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JEE Main & Advanced Chemistry Surface & Nuclear Chemistry / भूतल और नाभिकीय रसायन Question Bank Artificial Transmutation

  • question_answer
    Artificial elements have been prepared by bombardment reactions in high energy accelerators. What is the mass number of the element X produced in the following nuclear reaction \[_{95}^{249}Cf+_{7}^{15}N{{\to }_{105}}X+4_{0}^{1}n\]    [AMU (Engg.) 2002]

    A)                 261

    B)                 264

    C)                 260        

    D)                 257

    Correct Answer: C

    Solution :

              Equate atomic no. and mass no.


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