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	{{chembox		{{chembox
			| Verifiedfields = changed
⚫	| Name = Terbium(III) chloride
			| Watchedfields = changed
⚫	| ImageFileL1 = UCl3.png
			| verifiedrevid = 312039212
		⚫	| Name = Terbium(III) chloride
		⚫	| ImageFileL1 = UCl3 without caption.png
	| ImageFileR1 = Cerium bromide (space filling) 2.png		| ImageFileR1 = Cerium bromide (space filling) 2.png
	| ImageName = Terbium(III) chloride		| ImageFile2 = Terbium(III) chloride hexahydrate.jpg
			| ImageName = Terbium(III) chloride
	| OtherNames = terbium trichloride		| OtherNames = terbium trichloride
	| Section1 = {{Chembox Identifiers		|Section1={{Chembox Identifiers
⚫	| CASNo = 10042-88-3
			| CASNo_Ref = {{cascite|correct|??}}
		⚫	| CASNo = 10042-88-3
			| UNII_Ref = {{fdacite|changed|FDA}}
			| UNII = 804HI855F8
			| PubChem = 61458
			| EINECS = 233-132-4
			| InChI = 1S/3ClH.Tb/h3*1H;/q;;;+3/p-3
			| SMILES = Cl(Cl)Cl
	}}		}}
	| Section2 = {{Chembox Properties		|Section2={{Chembox Properties
	| Formula = TbCl<sub>3</sub>		| Formula = TbCl<sub>3</sub>
	| MolarMass = 265.2834 g/mol		| MolarMass = 265.2834 g/mol
	| Appearance = white powder		| Appearance = white powder
	| Density = 4.35 g/cm³, solid		| Density = 4.35 g/cm<sup>3</sup>, solid
	| Solubility = soluble		| Solubility = soluble
	| MeltingPt = 558°C		| MeltingPtC = 558
	| BoilingPt = 180-200°C (in ] gas atmosphere)		| BoilingPtC = 180 to 200
			| BoilingPt_notes = (in ] gas atmosphere)
	}}		}}
	| Section3 = {{Chembox Structure		|Section3={{Chembox Structure
	| Coordination = Tricapped trigonal prismatic<br />(nine-coordinate)		| Coordination = Tricapped trigonal prismatic<br />(nine-coordinate)
	| CrystalStruct = ] (]), ]		| CrystalStruct = ] (]), ]
	| SpaceGroup = P6<sub>3</sub>/m, No. 176		| SpaceGroup = P6<sub>3</sub>/m, No. 176
	}}		}}
	| Section7 = {{Chembox Hazards		|Section7={{Chembox Hazards
			| GHS_ref = <ref>GHS: </ref>
	| EUClass = not listed
			| GHSPictograms = {{GHS07}}
			| GHSSignalWord = warning
			| HPhrases = {{HPhrases|H315 | H319}}
			| PPhrases = {{PPhrases|P302 + P352 | P305 + P351 + P338}}
			}}
			|Section8={{Chembox Related
			| OtherAnions = ]
			| OtherCations = ]<br>]
	}}		}}
	}}		}}
	'''Terbium(III) chloride''' (]]) is a ]. In the solid state TbCl<sub>3</sub> has the ] layer structure.<ref> Wells A.F. (1984) ''Structural Inorganic Chemistry'' 5th edition Oxford Science Publications ISBN 0-19-855370-6 </ref> Terbium(III) chloride frequently forms a hexahydrate.		'''Terbium(III) chloride''' (]]) is a ]. In the solid state TbCl<sub>3</sub> has the ] layer structure.<ref>Wells A.F. (1984) ''Structural Inorganic Chemistry'' 5th edition Oxford Science Publications {{ISBN|0-19-855370-6}}</ref> Terbium(III) chloride frequently forms a hexahydrate.
	==Hazards==		== Preparation ==
			The hexahydrate of terbium(III) chloride can be obtained by the reaction of ] and ]:<ref name = Xu>{{cite journal | doi = 10.1016/S1002-0721(08)60253-7 | author = XU Lijuan (许丽娟), LI Yanqiu (李艳秋), LI Xia (李 夏) | title = Synthesis, crystal structure and characterization of one-dimension complex constructed by terbium(III) and 2-iodobenzoate | journal = ] | volume = 27 | pages = 372–375 | year = 2009 | issue = 3| bibcode = 2009JREar..27..372X }}</ref>
	Terbium(III) chloride causes ] of the ].<ref>{{cite book
	| title = Ophthalmic toxicology
			:Tb<sub>2</sub>O<sub>3</sub> + 6 HCl → 2 TbCl<sub>3</sub> + 3 H<sub>2</sub>O
	| author = George C. Y. Chiou
	| edition = 2nd
			It can also be obtained by direct reaction of the elements:<ref>Webelements: </ref>
	| publisher = CRC Press
	| year = 1999
			:2 Tb + 3 Cl<sub>2</sub> → 2 TbCl<sub>3</sub>
	| isbn = 1560327227
	}}</ref>
			== Properties ==
			Terbium(III) chloride is a white, ] powder.<ref>{{Cite book |title=CRC handbook of chemistry and physics: a ready-reference book of chemical and physical data |date=2006 |publisher=CRC, Taylor & Francis |isbn=978-0-8493-0487-3 |editor-last=Lide |editor-first=David R. |edition=87. ed., 2006-2007 |location=Boca Raton, Fla. |editor-last2=CRC Press}}</ref> It crystallizes in an ] ] crystal structure with ] Cmcm (No. 63).<ref>{{Cite book |last=Paetzold |first=Peter |url=https://books.google.com/books?id=rVuSsDZr5CAC&pg=PA204 |title=Chemie: Eine Einführung |date=2009-09-10 |publisher=Walter de Gruyter |isbn=978-3-11-021135-1 |language=de}}</ref><ref>{{Cite book |title=Metals |publisher=Reidel |isbn=978-90-277-2385-7 |editor-last=Trotter |editor-first=J. |series=Structure reports A |date=30 November 1986 |location=Dordrecht}}</ref> It can form a complex Tb(gly)<sub>3</sub>Cl<sub>3</sub>·3H<sub>2</sub>O with glycine.<ref>郑平, 陈文生, 张洪权,等. 量热法测定氯化铽甘氨酸配合物及其配离子的标准生成焓. 湖北大学学报(自科版), 2011, 33(3):270-274.</ref>
			== Applications ==
			The hexahydrate plays an important role as an activator of green ]s in color TV tubes and is also used in specialty lasers and as a ] in ]s.<ref>METALL RARE EARTH LIMITED: </ref>
			== Hazards ==
			Terbium(III) chloride causes ] of the ].<ref>{{cite book| title = Ophthalmic toxicology| author = George C. Y. Chiou| edition = 2nd| publisher = CRC Press| year = 1999| isbn = 1-56032-722-7}}</ref>
	Conditions/substances to avoid are: ], ]s and acid fumes.		Conditions/substances to avoid are: ], ]s and acid fumes.
	==References==		== References ==
	{{reflist}}		{{reflist}}
	{{Terbium compounds}}		{{Terbium compounds}}
			{{Chlorides}}
			{{Lanthanide halides}}
	]		]
			]
	]		]
	]
	{{inorganic-compound-stub}}