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JEE Main & Advanced Physics Nuclear Physics And Radioactivity Question Bank Nucleus, Nuclear Reaction

  • question_answer
    Which of the following is most unstable             [AFMC 2005]

    A)            Electrons                               

    B)            Protons

    C)            Neutrons                               

    D)            \[\alpha \]-particle

    Correct Answer: C

    Solution :

               Neutrons are unstable and having mean life time of 32 sec, decaying by emitting an electron and antineutrino to become proton. 


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