查看“︁三碘化镅”︁的源代码

{{Chembox
|ImageFile=Kristallstruktur Bismut(III)-iodid.png
|OtherNames=碘化镅(III)
|Section3={{Chembox Structure
| CrystalStruct=[[三方晶系]]
| SpaceGroup= R{{overline|3}} (No. 148)
|LattConst_a= 742 [[皮米|pm]]
|LattConst_c= 2055 pm
}}
|Section1={{Chembox Identifiers
| CASNo= 13813-47-3
|SMILES=[I-].[I-].[I-].[Am+3]
}}
|Section2={{Chembox Properties
| Appearance= 浅黄色固体<ref name="HOWI_1969">{{Holleman-Wiberg|Auflage=102 |Startseite=1969 |Endseite= }}</ref>
|Am=1|I=3
| Density= 6.04 g·cm<sup>−3</sup><ref name="Gmelin"/>
| MeltingPt= 950 °C<ref name="HOWI_1969"/>
|BoilingPt=
|Solubility=}}
|Section8={{Chembox Related
|OtherAnions=[[三氟化镅]]<br />[[三氯化镅]]<br />[[三溴化镅]]
|OtherCations=[[三碘化钚]]<br />[[三碘化锔]]
}}
}}

'''三碘化镅'''是[[镅]]的[[碘化物]]，[[化学式]] AmI<sub>3</sub>。

== 制备==
三碘化镅可以由[[三氯化镅]]和[[碘化铵]]反应而成：<ref name=asprey>L. B. Asprey, T. K. Keenan, F. H. Kruse: ''Crystal Structures of the Trifluorides, Trichlorides, Tribromides, and Triiodides of Americium and Curium'', in: ''[[Inorganic Chemistry|Inorg. Chem.]]'', '''1965''', ''4''&nbsp;(7), S.&nbsp;985–986 ({{DOI|10.1021/ic50029a013}}).</ref>

:<chem>AmCl3 + 3 NH4I -> AmI3 + 3 NH4Cl</chem>

== 性质==
三碘化镅是一种浅黄色的[[离子化合物]]，由Am<sup>3+</sup>和I<sup>−</sup>离子组成。它是[[三方晶系]]的，空间群 R{{overline|3}} (No. 148)，[[晶格参数]] ''a''&nbsp;=&nbsp;742&nbsp;[[皮米|pm]]和''c''&nbsp;=&nbsp;2055&nbsp;pm。它的[[晶体结构]]和[[碘化铋]]{{le|同构 (晶体学)|Isomorphism_(crystallography)|同构}}。<ref name=asprey/><ref name="Gmelin">''[[Gmelins Handbuch der anorganischen Chemie]]'', System Nr.&nbsp;71, Transurane, Teil&nbsp;C, S.&nbsp;154.</ref>

== 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}}
{{碘化物}}

[[Category:镅化合物]]
[[Category:碘化物]]