12th Class Physics Nuclear Physics And Radioactivity Question Bank Nuclei Conceptual Problems

  • question_answer
    Is free neutron a stable particle? If not, what is its mode of decay?   

    Answer:

                    No, a free neutron is not a stable particle. It spontaneously decays into a proton, an electron and an antineutrino with a mean life of about\[\text{1}000\text{ s}\]. \[\frac{1}{0}n\to _{1}^{1}H{{+}^{0}}_{-1}e+\overset{-}{\mathop{v}}\,\]


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