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H3O+
hydronium
Hg22+
mercury (I)
NH4+
ammonium
C2H3O2+
acetate
CN-
cyanide
CO32-
carbonate
HCO3-
hydrogen carbonate
C2O42-
oxalate
ClO-
hypochlorite
ClO2-
chlorite
ClO3-
chlorate
ClO4-
perchlorate
CrO42-
chromate
Cr2O72-
dichromate
MnO4-
permanganate
NO2-
nitrite
NO3-
nitrate
O22-
peroxide
OH-
hydroxide
PO43-
phosphate
SCN-
thiocyanate
SO32-
sulfite
SO42-
sulfate
HSO4-
hydrogen sulfate
S2O32-
thiosulfate