Match the ions!
Ammonium
NH4^+
Hydroxide
OH^-
Nitrate
NO3^-
Nitrite
NO2^-
Acetate
C2H3O2^-
Carbonate
CO3^ 2-
Bicarbonate
HCO3^-
Cyanide
CN^-
Permanganate
MnO4^-
Chromate
CrO4^ 2-
Dichromate
Cr2O7^ 2-
Amide
NH2^-
Sulfate
SO4^ 2-
Sulfite
SO3^ 2-
Phosphate
PO4^ 3-
Hydronium
H3O^+