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ammonium
NH₄⁺
nitrate
NO₃⁻
nitrite
NO₂⁻
carbonate
CO₃²⁻
hydrogen carbonate
HCO₃⁻
phosphate
PO₄³⁻
hydrogen phosphate
HPO₄²⁻
dihydrogen phosphate
H₂PO₄⁻
sulfate
SO₄²⁻
sulfite
SO₃²⁻
hydrogen sulfate
HSO₄⁻
chromate
CrO₄²⁻
dichromate
Cr₂O₇²⁻
perchlorate
ClO₄⁻
chlorate
ClO₃⁻
hypochlorite
ClO⁻
hydroxide
OH⁻
cyanide
CN⁻
permanganate
MnO₄⁻
acetate
C₂H₃O₂⁻
peroxide
O₂²⁻
chlorite
ClO₂⁻