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Common Polyatomic Ions!

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For Mr. Werner's class, need to know for first day.
Let me know if you find any mistakes (post to discussion page)
Only Ammonium and Mercury are positively charged.

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192457585NitrateNO₃⁻
192457586CarbonateCO₃⁻²
192457587PhosphatePO₄⁻³
192457588SulfateSO₄⁻²
192457589SulfiteSO₃⁻²
192457590NitriteNO₂⁻
192457591ChromateCrO₄⁻²
192457592HypochloriteClO⁻
192457593OxalateC₂O₄⁻²
192457594PermanganateMnO₄⁻
192457595PerchlorateClO₄⁻
192457596ChloriteClO₂⁻
192457597BicarbonateHCO₃⁻
192457598ThiocyanateSCN⁻
192457599Mercury (I)Hg₂⁺²
192457600Hydrogen sulfateHSO₄⁻
192457601CyanideCN⁻
192457602Hydrogen phosphateHPO₄⁻²
192457603PeroxideO₂⁻²
192457604DichromateCr₂O₇⁻²
192457605AcetateC₂H₃O₂⁻
192457606ChlorateClO₃⁻
192457607AmmoniumNH₄⁺
192457608HydroxideOH⁻
192457609Dihydrogen phosphateH₂PO₄⁻
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