South Pasadena High School AP Chemistry
Ions To Memorize
aluminum Al3+ strontium Sr2+ hypochlorite ClO-
ammonium NH4+ stannous Sn2+ hypoiodite IO-
barium Ba2+ stannic Sn4+ iodate IO3-
calcium Ca2+ zinc Zn2+ iodite IO2-
cuprous Cu+ acetate C2H3O2-
or CH3COO-
iodide I-
cupric Cu2+ bromide Br- nitrate NO3-
ferrous Fe2+ bicarbonate HCO3- nitrite NO2-
ferric Fe3+ bisulfate HSO4- oxide O2-
hydrogen H+ bromate BrO3- permanganate MnO4-
hydronium H3O+ bromite BrO2- perbromate BrO4-
lead Pb2+ carbonate CO32- periodate IO4-
lithium Li+ chlorate ClO3- perchlorate ClO4-
magnesium Mg2+ chlorite ClO2- peroxide O22-
manganese Mn2+ chloride Cl- phosphate PO43-
mercurous Hg22+ chromate CrO42- phosphite PO33-
mercuric Hg2+ cyanide CN- sulfate SO42-
nickel Ni2+ dichromate Cr2O72- sulfite SO32-
potassium K+ fluoride F- thiosulfate S2O32-
silver Ag+ hydroxide OH- thiocyanate SCN-
sodium Na+ hypobromite BrO- sulfide S2-