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  5. Structure of the Atom

9th Class Science Structure of the Atom Question Bank Atomic Structure IIT JEE Objective Problems

  • question_answer
    An element has atomic number 11 and mass number 24. What does the nucleus contain?

    A)  11 protons and 13 neutrons

    B)  11 protons, 13 neutrons and 13 electrons

    C)  13 protons and 11 neutrons

    D)  13 protons and 11 electrons

    Correct Answer: B

    Solution :

      Not Available


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