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二硒化钽

Tantalum diselenide
IUPAC名
Tantalum diselenide
别名 Tantalum(IV) diselenide
Tantalum selenide
识别
CAS号 12039-55-3  checkY
PubChem 82873
ChemSpider 74781
SMILES
 
  • [Se]=[Ta]=[Se]
InChI
 
  • InChI=1S/2Se.Ta
InChIKey IYJABVNLJXJBTP-UHFFFAOYSA-N
性质
化学式 TaSe
2
摩尔质量 338.87 g/mol g·mol⁻¹
外观 银色或金色固体
结构
晶格常数 a = 0.343 nm (2H), 0.348 nm (1T), c = 1.27 nm (2H), 0.627 nm (1T)
相关物质
其他阴离子 二碲化钽
二硫化钽
其他阳离子 二硒化钼
二硒化铌
二硒化钨
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

二硒化钽是一种无机化合物,化学式为TaSe2。它可由按化学计量比在750 °C反应制得,[1]或通过五氯化钽的反应得到。[2]它比二硒化钨在空气中更容易氧化。[3]

参考文献

[编辑]
  1. ^ Aslanov, L. A.; Ukrainskii, Yu. M.; Simanov, Yu. P. Diselenide and triselenide of tantalum. Zhurnal Neorganicheskoi Khimii, 1963. 8 (8): 1801-1805.
  2. ^ Mimi Liu, Cheng-Yu Lai, Chen-Yu Chang, Daniela R. Radu. Solution-Based Synthesis of Sulvanite Cu3TaS4 and Cu3TaSe4 Nanocrystals. Crystals. 2021-01-10, 11 (1): 51 [2021-06-21]. ISSN 2073-4352. doi:10.3390/cryst11010051. (原始内容存档于2021-01-15) (英语). 
  3. ^ Zelikman, A. N.; Krein, O. E.; Lobova, T. A. Synthesis and some properties of tungsten and tantalum chalcogenides. Khal'kogenidy, 1970. 2: 61-76.
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二硒化钽
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