polyatomic ions & acids

NH₄⁺ Ammonium CH3CO2- Acetate CN- Cyanide ClO- Hypochlorite ClO2- Chlorite ClO3- Chlorate ClO4- Perchlorate H2PO4- Dihydrogen Phosphate HCO3- Hydrogen Carbonate (bicarbonate) HSO4- hydrogen sulfate (bisulfate) OH- Hydroxide MnO4- Permanganate NO2- Nitrite NO3- Nitrate CO3^2- Carbonate CrO4^2- Chromate Cr2O7^2- Dichromate O2^2- Peroxide HPO4^2- hydrogen phosphate SO3^2- Sulfite SO4^2- Sulfate S2O3^2- Thiosulfate PO4^3- Phosphate oxalate C2O4 2- hydride H- sulfuric acid H2SO4 nitrous acid HNO2 nitric acid HNO3 ammonia NH3 arsenate AsO4 3- bisulfite (hydrogen sulfite) HSO3- thiocyanate SCN- bromate BrO3- iodate IO3- cyanate OCN- acetic acid HC2H3O2 phosphoric acid H3PO4 sulfurous acid H2SO3 chlorous acid HClO2 chloric acid HClO3 perchloric acid HClO4 hydrochloric acid HCl hydrofluoric acid HF hypochlorous acid HClO nitric acid HNO3 nitrous acid HNO2 sulfuric acid H2SO4 carbonic acid H2CO3 oxalic acid H2C2O4 hydrofluoric acid HF hydrosulfuric acid H2S hydrobromic acid HBr hydroiodic acid HI