Common Polyatomic Ions - Chalkbored

1 Common Polyatomic Ions AsO33 arsenite AsO43 arsenate BO33 borate BrO3 bromate C2H3O2 acetate C2O42 oxalate C4H4O62 tartrate C7H5O2 benzoate ClO hypochlorite ClO2 chlorite ClO3 chlorate ClO4 perchlorate CN cyanide CO32 carbonate Cr2O72 dichromate CrO42 chromate H2PO3 dihydrogen phosphite H2PO4 dihydrogen phosphate HCO3 hydrogen carbonate HPO32 hydrogen phosphite HPO42 hydrogen phosphate HS hydrogen sulfide HSO3 hydrogen sulfite HSO4 hydrogen sulfate IO3 iodate MnO4 permanganate MnO42 manganate N3 azide NH4+ ammonium NO2 nitrite NO3 nitrate O22 peroxide OH hydroxide PO33 phosphite PO43 phosphate S2O32 thiosulfate SCN

2 Thiocyanate SiO32 silicate SO32 sulfite SO42 sulfate acetate C2H3O2 ammonium NH4+ arsenate AsO43 arsenite AsO33 azide N3 benzoate C7H5O2 borate BO33 bromate BrO3 carbonate CO32 chlorate ClO3 chlorite ClO2 chromate CrO42 cyanide CN dichromate Cr2O72 dihydrogen phosphate H2PO4 dihydrogen phosphite H2PO3 hydrogen carbonate HCO3 hydrogen phosphate HPO42 hydrogen phosphite HPO32 hydrogen sulfate HSO4 hydrogen sulfide HS hydrogen sulfite HSO3 hydroxide OH hypochlorite ClO iodate IO3 manganate MnO42 nitrate NO3 nitrite NO2 oxalate C2O42 perchlorate ClO4

3 Permanganate MnO4 peroxide O22 phosphate PO43 phosphite PO33 silicate SiO32 sulfate SO42 sulfite SO32 tartrate C4H4O62 thiocyanate SCN thiosulfate S2O32