HydroxideOH⁻AcetateC₂H₃O₂⁻ or CH₃COO⁻ChromiteCrO₂⁻CyanideCN⁻CyanateCNO⁻ThiocyanateCNS⁻PermanganateMnO₄⁻HypochloriteClO⁻ChloriteClO₂⁻ChlorateClO₃⁻PerchlorateClO₄⁻HypobromiteBrO⁻BromiteBrO₂⁻BromateBrO₃⁻PerbromateBrO₄⁻HypoioditeIO⁻IoditeIO₂⁻IodateIO₃⁻PeriodateIO₄⁻AzideN₃⁻Hydrogen phosphiteHPO₃²⁻Hydrogen PhosphateHPO₄²⁻CarbonateCO₃²⁻SulfiteSO₃²⁻SulfateSO₄²⁻ThiosulfateS₂O₃²⁻OxalateC₂O₄²⁻ChromateCrO₄²⁻DichromateCr₂O₇⁻²PeroxideO₂⁻²DisulfideS₂⁻²OxideO⁻²SulfideS⁻²PhosphatePO₄⁻³ArseniteAsO₃⁻³ArsenateAsO₄⁻³NitrideN⁻³
