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氟化亚铊

氟化亚铊
别名 一氟化铊
氟化铊(I)
识别
CAS号 7789-27-7  checkY
PubChem 62675
ChemSpider 56426
SMILES
 
  • F[Tl]
EINECS 232-154-1
RTECS XG4900000
性质
化学式 TlF
摩尔质量 223.3817 g·mol⁻¹
外观 白色晶体
密度 8.36 g cm−3
熔点 327 °C(600 K)
沸点 655 °C(928 K)
溶解性 78.6 g/100 mL(15 °C)[1]
溶解性 微溶于乙醇
磁化率 −44.4·10−6 cm3/mol
结构
晶体结构 正交晶系oP8
空间群 Fmmm, No. 28
危险性
警示术语 R:R26/28, R33, R51/53
安全术语 S:S13, S28, S45, S61[2]
欧盟分类 剧毒 T+ 有害环境物质 N
相关物质
其他阴离子 氯化亚铊
溴化亚铊
碘化亚铊
其他阳离子 氟化镓
氟化铟
氟化铊
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

氟化亚铊是一种无机化合物化学式TlF。它是坚硬的白色斜方晶体,在湿空气中略微潮解,但在干燥空气中回复为无水物[1]由于Tl+上的6s2惰性电子对效应[3]它具有扭曲的氯化钠岩盐)晶体结构。[4][5]

氟化亚铊易溶于水,这点与其它卤化亚铊的难溶不同。[6]

反应

[编辑]

氟化亚铊可以由碳酸亚铊氢氟酸化合而成。[4]

在928 K(655 °C)下,TlF分解成其组成元素:

[7]

参考资料

[编辑]
  1. ^ 1.0 1.1 Perry, Dale L.; Phillips, Sidney L., Handbook of Inorganic Compounds, CRC Press: 407, 1995 [2008-06-17], ISBN 0-8493-8671-3, (原始内容存档于2020-06-30) 
  2. ^ 399833 Thallium(I) fluoride 99%. Sigma-Aldrich. [2008-06-17]. (原始内容存档于2019-12-11). 
  3. ^ Berastegui, P.; Hull, S. The Crystal Structures of Thallium(I) Fluoride. Journal of Solid State Chemistry. 2000, 150 (2): 266. doi:10.1006/jssc.1999.8587. 
  4. ^ 4.0 4.1 Wiberg, Nils; Wiberg, Egon; Holleman, A. F., Inorganic Chemistry, Academic Press: 1037, 2001 [2008-06-17], ISBN 0-12-352651-5, (原始内容存档于2020-06-30) 
  5. ^ Meyer, Gerd; Naumann, Dieter; Wesemann, Lars, Inorganic Chemistry in Focus III, Wiley-VCH: 21, 2006 [2008-06-17], ISBN 3-527-31510-1 [失效連結]
  6. ^ Arora, M. G., P-block Elements, Anmol Publications: 35, 2003 [2008-06-17], ISBN 81-7488-563-3, (原始内容存档于2020-06-30) 
  7. ^ Thallium(I) Fluoride. [2020-06-30]. (原始内容存档于2021-11-25). 
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氟化亚铊
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