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24 terms

Common Polyatomic Ions

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NH₄⁺¹
ammonium
Hg₂⁺²
mercury (I)
PO₄⁻³
phosphate
PO₃⁻³
phosphite
SO₄⁻²
sulfate
SO₃⁻²
sulfite
CO₃⁻²
carbonate
C₂O₄⁻²
oxalate
CrO₄⁻²
chromate
Cr₂O₇⁻²
dichromate
HPO₄⁻²
hydrogen phosphate
NO₃⁻¹
nitrate
NO₂⁻¹
nitrite
ClO₄⁻¹
perchlorate
ClO₃⁻¹
chlorate
ClO₂⁻¹
chlorite
ClO⁻¹
hypochlorite
C₂H₃O₂⁻¹
acetate
MnO₄⁻¹
permanganate
HSO₄⁻¹
hydrogen sulfate
HCO₃⁻¹
hydrogen carbonate
H₂PO₄⁻¹
dihydrogen phosphate
CN⁻¹
cyanide
OH⁻¹
hydroxide