This bingo card has 18 words: Free!, Phosphate PO₄³⁻, Acetate C₂H₃O₂⁻, Cyanide CN⁻, Carbonate CO₃²⁻, Nitrite NO₂⁻, Nitrate NO₃⁻, Permanganate MnO₄⁻, Arsenate AsO₄³⁻, Sulfite SO₃²⁻, Sulfate SO₄⁻², Chromate CrO₄²⁻, Dichromate Cr₂O₇²⁻, Oxalate C₂O₄²⁻, Ammonium NH₄⁺, Chlorate ClO₃⁻, Silicate SiO₃²⁻ and Hydroxide OH⁻.
Polyatomic Ions | Polyatomic Ions | Polyatomic Ions | CML Polyatomic Ions | Dot-Dot Bingo
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