Hg2 2+ - Answers Mercury (I)
NH4 + - Answers Ammonium
NO2 - - Answers Nitrite
NO3 - - Answers Nitrate
SO3 2- - Answers Sulfite
SO4 2- - Answers Sulfate
HSO4 - - Answers Hydrogen Sulfate
OH - - Answers Hydroxide
CN- - Answers Cyanide
PO4 3- - Answers Phosphate
HPO4 2- - Answers Hydrogen Phosphate
NCS - / SCN - - Answers thiocyanate
CO3 2- - Answers Carbonate
HCO3 - - Answers Hydrogen Carbonate
ClO- / OCl - - Answers Hypochlorite
ClO2 - - Answers Chlorite
ClO3 - - Answers Chlorate
ClO4 - - Answers Perchlorate
C2H3O2 - - Answers Acetate
MnO4 - - Answers Permanganate
Cr2O7 - - Answers Dichromate
CrO4 2- - Answers Chromate
O2 2- - Answers Peroxide
C2O4 2- - Answers Oxalate