查看“︁二硒化锗”︁的源代码

{{Chembox
| Name = 
| NameEn = germanium diselenide
| ImageFile = 
|  ImageSize = 
|  ImageAlt = 
| IUPACName = 
| IUPACNameZh = 
| OtherNames = 硒化锗<br>硒化锗(IV)
| Section1 = {{Chembox Identifiers
|   CASNo = 12065-11-1
|   CASNo_Ref = {{cascite|correct|CAS}}
|   PubChem = 
|   SMILES =  }}
| Section2 = {{Chembox Properties
| Ge=1 | Se=2
|   Appearance = 黄色晶体
|   Density = 4.56±0.02 g·cm<sup>−3</sup><ref name=Iva />
|   MeltingPt = 707±3 °C<ref name=Iva>Ivanov-Emin, B. N. Germanium selenides. ''Zhurnal Obshchei Khimii'', 1940. 10: 1813-1818. ISSN: 0044-460X.</ref>
|   BoilingPt = 
|   Solubility =  }}
| Section8 = {{Chembox Related
|  OtherAnions = [[二氧化锗]]<br>[[二硫化锗]]<br>[[二碲化锗]]
|  OtherCations = [[二硒化碳]]<br>[[二硒化硅]]<br>[[二硒化锡]]<br>[[二硒化铅]]<!-- Pb(2+)Se2(2−) -->
|  OtherCpds = }}
}}
'''二硒化锗'''是一种[[无机化合物]]，化学式为GeSe<sub>2</sub>。它可由[[锗]]和[[硒]]按化学计量比反应，或[[硒化氢]]和[[四氯化锗]]反应得到：<ref name=Iva />
:<math>\mathsf{Ge + 2Se \ \xrightarrow \ GeSe_2 }</math>
:<math>\mathsf{GeCl_4 + 2H_2Se \ \xrightarrow \ GeSe_2 + 4HCl }</math>

它和[[硒]]、[[联氨]]反应，可以得到黄色的(N<sub>2</sub>H<sub>5</sub>)<sub>4</sub>Ge<sub>2</sub>Se<sub>6</sub>。<ref>{{cite journal|journal=Inorganic Chemistry|volume=44|issue=10|language=en|issn=0020-1669|date=2005-05|pages=3755–3761|doi=10.1021/ic048276l|url=https://pubs.acs.org/doi/10.1021/ic048276l|title=Synthesis, Structure, and Thermal Properties of Soluble Hydrazinium Germanium(IV) and Tin(IV) Selenide Salts|accessdate=2021-01-23|author=David B. Mitzi}}</ref>
:<math>\mathsf{2GeSe_2 + 2Se + 5N_2H_4 \ \xrightarrow \ (N_2H_5)_4Ge_2Se_6 + N_2 }</math>
它和[[硒化铅]]、[[硒化镓]]<!-- Ga2Se3 -->在高温反应，可以得到PbGa<sub>2</sub>GeSe<sub>6</sub>。<ref>{{cite journal|journal=Crystal Growth & Design|volume=19|issue=8|language=en|issn=1528-7483|date=2019-08-07|pages=4224–4228|doi=10.1021/acs.cgd.9b00118|url=https://pubs.acs.org/doi/10.1021/acs.cgd.9b00118|title=Crystal Growth and Characterization of a New Quaternary Chalcogenide Nonlinear Crystal for the Mid-Infrared: PbGa 2 GeSe 6|accessdate=2021-01-23|author=Valeriy V. Badikov, Dmitrii V. Badikov, Li Wang, Galina S. Shevyrdyaeva, Vladimir L. Panyutin, Anna A. Fintisova, Svetlana G. Sheina, Valentin Petrov|archive-date=2021-07-26|archive-url=https://web.archive.org/web/20210726055538/https://pubs.acs.org/doi/10.1021/acs.cgd.9b00118}}</ref>

==参考文献==
{{reflist}}

{{锗化合物}}
{{硒化物}}

[[Category:锗化合物]]
[[Category:硒化物]]