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JEE Main & Advanced Physics Nuclear Physics And Radioactivity Question Bank Self Evaluation Test - Nuclei

  • question_answer
    An element A decays into an element C by a two-step process\[:\text{ }A\to B+He_{2}^{4}\] and \[B\to C+2e_{0}^{-1}\]Then

    A)  A and C are isotopes

    B)  A and C are isobars

    C)  B and C are isotopes     

    D)  A and B are isobars

    Correct Answer: A

    Solution :

    [a] Isotopes: A & C have same number of protons.


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