Transcription of Common Polyatomic Ions Name(s) Formula Name(s) Formula
1 Common Polyatomic IonsName(s) Formula Name(s) FormulaammoniumNH4+acetateCH3 COO-C2H3O2-bromateBrO3-carbonateCO32-chl orateClO3-chloriteClO2-chromateCrO42-cya nideCN-dichromateCr2O72-hydrogen carbonatebicarbonate HCO3-hydrogen sulfatebisulfateHSO4-hydrogen phosphatebiphosphate HPO42-hydroxide OH-hypochlorite ClO-iodate IO3-nitrate NO3-nitriteNO2-oxalateC2O42-perchlorateC lO4-periodateIO4-permanganateMnO4-peroxi deO22-phosphatePO43-phosphitePO33-silica teSiO44-sulfateSO42-sulfite SO32-thiocyanateSCN-thiosulfateS2O32-Oth er
2 Ionscopper (I)cuprousCu+copper (II)cupricCu2+iron (II)ferrousFe2+iron (III)ferricFe3+lead (II)plumbousPb2+lead (IV)plumbicPb4+mercury (I)mercurousHg22+mercury (II)mercuricHg2+tin (II)stannousSn2+tin (IV)stannicSn4+