JEE Main & Advanced Chemistry Surface & Nuclear Chemistry / भूतल और नाभिकीय रसायन Question Bank Rate of decay and Half-life

  • question_answer
    \[{{C}^{14}}\] is radioactive. The activity and the disintegration product are

    A)                 \[\beta \]-active,  \[_{7}{{N}^{14}}\]      

    B)                  \[\alpha \]- active,  \[_{7}B{{e}^{10}}\]

    C)                 Positron active, \[_{5}{{B}^{14}}\]           

    D)                  \[\gamma \]- active,  \[{{C}^{14}}\]

    Correct Answer: A

    Solution :

              \[_{6}{{C}^{14}}\to {{\,}_{7}}{{N}^{14}}{{+}_{-1}}{{e}^{o}}\], b-active.


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