The Chemical formula of aluminium sulphate is Al2(SO4)3.
Characteristics of aluminium sulphate
| Properties | Details |
| Chemical formula | Al2(SO4)3 |
| Appearance | White crystalline solid |
| Odor | Odorless |
| Solubility | Soluble in water, insoluble in alcohol |
| pH value | Acidic (around 3) |
| Melting point | 770 °C (1,420 °F; 1,040 K) |
| Boiling point | Decomposes at high temperatures |
| Density | 2.672 g/cm3 |
| Uses | Water treatment, paper manufacturing, dyeing, tanning, and in the production of other aluminum compounds. |
Reaction of aluminium sulphate Alkali Earth Metal
| Alkali Earth Metal | Reaction with Aluminum Sulfate |
| Calcium (Ca) | Ca + Al2(SO4)3 → CaSO4 + 2Al(OH)3 |
| Magnesium (Mg) | Mg + Al2(SO4)3 → MgSO4 + 2Al(OH)3 |
| Barium (Ba) | Ba + Al2(SO4)3 → BaSO4 + 2Al(OH)3 |
Reaction of aluminium sulphate Alkaline Earth Metal
| Alkaline Earth Metal | Reaction with Aluminum Sulfate |
| Beryllium (Be) | No reaction |
| Magnesium (Mg) | Mg + Al2(SO4)3 → MgSO4 + 2Al(OH)3 |
| Calcium (Ca) | Ca + Al2(SO4)3 → CaSO4 + 2Al(OH)3 |
| Strontium (Sr) | Sr + Al2(SO4)3 → SrSO4 + 2Al(OH)3 |
| Barium (Ba) | Ba + Al2(SO4)3 → BaSO4 + 2Al(OH)3 |
Reaction of aluminium sulphate Transition Metal
| Transition Metal | Reaction with Aluminum Sulfate |
| Iron (Fe) | Fe + Al2(SO4)3 → FeSO4 + 2Al(OH)3 |
| Copper (Cu) | Cu + Al2(SO4)3 + 4H2O → CuSO4·5H2O + 2Al(OH)3 |
| Zinc (Zn) | Zn + Al2(SO4)3 → ZnSO4 + 2Al(OH)3 |
| Nickel (Ni) | Ni + Al2(SO4)3 → NiSO4 + 2Al(OH)3 |
| Cobalt (Co) | Co + Al2(SO4)3 + 3H2O → CoSO4·7H2O + 2Al(OH)3 |
Reaction of aluminium sulphate Non-Transition Metal
| Non-Transition Metal | Reaction with Aluminum Sulfate |
| Sodium (Na) | No reaction |
| Magnesium (Mg) | Mg + Al2(SO4)3 → MgSO4 + 2Al(OH)3 |
| Aluminum (Al) | No reaction |
| Silicon (Si) | Si + 2Al2(SO4)3 → Si(SO4)3 + 6Al(OH)3 |
| Phosphorus (P) | No reaction |
Reaction of aluminium sulphate Non-Metal
| Non-Metal | Reaction with Aluminum Sulfate |
| Carbon (C) | No reaction |
| Nitrogen (N) | No reaction |
| Oxygen (O) | No reaction |
| Fluorine (F) | No reaction |
| Chlorine (Cl) | No reaction |
| Bromine (Br) | No reaction |
| Iodine (I) | No reaction |
| Sulfur (S) | S + 2Al2(SO4)3 → 3SO4 + 4Al(OH)3 |
| Phosphorus (P) | No reaction |
Reaction of aluminium sulphate Metalloid
| Metalloid | Reaction with Aluminum Sulfate |
| Boron (B) | B + 3Al2(SO4)3 + 18H2O → H3BO3 + 6Al(OH)3+ 6H2SO4 |
| Silicon (Si) | Si + 3Al2(SO4)3 → Si(SO4)3 + 6Al(OH)3 |
| Germanium (Ge) | No reaction |
| Arsenic (As) | As + 2Al2(SO4)3 + 18H2O → H3SbO4+ 6Al(OH)3+ 6H2SO4 |
| Antimony (Sb) | Sb + 2Al2(SO4)3 + 18H2O → H3SbO4 + 6Al(OH)3+ 6H2SO4 |
| Tellurium (Te) | No reaction |