查看“︁硒化鉀”︁的源代码

{{Chembox
|   Name = 硒化鉀
|   CustomizedImage = [[File:CaF2 polyhedra.png|250px|硒化鉀]]<br/><center>K<sup>+</sup>: <span style="color:#99CC00; background-color:#99CC00;">__</span> Se<sup>2-</sup>: <span style="color:#C0C0C0; background-color:#C0C0C0;">__</span></center> 
|   ImageName = 硒化鉀
|   IUPACName = Potassium selenide
|   OtherNames = 
| Section1 = {{Chembox Identifiers
| CASNo = 1312-74-9
| CASNo_Ref = {{cascite|correct|CAS}}
}}
| Section2 = {{Chembox Properties
|   Formula = K<sub>2</sub>Se
|   MolarMass = 157.16 
|   Appearance = 無色，高吸濕性晶體<ref name="Lax">{{Cite book|title=Taschenbuch für Chemiker und Physiker|url=https://books.google.com/books?id=oWjEKDnsJgEC|publisher=Springer|date=1997-12-XX|isbn=978-3-540-60035-0|language=de|first=Jean d'|last=Ans|first2=Ellen|last2=Lax|page=692|access-date=2021-04-27|archive-date=2021-04-27|archive-url=https://web.archive.org/web/20210427023855/https://books.google.com/books?id=oWjEKDnsJgEC|dead-url=no}}</ref>
|   Density = 2.29 g/cm<sup>3</sup><ref name="Perry">{{Cite book|title=Handbook of Inorganic Compounds|url=https://books.google.com/books?id=0fT4wfhF1AsC|publisher=CRC Press|date=1995-05-17|isbn=978-0-8493-8671-8|language=en|first=Dale L.|last=Perry|page=336}}</ref>
|   Solubility = 水解
  }}
| Section3 = {{Chembox Structure
|   CrystalStruct = [[立方晶系]]：反[[螢石]]型结构
  }}
| Section7 = {{Chembox Hazards
|   MainHazards = 有毒
|   GHSPictograms = {{Chembox GHSPictograms|06|08|09}}
|   HPhrases = {{H-phrases|331|301|373|400|410}}
|   PPhrases = {{P-phrases|-}}
  }}
| Section8 = {{Chembox Related
|   OtherCations = [[硒化鋰]]、[[硒化鈉]]、[[硒化銣]]、[[硒化銫]]
|   OtherAnions = [[氧化鉀]]<br />[[硫化鉀]]<br />[[碲化鉀]]<br />[[釙化鉀]]
  }}
}}
'''硒化鉀'''是一種無機化合物，由[[硒]]和[[鉀]]，為一種[[氫硒酸]]鹽，其化學式為K<sub>2</sub>Se。具吸湿性，朝解硒析出，故变[[红色]]。

== 制備 ==
使硒和鉀反應即可制得，將此反应在[[液氨]]中反应時，可制得純度較高的硒化钾。

== 晶體結構 ==
硒化鉀晶體結構為'''立方晶系'''，屬於反[[螢石]]型結構，空間群為<math>Fm\bar{3}m</math>，每單位晶胞有4個單位<ref name="Lax"/>。

== 參考文獻 ==
{{reflist}}

{{鉀化合物}}
{{硒化物}}
{{Inorganic-compound-stub}}

[[Category:钾化合物]]
[[Category:硒化物]]
[[Category:缺少物质图片的化学品条目]]