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JEE Main & Advanced Chemistry Surface & Nuclear Chemistry / भूतल और नाभिकीय रसायन Question Bank Causes of radioactivity and Group displacement law

  • question_answer
    \[Nd\,(Z=60)\] is a member of group -3 in periodic table. An isotope of it is \[\beta \]-active. The daughter nuclei will be a member of

    A)                 Group -3             

    B)                 Group - 4

    C)                 Group -1             

    D)                 Group ? 2

    Correct Answer: A

    Solution :

              Element 57 to 71 are placed in III group.


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