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Common AP Ions

All of the ions that should be memorized before taking the AP chemistry test.

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33551355AluminumAl(3+)
33551356AmmoniumNH4(+)
33551357Arsenic (III)As(3+)
33551358Arsenic (V)As(5+)
33551359BariumBa(2+)
33551360Bismuth (III)Bi(3+)
33551361Bismuth (V)Bi(5+)
33551362CadmiumCd(2+)
33551363CalciumCa(2+)
33551364Chromium (II)Cr(2+)
33551365Chromium (III)Cr(3+)
33551366Cobalt (II)Co(2+)
33551367Cobalt (III)Co(3+)
33551368Copper (I)Cu(+)
33551369Copper (II)Cu(2+)
33551370HydrogenH(+)
33551371HydroniumH3O(+)
33551372Iron (II)Fe(2+)
33551373Iron (III)Fe(3+)
33551374Lead (II)Pb(2+)
33551375Lead (IV)Pb(4+)
33551376LithiumLi(+)
33551377MagnesiumMg(2+)
33551378Manganese (II)Mn(2+)
33551379Manganese (IV)Mn(4+)
33551380Mercury (I)Hg2(2+)
33551381Mercury (II)Hg(2+)
33551382NickelNi(2+)
33551383PotassiumK(+)
33551384SilverAg(+)
33551385SodiumNa(+)
33551386StrontiumSr(2+)
33551387Tin (II)Sn(2+)
33551388Tin (IV)Sn(4+)
33551389ZincZn(2+)
33551390BromideBr(-)
33551391HypobromiteBrO(-)
33551392BromiteBrO2(-)
33551393BromateBrO3(-)
33551394PerbromateBrO4(-)
33551395CarbonateCO3(2-)
33551396HypochloriteClO(-)
33551397ChloriteClO2(-)
33551398ChlorateClO3(-)
33551399PerchlorateClO4(-)
33551400ChlorideCl(-)
33551401ChromateCrO4(2-)
33551402CyanideCN(-)
33551403DichromateCr2O7(2-)
33551404Dihydrogen PhosphateH2PO4(-)
33551405AcetateC2H3O2(-)
33551406FlourideF(-)
33551407HydrideH(-)
33551408Hydrogen CarbonateHCO3(-)
33551409Hydrogen OxalateHC2O4(-)
33551410Hydrogen PhosphateHPO4(2-)
33551411Hydrogen SulfateHSO4(-)
33551412Hydrogen SulfideHS(-)
33551413Hydrogen SulfiteHSO3(-1)
33551414HydroxideOH(-)
33551415HypoioditeIO(-)
33551416IoditeIO2(-)
33551417IodateIO3(-)
33551418PeriodateIO4(-)
33551419IodideI(-)
33551420PermanganateMnO4(-)
33551421NitrateNO3(-)
33551422NitrideN(3-)
33551423NitriteNO2(-)
33551424OxalateC2O4(2-)
33551425OxideO(2-)
33551426PeroxideO2(2-)
33551427PhosphatePO4(3-)
33551428PhosphideP(3-)
33551429PhosphitePO3(3-)
33551430SulfateSO4(2-)
33551431SulfideS(2-)
33551432SulfiteSO3(2-)
33551433ThiosulfateS2O3(2-)
33551434ThiocyanateSCN(-)

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