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JEE Main & Advanced Chemistry Structure of Atom / परमाणु संरचना Question Bank Atomic number, Mass number Atomic species

  • question_answer
    The mass of an atom is constituted mainly by [DPMT 1984, 91; AFMC 1990]

    A)                 Neutron and neutrino  

    B)                 Neutron and electron

    C)                 Neutron and proton      

    D)                 Proton and electron

    Correct Answer: C

    Solution :

                    Mass of an atom is due to nucleus (neutron + proton).


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