}\] and \[O\]

    C)                 \[Ne\] and \[O\]             

    D)                 \[N{{a}^{+}}\] and \[{{K}^{+}}\]

    Correct Answer: A

    Solution :

     \[N{{a}^{+}}\] and Ne are isoelectronic which contain 10 electrons. 


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