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JEE Main & Advanced Physics Atomic Physics Question Bank Atomic Structure

  • question_answer
    The energy of electron in first excited state of H-atom is  \[-\ 3.4\ eV\] its kinetic energy is [RPET 1999; CBSE PMT 2005]

    A)            ? 3.4 eV                                  

    B)            + 3.4 eV

    C)            ? 6.8 eV                                  

    D)            6.8 eV

    Correct Answer: B

    Solution :

               Kinetic energy = |Total energy|


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