The name of an anion usually ends in the -ide if it is derived from a single atom or -ate (or -ite)if it is polyatomic.

Name: The name of an anion usually ends in the -ide if it is derived from a single atom or -ate (or -ite)if it is polyatomic.
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Anions derived from a single atom typically end in -ide (e.g., chloride, Cl-), while polyatomic anions usually end in -ate (e.g., sulfate, SO4^2-) or -ite (e.g., sulfite, SO3^2-), indicating a compound containing multiple atoms.

The Name of an Anion Usually Ends in the -Ide