acetate
C2H3O2 ^-
hydrogen carbonate
HCO3 ^-
nitrite
NO2 ^-
nitrate
NO3 ^-
cyanide
CN ^-
hydroxide
OH ^-
permanganate
MnO4 ^-
hypochlorite
ClO ^-
chlorite
ClO2 ^-
chlorate
ClO3 ^-
perchlorate
ClO4 ^-
hypobromite
BrO ^-
bromite
BrO2 ^-
bromate
BrO3 ^-
perbromate
BrO4 ^-
oxalate
C2O4 ^2-
sulfite
SO3 ^2-
sulfate
SO4 ^2-
carbonate
CO3 ^2-
chromate
CrO4 ^2-
dichromate
Cr2O7 ^-2
phosphite
PO3 ^3-
phosphate
PO4 ^3-
ammonium
NH4 ^+