acetate
C₂H₃O₂⁻
acetate
CH₃COO⁻
phosphate
PO₄³⁻
sulfate
SO₄²⁻
carbonate
CO₃²⁻
bicarbonate or hydrogen carbonate
HCO₃⁻
permanganate
MnO₄⁻
hydroxide
OH⁻
peroxide
O₂²⁻
ammonium
NH₄⁺
cyanide
CN⁻
cyanate
OCN⁻
thiocyanate
SCN⁻
Hypochlorite
ClO⁻
chlorite
ClO₂⁻
chlorate
ClO₃⁻
perchlorate
ClO₄⁻
nitrite
NO₂⁻
nitrate
NO₃⁻
methylammonium
CH₃NH₃⁺