+An ion is an [atom](/wiki/atom) or molecule that carries a net electrical charge, having gained or lost one or more [electrons](/wiki/electron). This fundamental imbalance makes it either positive (cation) or negative (anion), driving countless chemical interactions.
+## See also
+- [Cation](/wiki/cation)
+- [Anion](/wiki/anion)
+- [Charge](/wiki/charge)
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