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Flashcards covering key polyatomic ions, their formulas, and definitions for study purposes.
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Polyatomic Ion
Contains more than one atom.
NH_{4}^{+}
Ammonium
H_{3}O^{+}
Hydronium
OH^{-}
Hydroxide
CN^{-}
Cyanide
O_{2}^{2-}
Peroxide
NO_{3}^{-}
Nitrate
NO_{2}^{-}
Nitrite
SO_{4}^{2-}
Sulfate
SO_{3}^{2-}
Sulfite
HSO_{4}^{-}
Hydrogen sulfate (bisulfate)
HSO_{3}^{-}
Hydrogen sulfite (bisulfite)
SCN^{-}
Thiocyanate
ClO_{4}^{-}
Perchlorate
ClO_{3}^{-}
Chlorate
ClO_{2}^{-}
Chlorite
ClO^{-}
Hypochlorite
CO_{3}^{2-}
Carbonate
HCO_{3}^{-}
Hydrogen carbonate (bicarbonate)
MnO_{4}^{-}
Permanganate
AsO_{4}^{3-}
Arsenate
PO_{4}^{3-}
Phosphate
HPO_{4}^{2-}
Hydrogen phosphate
H2PO42-
Dihydrogen phosphate
CrO_{4}^{2-}
Chromate
Cr2O72-
Dichromate
CH_{3}COO^{-}
Acetate
C2H3O2
Another representation of acetate