Chromium(III) selenide

Last updated
Chromium(III) selenide
Names
IUPAC name
Chromium(III) selenide
Other names
Dichromium triselenide
Identifiers
3D model (JSmol)
ChemSpider
PubChem CID
  • InChI=1S/2Cr.3Se/q2*+3;3*-2
    Key: MFCZCFZRMCCMJL-UHFFFAOYSA-N
  • [Cr+3].[Cr+3].[Se-2].[Se-2].[Se-2]
Properties
Cr 2 Se 3
Molar mass 340.87 g/mol
AppearanceMaroon powder
Density 5.7–9.7 g/cm3
insoluble [1]
Related compounds
Other anions
Chromium(III) oxide
Chromium(III) sulfide
Chromium(III) telluride
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Chromium(III) selenide is an inorganic chemical compound with the formula Cr2Se3. It is one of the several chromium-selenium phases, along with CrSe. It is formed as a maroon-colored amorphous powder, and has a rhombohedral crystal structure. [1] [2]

Properties

Sheets of chromium(III) selenide were found to contain ferromagnetic properties, when below 70  K. [2]

References

  1. 1 2 "Chromic Selenide, Cr2Se3". Atomistry. Retrieved 6 January 2025.
  2. 1 2 Cui, Fangfang; He, Kun; Wu, Shengqiang; Zhang, Hongmei; Lu, Yue; Li, Zhenzhu; Hu, Jingyi; Pan, Shuangyuan; Zhu, Lijie; Huan, Yahuan; Li, Bo; Duan, Xidong; Ji, Qingqing; Zhao, Xiaoxu; Zhang, Yanfeng (14 February 2024). "Stoichiometry-Tunable Synthesis and Magnetic Property Exploration of Two-Dimensional Chromium Selenides". ACS Nano. 18 (8): 6276–6285. doi:10.1021/acsnano.3c10609. PMID   38354364 . Retrieved 6 January 2025.