查看“︁氧化钆”︁的源代码

{{chembox
| verifiedrevid = 396141167
| ImageFile =Gd2O3powder.jpg
| ImageFile2 =
| ImageName = Gadolinium(III) oxide
| OtherNames = 
| Section1 = {{Chembox Identifiers
| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}
| ChemSpiderID = 140201
| UNII_Ref = {{fdacite|correct|FDA}}
| UNII = 5480D0NHLJ
| InChI = 1/2Gd.3O/q2*+3;3*-2
| InChIKey = CMIHHWBVHJVIGI-UHFFFAOYAI
| StdInChI_Ref = {{stdinchicite|correct|chemspider}}
| StdInChI = 1S/2Gd.3O/q2*+3;3*-2
| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}}
| StdInChIKey = CMIHHWBVHJVIGI-UHFFFAOYSA-N
| CASNo_Ref = {{cascite|correct|CAS}}
| CASNo = 12064-62-9
| RTECS = LW4790000
| PubChem = 159427
| SMILES = [Gd+3].[Gd+3].[O-2].[O-2].[O-2]
}}
| Section2 = {{Chembox Properties
| Formula = Gd<sub>2</sub>O<sub>3</sub>
| MolarMass = 362.50 g/mol
| Appearance = 白色无味粉末
| Density = 7.407 g/cm<sup>3</sup> (15 °C) <br> 7.07 g/cm<sup>3</sup> (25 °C) <ref>Pradyot Patnaik. ''Handbook of Inorganic Chemicals''. McGraw-Hill, 2002, ISBN 0-07-049439-8</ref>
| Solubility = 不溶
| SolubilityProduct = 1.8×10<sup>−23</sup>
| MeltingPtC = 2420
| BoilingPt = 
| SolubleOther = 可溶于[[酸]]
}}
| Section3 = {{Chembox Structure
| CrystalStruct = [[单斜晶系]]，[[立方晶系]]
 }}
| Section7 = {{Chembox Hazards
| ExternalMSDS = [http://www.espimetals.com/msds's/gadoliniumoxide.pdf External MSDS]
| EUClass = 未列出
 }}
}}
'''氧化钆'''，化学式Gd<sub>2</sub>O<sub>3</sub>。

==性质==
白色无味无定形粉末，不溶于水，溶于[[酸]]。露置于空气中时易吸收空气中的水分和[[二氧化碳]]而变质。

==制备==
以[[独居石]]或混合[[稀土]]矿为原料，经萃取等纯化步骤，制得钐钆混合稀土溶液。用[[草酸]]沉淀出[[草酸钆]]，经分离、烘干、灼烧，制得氧化钆。
:<math>\rm \ Gd_2(C_2O_4)_3\rightarrow Gd_2O_3+3CO_2+3CO</math>

==用途==
用作[[钇铝石榴石|钇铝]]和[[钇铁石榴石]]掺入剂、医疗器械中的增感荧光材料、[[核反应堆]]控制材料、金属[[钆]]的制取原料、制磁泡材料和光学棱镜添加剂等。

==参考资料==
{{reflist}}

{{钆化合物}}
{{氧化物}}

[[Category:钆化合物]]
[[Category:氧化物]]

{{无机化合物小作品}}