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

  • question_answer
    In radioactive decay of X into Y below,  \[_{Z}{{Y}^{m}}\] is                 \[_{6}{{X}^{14}}\xrightarrow{-3\beta }{{\,}_{Z}}{{Y}^{m}}\]         

    A)                 \[_{6}{{Y}^{15}}\]            

    B)                 \[_{7}{{Y}^{17}}\]

    C)                 \[_{9}{{Y}^{14}}\]           

    D)                 \[_{8}{{Y}^{14}}\]

    Correct Answer: C

    Solution :

              \[_{6}{{X}^{14}}\xrightarrow{-3\beta }{{\,}_{9}}{{Y}^{14}}\]


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