NH₄⁺
Ammonium
C₂H₃O₂⁻ or CH₃COO⁻
Acetate
CO₃²⁻
Carbonate
HCO₃⁻
Hydrogen Carbonate (bicarbonate)
CrO₄²⁻
Chromate
Cr₂O₇²⁻
Dichromate
CN⁻
Cyanide
OH⁻
Hydroxide
NO₃⁻
Nitrate
NO₂⁻
Nitrite
MnO₄⁻
Permanganate
PO₄³⁻
Phosphate
H₂PO₄⁻
Dihydrogen Phosphate
SO₄²⁻
Sulfate
SO₃²⁻
Sulfite
ClO⁻
Hypochlorite
ClO₂⁻
Chlorite
ClO₃⁻
Chlorate
ClO₄⁻
Perchlorate
HSO₄⁻
Hydrogen Sulfate or bisulfate
HPO₄²⁻
Hydrogen Phosphate
C₂O₄²⁻
Oxalate
O₂²⁻
Peroxide
HSO₃⁻
Hydrogen Sulfite or bisulfite
SCN⁻
Thiocyanate