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Ions for AP Chem

A list of common polyatomic ions that need to be memorized for the AP Chem Exam

QuestionAnswer
Acetate C2H3O2^-
Aluminum Al^3+
Ammonium NH4^+
Barium Ba^2+
Bicarbonate HCO3^-
Bisulfate HSO4^-
Bisulfide HS^-
Bisulfite HSO3^-
Bromate BrO3^-
Bromide Br^-
Bromite BrO2^-
Calcium Ca^2+
Carbonate CO3^2-
Chlorate ClO3^-
Chloride Cl^-
Chlorite ClO2^-
Chromate CrO4^2-
Chromide Cr^3+
Cupric Cu^2+
Cuprous Cu^+
Cyanide CN^-
Dichromate Cr2O7^2-
Ferric Fe^3+
Ferrous Fe^2+
Flouride F^-
Hydrogen H^+
Hydronium H3O^+
Hydroxide OH^-
Hypobromite BrO^-
Hypochlorite ClO^-
Hypoiodite IO^-
Iodate IO3^-
Iodide I^-
Iodite IO2^-
Lead Pb^2+
Lithium Li^+
Magnesium Mg^2+
Manganese Mn^2+
Mercuric Hg^2+
Mercurous Hg2^2+
Nickel Ni^2+
Nitrate NO3^-
Nitride N3^-
Nitrite NO2^-
Oxalate C2O4^2-
Oxide O^2-
Perbromate BrO4^-
Perchlorate ClO4^-
Periodate IO4^-
Permanganate MnO4^-
Peroxide O2^2-
Phosphate PO4^3-
Phosphide P^3-
Phosphite PO3^3-
Potassium K^+
Gold Au^+
Sodium Na^+
Stannic Sn^4+
Stannous Sn^2+
Strontium Sr^2+
Sulfate SO4^2-
Sulfide S^2-
Sulfite SO3^2-
Thiocyanate SCN-
Thiosulfate S2O3^2-
Zinc ZN^2+
Created by: Rehnuma32219
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