Beryllium telluride

Beryllium telluride

Identifiers
CAS Number	12232-27-8 Y
ECHA InfoCard	100.032.217
PubChem	82991
Properties
Chemical formula	BeTe
Molar mass	136.612 g/mol
Density	5.1 g/cm3
Structure
Crystal 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.

References

External links