查看“︁三氟化铀”︁的源代码

{{Chembox
| ImageFile = Kristallstruktur Lanthanfluorid.png
| ImageSize = 
| OtherNames = 氟化铀(III)
| Section1 = {{Chembox Identifiers
| CASNo = 13775-06-9
| ChemSpiderID = 75544
| PubChem = 83722
| InChI = InChI=1S/3FH.U/h3*1H;/q;;;+3/p-3
| SMILES = F[U](F)F
  }}
| Section2 = {{Chembox Properties
| Formula = UF<sub>3</sub>
| MolarMass = 295.024<ref name=b92>{{RubberBible92nd|page=4.97}}</ref>
| Appearance = 紫色固體<ref>{{cite book | last=Holleman | first=Arnold F. | last2=Wiberg | first2=Egon | last3=Wiberg | first3=Nils | title=Lehrbuch der anorganischen Chemie | publication-place=Berlin | date=2007 | isbn=978-3-11-017770-1 | oclc=180963521 | language=de|page=1969}}</ref>
| Density = 8.9 g/cm<sup>3</sup><ref name=b92/>
| Solubility = 
| MeltingPtC = 1495
| MeltingPt_notes = 
| MeltingPt_ref = <ref name=b92/>
| RefractIndex = 
| MagSus = 
  }}
|Section3={{Chembox Structure
| CrystalStruct = [[三方晶系]]、[[皮尔逊符号|hP24]]
| SpaceGroup = P6<sub>3</sub>cm, No. 185<ref>{{cite journal|doi=10.1107/S0365110X49001016|title=Crystal chemical studies of the 5f-series of elements. XII. New compounds representing known structure types|journal=Acta Crystallographica|volume=2|issue=6|pages=388–390|year=1949|last1=Zachariasen|first1=W. H.|url=http://journals.iucr.org/q/issues/1949/06/00/a00194/a00194.pdf|access-date=2020-10-28|archive-date=2020-03-06|archive-url=https://web.archive.org/web/20200306153934/http://journals.iucr.org/q/issues/1949/06/00/a00194/a00194.pdf}}</ref>
| LattConst_a = 0.7181 nm
| LattConst_c = 0.7348 nm
| UnitCellFormulas = 6
| UnitCellVolume =0.32815
 }}
}}

'''三氟化铀'''是一种[[无机化合物]]，化学式[[铀|U]][[氟|F]]<sub>3</sub>。

== 制备==
三氟化铀可以由四氟化铀在 900 °C 被铝或铀金属还原而成：<ref>Brauer, Georg (ed.) (1978) ''Handbuch der Präparativen Anorganischen Chemie''. Vol 3. Enke, Stuttgart. {{ISBN|3-432-87813-3}}. p. 1207</ref>
:<math>\mathrm{UF_4 + Al  \longrightarrow UF_3 + AlF}</math>
:<math>\mathrm{3 \ UF_4 + U  \longrightarrow 4 \ UF_3}</math>

==参考资料==
{{reflist}}

{{Inorganic-compound-stub}}
{{铀化合物}}
{{氟化物}}

[[Category:三价鈾化合物]]
[[Category:氟化物]]
[[Category:锕系金属卤化物]]