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JCECE Engineering JCECE Engineering Solved Paper-2012

  • question_answer
    A nuclide of an alkaline earth metal undergoes radioactive decay by emission of three \[\alpha -\]particles in succession. The group of the periodic table to which the resulting daughter element would belong is

    A)  group 14            

    B)  group 16

    C)  group 4               

    D)  group 6

    Correct Answer: A

    Solution :

    After decay of radioactive element, .the last element (stable) \[Pb\] is obtained which belongs to group 14 of periodic table.


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