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JEE Main & Advanced Physics Atomic Physics Question Bank Atomic Structure

  • question_answer
    The kinetic energy of electron in the first Bohr orbit of the hydrogen atom is                                       [Pb. PET 2000]

    A)            ? 6.5 eV                                  

    B)            ? 27.2 eV

    C)            13.6 eV                                   

    D)            ? 13.6 eV

    Correct Answer: C

    Solution :

               K.E. = ? (Total energy) = ? (?13.6 eV) = + 13.6 eV     


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