ammonium
NH₄⁺
acetate
C₂H₃O₂⁻ or CH₃COO⁻
arsenate
AsO₄⁻³
bromate
BrO₃⁻
carbonate
CO₃⁻²
chromate
CrO₄⁻²
chlorate
ClO₃⁻
chlorite
ClO₂⁻
cyanide
CN⁻
dichromate
Cr₂O₇⁻²
hydrogen carbonate (bicarbonate)
HCO₃⁻
hypochlorite
ClO⁻
hydroxide
OH⁻
iodate
IO₃⁻
nitrate
NO₃⁻
nitrite
NO₂⁻
oxalate
C₂O₄⁻²
perchlorate
ClO₄⁻
permanganate
MnO₄⁻
peroxide
O₂⁻²
phosphate
PO₄⁻³
sulfate
SO₄⁻²
sulfite
SO₃⁻²
thiocyanate
SCN⁻
phosphite
PO₃⁻³