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Lutetium(III) selenide

From Wikipedia, the free encyclopedia
Lutetium(III) selenide
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard100.032.086Edit this at Wikidata
EC Number
  • 235-308-6
  • InChI=1S/2Lu.3Se/q2*+3;3*-2
    Key: JLNSXPFEELLOLT-UHFFFAOYSA-N
  • [Se-2].[Se-2].[Se-2].[Lu+3].[Lu+3]
Properties
Lu2Se3
Molar mass586.847 g·mol−1
Appearancegrey[1]
Except where otherwise noted, data are given for materials in theirstandard state (at 25 °C [77 °F], 100 kPa).
Chemical compound

Lutetium(III) selenide is aninorganic compound with the chemical formula Lu2Se3.

Preparation

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Lutetium(III) selenide can be obtained by reactinglutetium andselenium:

2 Lu + 3 Se → Lu2Se3

It can also be prepared by reactinglutetium oxide andhydrogen selenide at a high temperature:[2]

Lu2O3 + 3 H2Se → Lu2Se3 + 3 H2O

Properties

[edit]

Lutetium(III) selenide can formorthorhombic AgLuSe2 in the binary system ofsilver selenide.[3] It can form Lu2PbSe4 and Lu2Pb4Se7 in the binary system oflead selenide.[4]

References

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  1. ^K.-J. Range, Ch. Eglmeier (August 1991)."Crystal data for rare earth sesquiselenides Ln2Se3 (Ln ≡ Ho, Er, Tm, Yb, Lu) and structure refinement of Er2Se3".Journal of the Less Common Metals.171 (1):L27 –L30.doi:10.1016/0022-5088(91)90254-2. Retrieved2023-06-13.
  2. ^Guittard, Micheline; Benacerraf, A.; Flahaut, J. Selenides L2Se3 and L2Se4 of rare earth elements.Ann. Chim. (Paris), 1964. 9 (1-2): 25-34. CAN61: 38017.
  3. ^Julien-Pouzol, M.; Guittard, M. Crystallochemical study of the ternary silver-rare earth-sulfur or selenium compounds situated along the silver chalcogenide-lanthanide(III) chalcogenide binary systems.Annales de Chimie (Paris, France), 1973. 8 (2): 139-145.ISSN 0151-9107.
  4. ^Nasibov, I. O.; Sultanov, T. I.; Mardakhaev, B. N. Study of the interaction in the system lutetium selenide(Lu2Se3)-lead selenide.Zhurnal Neorganicheskoi Khimii, 1981. 26 (8): 2263-2264.
Salts and covalent derivatives of theselenide ion
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