Question

the isotopes of an element have ? (a) same number of neutrons (b) same atomic number (c) same mass number (d) none of these​

Answer 1

Answer:

Isotopes. An isotope is one of two or more forms of the same chemical element. Different isotopes of an element have the same number of protons in the nucleus, giving them the same atomic number, but a different number of neutrons giving each elemental isotope a different atomic weight.

Explanation:

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Answer 2

Explanation:

Same number of neutrons.

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