Salt | Solubility |
Salt of potassium, sodium and ammonium | All soluble in water |
Salt of nitrate | All soluble in water |
Salt of sulphate | Mostly soluble in water except: (Pb) Lead sulphate (Ba) Barium sulphate (Ca) Calcium sulphate |
Salt of chloride | Mostly soluble in water except: (Pb) Lead chloride (Ag) silver chloride (Hg) mercury chloride |
Salt of carbonate | Mostly insoluble in water except: Potassium carbonate Sodium carbonate Ammonium carbonate |
Notes:
Lead halide such as lead(II) chloride (PbCl2), lead(II) bromide (PbBr2) and lead (II) iodide (PbI2) are insoluble in cold water but soluble in hot water.
Oxide and Hydroxide | Solubility |
Oxide | Mostly insoluble in water except: K2O and Na2O. |
Hydroxide | Mostly insoluble in water except: KOH and NaOH |