查看“︁四氟化镅”︁的源代码

{{Chembox
|ImageFile=Kristallstruktur Uran(IV)-fluorid.png
|Section3={{Chembox Structure
| CrystalStruct= [[单斜晶系]]
| SpaceGroup=C2/c (No. 15)
| LattConst_a= 1249 [[皮米|pm]]
|LattConst_b = 1047 pm
|LattConst_c= 820 pm
|LattConst_beta = 126.1°
}}
|Section1={{Chembox Identifiers
| CASNo=15947-41-8
| PubChem= 20504111
|SMILES=[F-].[F-].[F-].[F-].[Am+4]}}
|Section2={{Chembox Properties
| Appearance= 粉红色固体<ref name="Morss">Wolfgang H. Runde, Wallace W. Schulz: [http://radchem.nevada.edu/classes/rdch710/files/Americium.pdf ''Americium''], in: Lester R. Morss, Norman M. Edelstein, Jean Fuger (Hrsg.): ''The Chemistry of the Actinide and Transactinide Elements'', Springer, Dordrecht 2006; ISBN 1-4020-3555-1, S.&nbsp;1265–1395 ({{DOI|10.1007/1-4020-3598-5_8}}).</ref>
|Am=1|F=4
| Density= 7.23 g·cm<sup>−3</sup><ref name="webelements">[http://www.webelements.com/compounds/americium/americium_tetrafluoride.html Americium(IV)-fluorid bei www.webelements.com].</ref>
|MeltingPt=
|BoilingPt=
|Solubility=}}
|Section8={{Chembox Related
|OtherCations=[[四氟化钚]]<br />[[四氟化锔]]
|OtherCpds=[[三氟化镅]]}}
}}

'''四氟化镅'''是一种[[镅]]的[[氟化物]]，[[化学式]] AmF<sub>4</sub>，其中镅的[[氧化态]]为 +4。

== 制备==
四氟化镅可以由[[氟气]]和[[三氟化镅]]反应而成。<ref>L. B. Asprey: ''New Compounds of Quadrivalent Americium, AmF<sub>4</sub>, KAmF<sub>5</sub>'', in: ''[[J. Am. Chem. Soc.]]'', '''1954''', ''76''&nbsp;(7), S.&nbsp;2019–2020 ([[doi:10.1021/ja01636a094]]).</ref><ref>L. B. Asprey, R. A. Penneman: ''First Observation of Aqueous Tetravalent Americium'', in: ''[[J. Am. Chem. Soc.]]'', '''1961''', ''83''&nbsp;(9), S.&nbsp;2200–2200 ([[doi:10.1021/ja01470a040]]).</ref><ref>L. B. Asprey, R. A. Penneman: ''Preparation and Properties of Aqueous Tetravalent Americium'', in: ''[[Inorg. Chem.]]'', '''1962''', ''1''&nbsp;(1), S.&nbsp;134–136 ([[doi:10.1021/ic50001a025]]).</ref><ref>F. H. Kruse, L. B. Asprey: ''A Crystalline Fluoride Complex of Tetravalent Americium'', in: ''[[Inorg. Chem.]]'', '''1962''', ''1''&nbsp;(1), S.&nbsp;137–139 ([[doi:10.1021/ic50001a026]]).</ref>

:<chem>2 AmF3 + F2 -> 2 AmF4</chem>

== 性质==
四氟化镅是一种[[离子化合物]]，由 Am<sup>4+</sup>和 F<sup>−</sup>离子组成。它是[[单斜晶系]]的，空间群 C2/c (No. 15)，[[晶格参数]] ''a''&nbsp;=&nbsp;1249&nbsp;[[皮米|pm]]、''b''&nbsp;=&nbsp;1047&nbsp;pm、''c''&nbsp;=&nbsp;820&nbsp;pm 和β&nbsp;=&nbsp;126.1°。<ref>L. B. Asprey, R. G. Haire: ''On the Actinide Tetrafluoride Lattice Parameters'', in: ''[[Inorg. Nucl. Chem. Lett.]]'', '''1973''', ''9'', S.&nbsp;1121–1128 ([[doi:10.1016/0020-1650(73)80017-0]]).</ref>它的[[晶体结构]]和[[四氟化铀]][[同构]]。

== 参考资料==
<references />

== 扩展阅读==
* Wolfgang H. Runde, Wallace W. Schulz: [http://radchem.nevada.edu/classes/rdch710/files/Americium.pdf ''Americium''] {{Wayback|url=http://radchem.nevada.edu/classes/rdch710/files/Americium.pdf |date=20100717154306 }}, in: Lester R. Morss, Norman M. Edelstein, Jean Fuger (Hrsg.): ''The Chemistry of the Actinide and Transactinide Elements'', Springer, Dordrecht 2006; ISBN 1-4020-3555-1, S.&nbsp;1265–1395 ({{DOI|10.1007/1-4020-3598-5_8}}).
{{镅化合物}}
{{氟化物}}

[[Category:镅化合物]]
[[Category:氟化物]]
[[Category:锕系金属卤化物]]