Memorize Polyatomic Ions!


  • Nitrate: NO₃⁻

  • Carbonate: CO₃²⁻

  • Sulfate: SO₄²⁻

  • Phosphate: PO₄³⁻

  • Hydroxide: OH⁻

  • Acetate: C₂H₃O₂⁻

  • Ammonium: NH₄⁺

  • Chlorate: ClO₃⁻

  • Cyanide: CN⁻

  • Bicarbonate: HCO₃⁻

  • Permanganate: MnO₄⁻