Hydroxide
(OH)^-1
Ammonium
(NH⤵4)^+1
Cyanide
(CN)^-1
Nitrate
(NO3)^-1
Chlorate
(ClO⤵3)^-1
Iodate
(IO3)^-1
Bromate
(BrO3)^-1
Manganate
(MnO3)^-1
Acetate
(CH3COO)^-1
Carbonate
(CO3)^-2
Sulfate
(SO4)^-2
Chromate
(CrO4)^-2
Dichromate
(Cr2O4)^-2
Phosphate
(PO4)^-3