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    Isotopes have the same number of:
    Question

    Isotopes have the same number of:

    A.

    nucleons

    B.

    protons

    C.

    neutrons

    D.

    deuterons

    Correct option is B

    Isotopes are atoms of the same element with the same number of protons (and therefore the same atomic number) but different numbers of neutrons. 

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