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JEE Main & Advanced Chemistry Structure of Atom / परमाणु संरचना Question Bank Atomic models and Planck's quantum theory

  • question_answer
    The spectrum of \[He\] is expected to be similar to [AIIMS 1980, 91; DPMT 1983; MP PMT 2002]

    A)                 \[H\]     

    B)                 \[L{{i}^{+}}\]

    C)                 \[Na\]  

    D)                 \[H{{e}^{+}}\]

    Correct Answer: B

    Solution :

                    Both He and \[L{{i}^{+}}\] contain 2 electrons each.


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