View source for Chemistry:Terbium(III) fluoride

{{Chembox
| Name =  Terbium(III) fluoride
| ImageFile = 
|  ImageSize = 
|  ImageAlt = 
| IUPACName = 
| IUPACNames = 
| OtherNames = terbium trifluoride
| Section1 = {{Chembox Identifiers
|   CASNo = 13708-63-9
| UNII_Ref = {{fdacite|correct|FDA}}
| UNII = YW5PJY3U68
|   CASNo_Ref = {{cascite|correct|CAS}}
|   PubChem = 83673
| ChemSpiderID = 75496
| EC_number = 237-247-0
| StdInChI=1S/3FH.Tb/h3*1H;/q;;;+3/p-3
| StdInChIKey = LKNRQYTYDPPUOX-UHFFFAOYSA-K
| SMILES = F[Tb](F)F
  }}
| Section2 = {{Chembox Properties
|   Formula = TbF<sub>3</sub>
|   MolarMass = 215.92
|   Appearance = 
|   Density = 
|   MeltingPt = 1172°C<ref name=wucong>无机化学丛书 第七卷 钪 稀土元素. 科学出版社. pp 212. 表 22.24 无水卤化物的物理常数.</ref>
|   BoilingPt = 
|   Solubility =  }}
| Section3 = {{Chembox Hazards
|   MainHazards = 
|   FlashPt = 
|   Autoignition =  }}
| Section7 = {{Chembox Hazards
|   LD50 = 10 g/kg（rabbit）<ref>雷春文. 氟化钇、铽、镱和镨的卫生标准[J]. 稀土信息, 1995(Z1):27-27.</ref>}}
| Section8 = {{Chembox Related
|   OtherCations = [[Chemistry:Gadolinium(III) fluoride|gadolinium(III) fluoride]]<br/>[[Chemistry:Dysprosium(III) fluoride|dysprosium(III) fluoride]]
|   OtherAnions = [[Chemistry:Terbium(III) chloride|terbium(III) chloride]]<br/>[[Chemistry:Terbium(III) bromide|terbium(III) bromide]]<br/>[[Chemistry:Terbium(III) iodide|terbium(III) iodide]]}}}}

'''Terbium(III) fluoride''' is an [[Chemistry:Inorganic compound|inorganic compound]] with chemical formula TbF<sub>3</sub>. It is hard to dissolve in water.<ref>[https://www.chemicalbook.com/ChemicalProductProperty_CN_CB2350475.htm 氟化铽]. Chemical Book. [2018-12-10]</ref> It can be produced by reacting terbium(III) carbonate and 40% [[Chemistry:Hydrofluoric acid|hydrofluoric acid]] at 40°C.<ref>王亚军, 樊宏伟. 氟化铽的沉淀方法及组成研究[J]. 化学世界, 1999(11):575-578.</ref>

==Uses==
Terbium(III) fluoride is used for producing metallic [[Chemistry:Terbium|terbium]].<ref>Schmidt, F. A., Peterson, D. T., & Wheelock, J. T. (1986). U.S. Patent No. 4,612,047. Washington, DC: U.S. Patent and Trademark Office.</ref>

:2 TbF<sub>3</sub> + 3 Ca → 3 CaF<sub>2</sub> + 2 Tb

==References==
{{reflist}}

{{terbium compounds}}
{{fluorides}}

[[Category:Terbium compounds]]
[[Category:Fluorides]]

{{Sourceattribution|Terbium(III) fluoride}}