Most Common Polyatomic Ions List Cheat Sheet

Most Common Polyatomic Ions List Cheat Sheet

Chemistry lessons

10 most common polyatomic ions

Nitrite NO2 –

Nitrate NO3 –

Sulfate SO4 2-

Sulfite SO3 2-

Acetate C2H3O2 – or CH3COO –

Ammonium NH4 +

Carbonate CO3 2-

Hydrogen carbonate (Bicarbonate) HCO 3-

Phosphate PO4 3-

Hydroxide OH –