AP Chemistry

• NH₄⁺

  Ammonium
• C₂H₃O₂⁻ or CH₃COO⁻

  Acetate
• CO₃⁻²

  Carbonate
• HCO₃⁻

  Hydrogen Carbonate
• CN⁻

  Cyanide
• OCN⁻

  Cyanate
• SCN⁻

  Thiocyanate
• NO₂⁻

  Nitrite
• NO₃⁻

  Nitrate
• PO₄⁻³

  Phosphate
• HPO₄⁻²

  hydrogen phosphate
• H₂PO₄⁻

  dihydrogen phosphate
• SO₄⁻²

  Sulfate
• HSO₄⁻

  Hydrogen Sulfate
• S₂O₃⁻²

  Thiosulfate
• C₂O₄⁻²

  Oxalate
• OH⁻

  Hydroxide
• O₂⁻²

  Peroxide
• CrO₄⁻²

  Chromate
• Cr₂O₇⁻²

  Dichromate
• MnO₄⁻

  Permanganate
• FO₂⁻

  Fluorite
• FO⁻

  Hypofluorite
• ClO⁻

  Hypochlorite
• ClO₂⁻

  Chlorite
• ClO₃⁻

  Chlorate
• ClO₄⁻

  Perchlorate
• BrO⁻

  Hypobromite
• BrO₃⁻

  Bromate
• BrO₄⁻

  Perbromate
• IO⁻

  Hypoiodite
• IO₃⁻

  Iodate
• IO₄⁻

  Periodate
• SO₃⁻²

  Sulfite
• HSO₃⁻

  Hydrogen Sulfite