Question

All the isotopes of a given atom have what?

Answer 1

All isotopes of a given element share the same atomic number, which is the number of protons in the nucleus. They also have the same number of electrons also. For examples, all the isotopes of oxygen have the same atomic number of 8, though they have different mass numbers-16, 17 and 18.

Answer 2

All isotopes of a given element share the same atomic number, which is the number of protons in the nucleus. They also have the same number of electrons also. For examples, all the isotopes of oxygen have the same atomic number of 8, though they have different mass numbers-16, 17 and 18.