← Polyatomic Ions Export Options Alphabetize Word-Def Delimiter Tab Comma Custom Def-Word Delimiter New Line Semicolon Custom Data Copy and paste the text below. It is read-only. Select All Ammonium NH4⁺₂ Dimercury Hg₂²⁺ Acetate CH₃COO⁻ Bromate BrO⁻₃ Chlorate ClO⁻₃ Chlorite ClO⁻₂ Cyanide CN⁻ Dihydrogen phosphate H₂PO⁻₄ Hydrogen carbonate HCO⁻₃ Hydrogen sulfate HSO⁻₄ Hydroxide OH⁻ Hypochlorite ClO⁻ Nitrate NO⁻₃ Nitrite NO⁻₂ Perchlorate ClO⁻₄ Permanganate MnO⁻₄ Carbonate CO²⁻₃ Chromate CrO²⁻₄ Dichromate Cr₂O²⁻₇ Hydrogen phosphate HPO²⁻₄ Oxalate C₂O²⁻₄ Peroxide O²⁻₂ Sulfate SO²⁻₄ Sulfite SO²⁻₃ Phosphate PO³⁻₄ Arsenate AsO³⁻₄