RAJASTHAN PMT Rajasthan - PMT Solved Paper-2000

  • question_answer
    If mass number for an element is M and atomic number is Z, then number of neutrons will be:

    A)  M - Z                    

    B)         Z - M

    C)  M + Z                   

    D)         Z

    Correct Answer: A

    Solution :

    Number of neutron \[=M-Z\]


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