You call it an ion of that isotope. Let's use carbon-14 for example. If a carbon-14 atom gains/loses an electron, you simply call it a "carbon-14 ion".
It is an isotope of a neutral atom.
All atoms have the same number of protons and electrons, but an atom with a different number of protons and neutrons is called and isotope
An alumimium atom is electrically neutral and it is an isotope of aluminum.
Helium is a neutral atom that has several isotopes and can become an ion.
eeffefretr
This is not an atom. This is an ion. This is Na+ ion.
ion
Neutral atom. An atom of nitrogen will also be an isotope of nitrogen.
A chromium ion is not neutral. By definition an ion is not neutral. All atoms belong to an isotope, but that has nothing to do with whether the atom is ionized or not.
they all have the same element with the same number
It would be an ion.
It can be both.