JEE Main & Advanced Sample Paper JEE Main Sample Paper-24

  • question_answer
    In which of the following transitions does not emit photons?

    A)  \[2{{p}_{x}}\xrightarrow{{}}3{{p}_{x}}\]        

    B)  \[4s\xrightarrow{{}}3{{d}_{{{x}^{2}}-{{y}^{2}}}}\]

    C)  \[2{{p}_{x}}\xrightarrow{{}}3{{p}_{y}}\]        

    D)  All of these

    Correct Answer: D

    Solution :

    All sets have same or nearly same energy hence no photon is emitted.


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