硫酸铀(IV)

化合物

硫酸铀(IV)是一种水溶性化合物,化学式为U(SO4)2,高毒。

硫酸铀(IV)

CerionSulfation

英文名 Uranium(IV) sulfate
别名 硫酸铀、二硫酸铀
识别
CAS号 14355-39-6(无水)  checkY
13470-23-0(四水)  checkY
19086-22-7(八水)  checkY
ChemSpider 11383849
SMILES
 
  • [U+4].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O
InChI
 
  • 1/H2O4S.U/c1-5(2,3)4;/h(H2,1,2,3,4);/q;+2/p-2
InChIKey SMWCBVIJCHHBAU-NUQVWONBAD
性质
化学式 U(SO4)2
摩尔质量 430.15(无水)
502.22(四水) g·mol⁻¹
密度 3.6 g·cm-3(四水)[1]
相关物质
其他阴离子 四氯化铀
其他阳离子 硫酸钕
硫酸钍
相关化学品 二氧化铀
硫酸铀酰
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

制备

硫酸铀酰溶液经过光化学还原可以得到硫酸铀(IV),以乙醇为还原剂,光化学还原可以在日光下进行。硫酸铀(IV)在溶液中结晶,或者加入过量的乙醇使之沉淀。硫酸铀有多种水合物。这种光化学反应在热力学和动力学上都是有利的。

硫酸铀酰阴极还原也能得到硫酸铀(IV):[1]

UO2SO4 + 2H2SO4 → U(SO4)2 + 4H2O

相关物种

UIV-SO4可以形成离子及配合物,如USO42+[2]、[U(SO4)5(H2O)]6−[3]等。

参考文献

  1. ^ 1.0 1.1 Georg Brauer (Hrsg.): Handbuch der Präparativen Anorganischen Chemie. 3., umgearb. Auflage. Band II. Enke, Stuttgart 1978, ISBN 3-432-87813-3, S. 1245.
  2. ^ Day Jr R A, Wilhite R N, Hamilton F D. Stability of complexes of uranium (IV) with chloride, sulfate and thiocyanate[J]. Journal of the American Chemical Society, 1955, 77(12): 3180-3182. DOI: 10.1021/ja01617a004
  3. ^ Hennig C, Kraus W, Emmerling F, et al. Coordination of a uranium (IV) sulfate monomer in an aqueous solution and in the solid state[J]. Inorganic chemistry, 2008, 47(5): 1634-1638. DOI: 10.1021/ic701880h

拓展阅读

  • Perez, F. M.; Gil, J. M.; Gil, F. J. M. Preparation, infrared and visible spectra of Sulfate Complexes of Uranium(IV). Zeitschrift für anorganische und allgemeine Chemie. 1980, 462: 231. doi:10.1002/zaac.19804620127. 
  • Merkel, B.; Hasche-Berger, A. (2008). Uranium, Mining and Hydrogeology. Springer. ISBN 978-3-540-87745-5
  • Hennig, C.; Schmeide, K.; Brendler, V.; Moll, H.; Tsushima, S.; Scheinost, A.C. (2007). “EXAFS Investigation of U(VI), U(IV), and Th(IV) Sulfato Complexes in Aqueous Solution”. Inorganic Chemistry 46 (15): 5882–5892.
  • Cardenas, E.; Watson, D.; Gu, B.; Ginder-Vogel, M.; Kitanidis, P.K.; Jardin, P.M.; Wu, W.; Leigh, M.B.; Carley, J.; Carroll, S.; Gentry, T.; Luoe, J.; Zhou, J.; Criddle, C.S.; Marsh, T.L.; Tiedje, J.M. (2010). “Significant Association between Sulfate-Reducing Bacteria and Uranium-Reducing Microbial Communities as Revealed by a Combined Massively Parallel Sequencing-Indicator Species Approach”. Applied and Environmental Microbiology 76 (20): 6778-6786.
  • Converse, B.J.; Wua, T.; Findlay, R.H.; Roden, E.E. (2013). “U(VI) Reduction in Sulfate-Reducing Subsurface Sediments Amended with Ethanol or Acetate”. Applied and Environmental Microbiology 79 (13): 4173-4177.
  • Day, R. A.; Wilhite, R. N.; Hamilton, F.R. (1955). “Stability of Complexes of Uranium(IV) with Chloride, Sulfate and Thiocyanate”. Journal of the American Chemical Society 77 (12):3180-3182.
  • Hennig, C.; Kraus, W.; Emmerling, F.; Ikeda, A.;. Scheinost, A.C. (2008). “Coordination of a Uranium(IV) Sulfate Monomer in an Aqueous Solution and in the Solid State”. Inorganic Chemistry 47 (5): 1634-1638.
  • Plášil, J.; Fejfarová, K.; Novák, M.; Dušek, M.; Škoda, R.; Hloušek, J.; Čejka, J.; Majzlan, J.; Sejkora, J.; Machovič, V.; Talla, D. (2011). “Běhounekite, U(SO4)2(H2O)4, from Jáchymov (St Joachimsthal), Czech Republic: the first natural U4+ sulphate”. Mineralogical Magazine 75 (6): 2739-2753.
  • Mudd, G.M. (2001). “Critical Review of Acid in situ leach uranium mining: 1. USA and Australia”. Environmental Geology 41 (3-4): 390-403.
  • Závodská, L.; Kosorínová, E.; Scerbáková, L.; Lesny, J. (2008). “Environmental Chemistry of Uranium”. HV ISSN 1418-7108.