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| Aluminium iodide | |
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Aluminium iodide | |
| Other names | Aluminium(III) iodide Aluminum iodide |
| Identifiers | |
| CAS number | |
| PubChem | |
| EC number | 232-054-8 |
| SMILES | I[Al](I)I |
| Properties | |
| Molecular formula | AlI3, AlI3·6H2O (hexahydrate) |
| Molar mass | 407.695 g/mol (anhydrous) 515.786 g/mol (hexahydrate) |
| Appearance | white (anhydrous) or yellow powder (hexahydrate) |
| Density | 3.98 g/cm3 (anhydrous) 2.63 g/cm3 (hexahydrate) |
| Melting point | 188.28 °C, 461 K, 371 °F |
| Boiling point | |
| Solubility in water | very soluble, partial hydrolysis |
| Solubility in alcohol, ether | soluble (hexahydrate) |
| Structure | |
| Crystal structure | Monoclinic, mP16 |
| Space group | P21/c, No. 14 |
| Lattice constant | a = 1.1958 nm, b = 0.6128 nm, c = 1.8307 nm |
| Thermochemistry | |
| Std enthalpy of formation ΔfH | -302.9 kJ/mol |
| Standard molar entropy S | 195.9 J/(mol·K) |
| Specific heat capacity, C | 98.7 J/(mol·K) |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) | |
Aluminium iodide is any chemical compound made up of only aluminium and iodine. It is formed by the reaction of aluminium and iodine, or the action of hydrogen iodide on aluminium metal. view more...
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