What is the term for an atom that has lost or gained electrons (it's no longer neutral)?

1 Answer
Apr 1, 2017

#"An ion..............."#

Explanation:

Negative ions, #"anions"#, are typically formed by non-metals, i.e. typically these are atoms with high nuclear charge, such as fluorine and oxygen. Positive ions, #"cations"#, are typically formed by metals, which are electron-rich, reducing species.