Beryllium telluride
(Redirected from Tellanylideneberyllium)
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| Identifiers | |
|---|---|
| ECHA InfoCard | 100.032.217 |
PubChem CID
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CompTox Dashboard (EPA)
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| Properties | |
| BeTe | |
| Molar mass | 136.612 g/mol |
| Density | 5.1 g/cm3 |
| Structure | |
| sphalerite, cF8, Space group = F-43m, No. 216 | |
| Hazards | |
| NIOSH (US health exposure limits): | |
PEL (Permissible)
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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)
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Ca C 0.0005 mg/m3 (as Be)[1] |
IDLH (Immediate danger)
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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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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.
References
[edit]- ^ a b c NIOSH Pocket Guide to Chemical Hazards. "#0054". National Institute for Occupational Safety and Health (NIOSH).
External links
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