Aluminium arsenide facts for kids
Quick facts for kids Aluminium arsenide |
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| Identifiers | |
| CAS number | |
| PubChem | |
| SMILES | [Al]#[As] |
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InChI
InChI=1/Al.As/rAlAs/c1-2
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| Properties | |
| Molecular formula | AlAs |
| Molar mass | 101.9031 g/mol |
| Appearance | orange crystals |
| Density | 3.72 g/cm3 |
| Melting point |
1740 °C (2013 K) |
| Band gap | 2.12 eV (indirect) |
| Electron mobility | 200 cm2/(V·s) (300 K) |
| Thermal conductivity | 0.9 W/(cm·K) (300 K) |
| Refractive index (nD) | 3 (infrared) |
| Structure | |
| Crystal structure | Zinc Blende |
| Space group | T2d-F-43m |
| Coordination geometry |
Tetrahedral |
| Related compounds | |
| Related semiconductor materials | Aluminium gallium arsenide, Aluminium indium arsenide, Aluminium antimonide, Boron arsenide |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) | |
Aluminium arsenide is a chemical compound. Its chemical formula is AlAs. It has aluminium and arsenide ions in it.
Properties and preparation
Aluminium arsenide is an orange solid. It is toxic because it has arsenic in it. It is a semiconductor. It reacts with acids to make arsine. It is made by reacting aluminium and arsenic.
Related pages
See also
In Spanish: Arseniuro de aluminio para niños
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Aluminium arsenide Facts for Kids. Kiddle Encyclopedia.