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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
    How many alpha particles are emitted in the nuclear transformation \[_{84}P{{o}^{215}}{{\xrightarrow{{}}}_{82}}P{{b}^{211}}\]          [CPMT 1993]

    A)                 0             

    B)                 1

    C)                 2             

    D)                 3

    Correct Answer: B

    Solution :

                    \[_{84}P{{o}^{215}}\to {{\,}_{82}}P{{b}^{211}}{{+}_{2}}H{{e}^{4}}\]


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