Wikipedia:WikiProject Chemicals/Chembox validation/VerifiedDataSandbox and Praseodymium hexaboride: Difference between pages
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Saving copy of the {{chembox}} taken from revid 408494406 of page Lanthanum_hexaboride for the Chem/Drugbox validation project (updated: 'ChemSpiderID', 'StdInChI', 'StdInChIKey'). |
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{{ambox | text = This page contains a copy of the infobox ({{tl|chembox}}) taken from revid [{{fullurl:Lanthanum_hexaboride|oldid=408494406}} 408494406] of page [[Lanthanum_hexaboride]] with values updated to verified values.}} |
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{{chembox |
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| verifiedrevid = |
| verifiedrevid = 462088835 |
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| ImageFile = CaHexaboride.jpg |
| ImageFile = CaHexaboride.jpg |
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| ImageSize = |
| ImageSize = |
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| IUPACName = |
| IUPACName = |
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| OtherNames = |
| OtherNames = Praseodymium boride |
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|Section1={{Chembox Identifiers |
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| CASNo = 12008-27-4 |
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| CASNo_Ref = {{cascite|correct|CAS}} |
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| ChemSpiderID_Ref = {{chemspidercite|changed|chemspider}} |
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| ChemSpiderID = 62852859 |
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| StdInChI = 1S/B6.La/c1-2-5(1)3-4(5)6(1,2)3;/q-2;+2 |
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| StdInChI_Ref = {{stdinchicite|correct|chemspider}} |
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| StdInChI = 1S/6B.Pr |
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| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}} |
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| SMILES = |
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| PubChem = 170843463 |
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| EC_number = 234-534-2 |
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| SMILES = [B].[B].[B].[B].[B].[B].[Pr] |
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|Section2={{Chembox Properties |
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| Formula = PrB<sub>6</sub> |
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| MolarMass = 205.77 g/mol |
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| Appearance = black crystals |
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| Density = 4.84 g/cm<sup>3</sup> |
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| MeltingPt = 2610 °C<ref>{{cite book| author = | chapter = | chapter-url = | format = | url = | title = Справочник химика | orig-year = | agency = Редкол.: Никольский Б.П. и др. | edition = 3-е изд., испр |location= Л. |date = 1971 |publisher= Химия |at= |volume= 2 | pages = | page = | series = | isbn = }}</ref> |
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| MeltingPt = 2210 °C |
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| BoilingPt = |
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| Solubility = insoluble |
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|Section3={{Chembox Structure |
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| CrystalStruct = Cubic |
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| SpaceGroup = P''m<span style="text-decoration: overline">3</span>m'' ; O<sub>h</sub> |
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|Section7={{Chembox Hazards |
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| MainHazards = |
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| FlashPt = |
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'''Praseodymium hexaboride''' is a binary inorganic compound of [[praseodymium]] and [[boron]] with the formula PrB<sub>6</sub>. It forms black crystals that are insoluble in water. |
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== Preparation == |
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Praseodymium hexaboride can be prepared from the reaction of stoichiometric quantities of praseodymium and boron: |
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:{{chem2|Pr + 6B -> PrB6}} |
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== Properties == |
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Praseodymium hexaboride forms black crystals of the [[cubic crystal system]], with [[space group]] ''Pm''{{overline|3}}''m'', cell parameters a = 0.4129 nm, Z = 1, and structure isotypical with [[calcium hexaboride]].<ref>{{cite book| author = | chapter = | chapter-url = | format = | url = | title = Справочник химика | orig-year = | agency = Редкол.: Никольский Б.П. и др. | edition = 2-е изд., испр |location= М.-Л. |date = 1966 |publisher= Химия |at= |volume= 1 | pages = | page = | series = | isbn = }}</ref> The compound melts congruently at 2610 °C.<ref>{{cite book| author = | chapter = | chapter-url = | format = | url = | title = Руководство по неорганическому синтезу: В 6-ти т. | orig-year = | agency = Ред. Брауэр Г. | edition = |location= М. |date = 1985 |publisher= Мир |at= |volume= 4 | pages = | page = | series = | isbn = }}</ref> At temperatures below 7 K, a magnetic transition to an antiferromagnetic state occurs in the compound.<ref>{{Cite journal |author = М.А. Анисимов, А.В. Кузнецов, А.В. Богач, В.В. Глушков, С.В. Демишев, Н.А. Самарин, Н.Ю. Шицевалова, А.В. Левченко, В.Б. Филипов, Н.Е. Случанко |editor= |format= |url= http://conf.mirea.ru/CD2012/pdf/p2/39.pdf |title= Подавление спонтанной намагниченности в парамагнитной фазе PrB{{sub|6}} |type= |orig-year= | agency = |edition= Материалы Международной научно-технической конференции |location= |date= 2012 |year= 2012 |publisher= |volume= |issue= |number= |pages = 160–163 |series= |isbn = |issn = |doi = |bibcode = |arxiv = |pmid = |archive-url = https://web.archive.org/web/20150412194233/http://conf.mirea.ru/CD2012/pdf/p2/39.pdf |archive-date = 2015-04-12 |language= |quote= }}</ref><ref>{{Cite journal |author = H. Hacker Jr., Y. Shimada, K. S. Chung |editor= |format= |url= |title= Magnetic properties of CeB{{sub|6}}, PrB{{sub|6}}, EuB{{sub|6}}, and GdB{{sub|6}} |type= |orig-year= | agency = |edition= Physica Status Solidi (a) |location= |date= 1971 |year= 1971 |publisher= |volume= 4 |number= 2|pages = 459–465 |series= |isbn = |issn = |doi = 10.1002/pssa.2210040221 |bibcode = |arxiv = |pmid = |language= |quote= }}</ref><ref>{{Cite journal |author = М.А. Анисимов, А.В. Богач, В.В. Глушков, С.В. Демишев, Н.А. Самарин, В.Б. Филипов, Н.Ю. Шицевалова, Н.Е. Случанко |editor= |format= |url= https://mipt.ru/upload/154/9-12-arphcxl1tgs.pdf |title= Новая магнитная фаза в гексабориде празеодима |type= |orig-year= | agency = |edition= Труды МФТИ. — . — Том , № (5) |location= |date= 2010 |year= 2010 |publisher= |volume= 2 |number= 1|pages = 9–12 |series= |isbn = |issn = |doi = |bibcode = |arxiv = |pmid = |archive-url = https://web.archive.org/web/20140719125430/http://mipt.ru/upload/154/9-12-arphcxl1tgs.pdf |archive-date = 2014-07-19 |language= |quote= }}</ref> It does not dissolve in water. |
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== Uses == |
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Praseodymium hexaboride is used as a component of alloys for cathodes of high-power electronic devices. |
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== References == |
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{{reflist}} |
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{{Praseodymium compounds}} |
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{{Borides}} |
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[[Category:Praseodymium(III) compounds]] |
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[[Category:Borides]] |