so what are polyatomic ions and please please give examples
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Polyatomic ion definition: A polyatomic ion is an ion composed of two or more atoms. Examples: The hydroxide cation (OH-) and the phosphate cation (PO43-) are both polyatomic ions.
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Polyatomic ions are ions which consist of more than one atom. For example, nitrate ion, NO3-, contains one nitrogen atom and three oxygen atoms.
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