Chlorate
ClO3-1
Chlorite
ClO2-1
Cyanide
CN-
Hydrogen carbonate (bicarbonate)
HCO3-1
Hydroxide
OH-1
Nitrate
NO3-1
Nitrite
NO2-1
Permanganate
MnO4-1
Carbonate
CO3-2
Chromate
CrO4-2
Dichromate
Cr2O7-2
Sulfate
SO4-2
Sulfite
SO3-2
Phosphate
PO4-3
Ammonium
NH4
Figure out
Cations, anions… Chart
Copper (I)
Cu+
Copper (II)
Cu+2
Iron (II)
Fe+2
Iron (III)
Fe+3
Acetate
CH3COO-1