Beryllium telluride
 | |
| Identifiers | |
|---|---|
12232-27-8  | |
| PubChem | 82991 |
| Properties | |
| BeTe | |
| Molar mass | 136.612 g/mol |
| Density | 5.1 g/cm3 |
| Structure | |
| sphalerite, cF8, Space group = F-43m, No. 216 | |
| Hazards | |
| US health exposure limits (NIOSH): | |
| PEL (Permissible) |
TWA 0.002 mg/m3 C 0.005 mg/m3 (30 minutes), with a maximum peak of 0.025 mg/m3 (as Be)[1] |
| REL (Recommended) |
Ca C 0.0005 mg/m3 (as Be)[1] |
| IDLH (Immediate danger |
Ca [4 mg/m3 (as Be)][1] |
| Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
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| Infobox references | |
Beryllium telluride (BeTe) is a chemical compound of beryllium and tellurium. It is a crystalline solid with the lattice constant of 0.5615 nm. It is a semiconductor with a large energy gap of around 3 eV. Toxicity is unknown. Toxic hydrogen telluride gas is evolved on exposure to water.
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