Ions polyatomiques
Ammonium
NH4 1+
Hydroxyde
OH 1-
Fluorate
FO3 1-
Chlorate
ClO3 1-
Bromate
BrO3 1-
Iodate
IO3 1-
Nitrate
NO3 1-
Formiate
HCOO 1-
Acétate
CH3COO 1-
Permanganate
MnO4 1-
Cyanure
CN1-
Carbonate
CO3 2-
Sulfate
SO4 2-
Chromate
CrO4 2-
Dichromate
Cr2O7 2-
Phosphate
PO4 3-
Borate
BO3 3-
Arséniate
AsO4 3-