NH+
ammonium
NO2-
nitrite
NO3-
nitrate
SO3-2
sulphite
SO4-2
sulphate
HSO4−
hydrogen sulphate, bisulphate
S2O32−
thiosulfate
C2O42−
oxalate
OH−
hydroxide
PO33−
phosphite
PO43−
phosphate
HPO42−
hydrogen phosphate
H2PO4−
dihydrogen phosphate
ClO4−
perchlorate
ClO3−
chlorate
ClO2−
chlorite
ClO−
hypochlorite
BrO3−
bromate
IO3−
iodate
CH3COO−
acetate
CO32−
carbonate
HCO3−
hydrogen carbonate, bicarbonate
CrO42−
chromate
Cr2O72−
dichromate