Europium(II) telluride

Europium(II) telluride is an inorganic compound of europium and tellurium, with the chemical formula EuTe.

Europium(II) telluride

Names
Other names Europium ditelluride
Identifiers
CAS Number	12020-69-8
3D model (JSmol)	Interactive image
ChemSpider	74729
ECHA InfoCard	100.031.500
EC Number	234-663-4
PubChem CID	82811
CompTox Dashboard (EPA)	DTXSID801312600
InChI InChI=1S/Eu.Te Key: OSSGWZIRURPXNK-UHFFFAOYSA-N
SMILES [Te]=[Eu]
Properties
Chemical formula	EuTe
Molar mass	279.56 g/mol
Density	6.48 g/cm3[1]
Melting point	1526 °C[1]
Hazards
GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H301, H332
Precautionary statements	P261, P301+P310, P304+P340, P312, P405, P501[2]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Preparation

Europium(II) telluride can be prepared by the reaction of europium and tellurium at 500–1000 °C.^[3]

Eu + Te → EuTe

The compound can also be prepared by reacting europium(II) hydride and tellurium in a stream of hydrogen at 600–850 °C:^[3]

EuH₂ + Te → EuTe + H₂

Properties

Europium(II) telluride is a black antiferromagnetic^[4] solid^[2] with a cubic crystal structure^[1] of the NaCl-type.^[5]

References

1. Haynes, William M.; Lide, David R.; Bruno, Thomas J. (2012). CRC handbook of chemistry and physics: a ready reference book of chemical and physical data (93rd ed.). Boca Raton: CRC. ISBN 978-1-4398-8049-4.
2. Europium telluride, 99.5% (REO) at AlfaAesar, accessed on {{{Datum}}} (PDF) (JavaScript required).^{[dead link]}
3. Handbuch der präparativen anorganischen Chemie. 1 (3., umgearb. Aufl ed.). Stuttgart: Enke. 1975. ISBN 978-3-432-02328-1.
4. Coey, J. M. D. (2010-03-25). Magnetism and Magnetic Materials. Cambridge University Press. ISBN 978-1-139-48692-7.
5. Szytula, Andrej; Leciejewicz, Janusz (1994-03-08). Handbook of Crystal Structures and Magnetic Properties of Rare Earth Intermetallics. CRC Press. ISBN 978-0-8493-4261-5.