查看“︁钽酸锂”︁的源代码

{{chembox
| Watchedfields = changed
| verifiedrevid = 450707339
| Name = 
| ImageFile = LiTaO3 ball Stick.png
| ImageSize = 
| ImageFile1 = LiNbO3.png
| ImageSize1 = 
| ImageCaption1 = <span style="color:#008000; background:#008000;">__</span> [[Lithium|Li]]<sup>+</sup>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style="color:#000080; background:#000080;">__</span> [[Tantalum|Ta]]<sup>5+</sup>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span style="color:#FF0000;background:#FF0000;">__</span> [[Oxygen|O]]<sup>2−</sup>
| IUPACName = Lithium tantalate
| OtherNames = 偏钽酸锂
|Section1={{Chembox Identifiers
| CASNo_Ref = {{cascite|correct|CAS}}
| CASNo = 12031-66-2
| PubChem = 159405
| RTECS = WW55470000
| SMILES=[LI+].[O-][Ta](=O)=O
  }}
|Section2={{Chembox Properties
| Formula = [[锂|Li]][[钽|Ta]][[氧|O]]<sub>3</sub>
| MolarMass = 235.887 
| Appearance = 无色晶体
| Density =  7.4564 g·cm<sup>−3</sup><ref name="Korth">Korth Kristalle: [http://www.korth.de/index.php/material-detailansicht/items/20.html Lithiumtantalat] {{Wayback|url=http://www.korth.de/index.php/material-detailansicht/items/20.html |date=20210127071725 }}</ref>
| Solubility = 不溶
| MeltingPtC = 1650
| MeltingPt_notes = <ref name="Korth" />
| BoilingPt = 
  }}
|Section3={{Chembox Structure
| Coordination = 
| SpaceGroup= R3c
| LattConst_a = 515.43 pm
| LattConst_c = 1378.35 pm<ref>{{cite journal |doi=10.1016/0022-3697(67)90142-4 |title=Ferroelectric lithium tantalate—1. Single crystal X-ray diffraction study at 24°C |journal=Journal of Physics and Chemistry of Solids |volume=28 |issue=9 |pages=1685 |year=1967 |last1=Abrahams |first1=S.C |last2=Bernstein |first2=J.L }}</ref>
  }}
|Section7={{Chembox Hazards
| ExternalSDS = http://www.samaterials.com/pdf/Lithium-Tantalate-Wafers-(LiTaO3-Wafers)-sds.pdf
| MainHazards = Acute Toxicity: Oral, Inhalation, Dermal
| RSPhrases =
  }}
|Section8={{Chembox Related
| OtherAnions = [[铌酸锂|LiNbO<sub>3</sub>]]
| OtherCations =
 }}
}}

'''钽酸锂'''是[[锂]]的一种[[钽酸盐]]，化学式 {{chem|LiTaO|3}}。

== 制备 ==
钽酸锂可以由[[碳酸锂]]和[[五氧化二钽]]反应而成。<ref name="Frühauf">{{Literatur |Autor=Joachim Frühauf |Titel=Werkstoffe der Mikrotechnik |Verlag=Carl Hanser Verlag |Datum=2005 |ISBN=978-3-446-22557-2 |Online={{Google Buch | BuchID = xhYEoqh4o3sC | Linktext = Seite 77 | Seite = 77 }}}}</ref>

:<chem>Li2CO3 + Ta2O5 -> 2LiTaO3 + CO2 ^</chem>

== 性质==
钽酸锂是一种无色晶体。它是[[三方晶系]]的，空间群 R3c (No. 161)。<ref name="Korth" />

== 参考资料==
<references />
{{锂化合物}}
{{钽化合物}}

[[Category:锂化合物]]
[[Category:钽酸盐]]
[[Category:钙钛矿结构]]