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JEE Main & Advanced Physics Nuclear Physics And Radioactivity Question Bank Radioactivity

  • question_answer
     \[^{22}Ne\]nucleus after absorbing energy decays into two \[\alpha -\]particles and an unknown nucleus. The unknown nucleus is                                                        [IIT 1999; UPSEAT 2002]

    A)            Nitrogen                                

    B)            Carbon

    C)            Boron                                      

    D)            Oxygen

    Correct Answer: B

    Solution :

               \[_{10}^{22}Ne\to _{2}^{4}He+_{2}^{4}He+_{6}^{14}X;\]hence X is carbon.


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