查看“︁六氟化钌”︁的源代码

{{Chembox
| ImageFile =Ruthenium(VI)-fluoride.svg
|  ImageSize =
|  ImageAlt =
| IUPACName = ruthenium(VI) fluoride
| OtherNames = ruthenium hexafluoride
| Section1 = {{Chembox Identifiers
| CASNo = 13693-08-8
| CASNo_Ref = {{cascite|correct|CAS}}
| InChI = 1/6FH.2Ru/h6*1H;;/q;;;;;;+6/p-6
| SMILES = F[Ru](F)(F)(F)(F)F
}}
| Section2 = {{Chembox Properties
|  Formula = RuF<sub>6</sub>
|  MolarMass = 215.07
|  Appearance = 深褐色晶体<ref name="CRC_HANDBOOK_RuF6"/>
|  Density = 3.68g/mL<ref name="D_BLOCK_XF6"/>
|  MeltingPt = 54 °C<ref name="CRC_HANDBOOK_RuF6"/>
|  Solubility = }}
| Section3 = {{Chembox Hazards
|  MainHazards =
|  FlashPt =
|  Autoignition = }}
}}
'''六氟化钌'''是[[钌]]元素与[[氟]]元素形成的一种[[无机化合物]]，[[化学式]]为{{化學式|釕|氟|6}}，它也是已知的17种二元[[六氟化物]]之一。

== 制备 ==
六氟化钌可由金属钌与氟气和[[氩]]气的混合气流在400–450&nbsp;°C下直接反应制得，这个反应的产率低于10%。<ref name="D_BLOCK_XF6"/><ref>{{cite journal|coauthors=Selig, Henry; Malm, John G.; Chernick, Cedric L.; Weinstock, Bernard|journal=Journal of the American Chemical Society|date=1961-05-20|volume=83|issue=10|pages=2390–2391|doi=10.1021/ja01471a039|last=Claassen|first=Howard H.}}</ref>

:<math>\mathrm{Ru + 3\ F_2 \xrightarrow{400-450^oC} RuF_6}</math>

== 性质 ==
六氟化钌是一种棕褐色晶体，熔点为54&nbsp;°C。<ref name="CRC_HANDBOOK_RuF6"/>在−140&nbsp;°C是测得它的固态结构为[[正交晶系|正交晶系晶体]]，空间群为''Pnma''。[[晶格常数|晶胞参数]]''a''&nbsp;=&nbsp;9.313&nbsp;[[埃格斯特朗|Å]]，''b''&nbsp;=&nbsp;8.484&nbsp;Å，而''c''&nbsp;=&nbsp;4.910&nbsp;Å。每个[[晶胞]]中有四个[[化学式单位]]的六氟化锇（这里是四个六氟化锇分子），密度则是3.68&nbsp;g·cm<sup>−3</sup>。<ref name="D_BLOCK_XF6"/>

六氟化钌分子本身（气态或液态的主要存在形式）具有[[八面体形分子构型]]，点群为''[[八面体对称性|O<sub>h</sub>]]''。其中Ru–F键的[[键长]]为1.818&nbsp;Å。<ref name="D_BLOCK_XF6"/>

== 参考文献 ==
{{reflist|refs=

<ref name="CRC_HANDBOOK_RuF6">''[[CRC Handbook of Chemistry and Physics]]'', 90th Edition, CRC Press, Boca Raton, Florida, 2009, ISBN 978-1-4200-9084-0, Section 4, ''Physical Constants of Inorganic Compounds'', p.&nbsp;4-85.</ref>

<ref name="D_BLOCK_XF6">T. Drews, J. Supeł, A. Hagenbach, K. Seppelt: "Solid State Molecular Structures of Transition Metal Hexafluorides", in: ''[[Inorganic Chemistry]]'', '''2006''', ''45&nbsp;(9)'', S.&nbsp;3782–3788; {{DOI|10.1021/ic052029f}}; PMID 16634614.</ref>

}}

== 扩展阅读 ==
* ''[[Gmelins Handbuch der anorganischen Chemie]]'', System Nr.&nbsp;63, Ruthenium, Supplement, pp. 266–268.

== 外部链接 ==
* [http://www.webelements.com/compounds/ruthenium/ruthenium_hexafluoride.html Ruthenium hexafluoride at webelements.com] {{Wayback|url=http://www.webelements.com/compounds/ruthenium/ruthenium_hexafluoride.html |date=20191028090014 }}.

[[Category:钌化合物]]
[[Category:六氟化物]]
[[Category:八面体形分子]]
[[Category:铂系元素卤化物]]

{{六氟化物}}
{{钌化合物}}