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9th Class Science Structure of the Atom Question Bank Structure of Atoms

  • question_answer
    An atom of an element has 26 electrons and has a mass number 56. The nucleus of this atom contains .......... neutrons.

    A)  26                         

    B)         36

    C)  30                           

    D)         56

    Correct Answer: C

    Solution :

    Not Available


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