Solubility Chart of Some Common Compounds at 25°C and 1 atm
| Bromide Br- |
Carbonate CO32- |
Chloride Cl- |
Hydroxide OH- |
Nitrate NO3- |
Oxide O2- |
Phosphate PO43- |
Sulfate SO42- |
Aluminum Al3+ | S | X | S | I | S | I | I | S |
Ammonium NH4+ | S | S | S | S | S | X | S | S |
Calcium Ca2+ | S | I | S | S | S | P | I | P |
Copper(II) Cu2+ | S | X | S | I | S | I | I | S |
Iron(II) Fe2+ | S | I | S | I | S | I | I | S |
Iron(III) Fe3+ | S | X | S | I | S | I | I | P |
Magnesium Mg+2 | S | I | S | I | S | I | I | S |
Potassium K+ | S | S | S | S | S | S | S | S |
Silver Ag+ | I | I | I | X | S | I | I | P |
Sodium Na+ | S | S | S | S | S | S | S | S |
Zinc Zn+2 | S | I | S | I | S | I | I | S |
Key:
S = soluble | I = insoluble | P = Partially soluble | X = other |