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溴化镨：修订间差异

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| OtherNames =
| OtherNames =
<!-- Images -->
<!-- Images -->
| ImageFile =
| ImageFile = UCl3 without caption.png
| ImageSize =
| ImageSize =
| ImageAlt =
| ImageAlt =
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| BoilingPt_ref = <ref name="Web elements"/>
| BoilingPt_ref = <ref name="Web elements"/>
| BoilingPt_notes =
| BoilingPt_notes =
| Density = 5.28 g/cm<sup>2</sup>
| Density = 5.28 g/cm<sup>3</sup>
| Formula = PrBr<sub>3</sub>
| Formula = PrBr<sub>3</sub>
| HenryConstant =
| HenryConstant =
| LogP =
| LogP =
| MolarMass = 380.62
| MolarMass = 380.62
| MeltingPt = {{convert|691|C|K}}<ref name="a">{{cite web|last1=Elements|first1=American|title=Praseodymium Bromide|url=https://www.americanelements.com/praseodymium-bromide-13536-53-3|website=American Elements|accessdate=20 December 2016}}</ref>
| MeltingPt = {{convert|691|C|K}}<ref name="a">{{cite web|last1=Elements|first1=American|title=Praseodymium Bromide|url=https://www.americanelements.com/praseodymium-bromide-13536-53-3|website=American Elements|accessdate=20 December 2016|archive-date=2020-08-25|archive-url=https://web.archive.org/web/20200825114853/https://www.americanelements.com/praseodymium-bromide-13536-53-3|dead-url=no}}</ref>
| MeltingPt_ref =
| MeltingPt_ref =
| MeltingPt_notes = 有文献报道693 °C<ref name="Web elements"/>
| MeltingPt_notes = 有文献报道693 °C<ref name="Web elements"/>
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==性质==
==性质==
===外观===
===外观===
溴化镨在室温下是绿色固体。<ref name="a"/><ref name="Web elements">{{cite web|last1=Winter|first1=Mark|title=Praseodymium»praseodymium tribromide [WebElements Periodic Table]|url=https://www.webelements.com/compounds/praseodymium/praseodymium_tribromide.html|website=www.webelements.com|accessdate=20 December 2016}}</ref>
溴化镨在室温下是绿色固体。<ref name="a"/><ref name="Web elements">{{cite web|last1=Winter|first1=Mark|title=Praseodymium»praseodymium tribromide [WebElements Periodic Table]|url=https://www.webelements.com/compounds/praseodymium/praseodymium_tribromide.html|website=www.webelements.com|accessdate=20 December 2016|archive-date=2020-08-11|archive-url=https://web.archive.org/web/20200811083706/https://www.webelements.com/compounds/praseodymium/praseodymium_tribromide.html|dead-url=no}}</ref>


===物理性质===
===物理性质===
溴化镨的分子量为380.62 g/mol，<ref name="a"/><ref name="Pubchem">{{cite web|title=Praseodymium bromide Br3Pr - PubChem|url=https://pubchem.ncbi.nlm.nih.gov/compound/83561#section=Chemical-Vendors|website=pubchem.ncbi.nlm.nih.gov|accessdate=20 December 2016}}</ref><ref name="Chem">{{cite web|last1=Chambers|first1=Michael|title=ChemIDplus - 0013536533 - PLKCYEBERAEWDR-UHFFFAOYSA-K - Praseodymium bromide (PrBr3) - Similar structures search, synonyms, formulas, resource links, and other chemical information.|url=https://chem.nlm.nih.gov/chemidplus/sid/0013536533|website=chem.nlm.nih.gov|accessdate=20 December 2016}}</ref><ref name="Handbook"/>[[密度]]为5.28 g/cm<sup>2</sup>。<ref>{{cite web|title=Information on praseodymium bromide: Etacude.com|url=http://chemicals.etacude.com/p/praseodymium_bromide.php|website=chemicals.etacude.com|accessdate=20 December 2016}}</ref><ref name="Handbook">{{cite book|last1=Phillips|first1=edited by Dale L. Perry, Sidney L.|title=Handbook of inorganic compounds|date=1995|publisher=CRC Press|location=Boca Raton|isbn=9780849386718|page=323}}</ref>溴化镨具有潮解性。<ref name="Chem"/>
溴化镨的分子量为380.62 g/mol，<ref name="a"/><ref name="Pubchem">{{cite web|title=Praseodymium bromide Br3Pr - PubChem|url=https://pubchem.ncbi.nlm.nih.gov/compound/83561#section=Chemical-Vendors|website=pubchem.ncbi.nlm.nih.gov|accessdate=20 December 2016|archive-date=2020-08-25|archive-url=https://web.archive.org/web/20200825114904/https://pubchem.ncbi.nlm.nih.gov/compound/83561#section=Chemical-Vendors|dead-url=no}}</ref><ref name="Chem">{{cite web|last1=Chambers|first1=Michael|title=ChemIDplus - 0013536533 - PLKCYEBERAEWDR-UHFFFAOYSA-K - Praseodymium bromide (PrBr3) - Similar structures search, synonyms, formulas, resource links, and other chemical information.|url=https://chem.nlm.nih.gov/chemidplus/sid/0013536533|website=chem.nlm.nih.gov|accessdate=20 December 2016|archive-date=2020-08-11|archive-url=https://web.archive.org/web/20200811083817/https://chem.nlm.nih.gov/chemidplus/sid/0013536533|dead-url=no}}</ref><ref name="Handbook"/>[[密度]]为5.28 g/cm<sup>3</sup>。<ref>{{cite web|title=Information on praseodymium bromide: Etacude.com|url=http://chemicals.etacude.com/p/praseodymium_bromide.php|website=chemicals.etacude.com|accessdate=20 December 2016|archive-date=2013-09-04|archive-url=https://web.archive.org/web/20130904222642/http://chemicals.etacude.com/p/praseodymium_bromide.php|dead-url=no}}</ref><ref name="Handbook">{{cite book|last1=Phillips|first1=edited by Dale L. Perry, Sidney L.|title=Handbook of inorganic compounds|url=https://archive.org/details/handbookofinorga0000unse|date=1995|publisher=CRC Press|location=Boca Raton|isbn=9780849386718|page=[https://archive.org/details/handbookofinorga0000unse/page/323 323]}}</ref>溴化镨具有潮解性。<ref name="Chem"/>


===化学性质===
===化学性质===
溴化镨、[[氧化镨]]和[[三氧化钼]]在高温反应，可以得到PrBrMoO<sub>4</sub>。<ref>{{cite journal|journal=Zeitschrift für Naturforschung B|volume=68|issue=5-6|issn=1865-7117|date=2013-06-01|pages=616–624|doi=10.5560/znb.2013-3083|url=https://www.degruyter.com/view/journals/znb/68/5-6/article-p616.xml|title=Syntheses and Crystal Structures of the Bromide-derivatized Lanthanoid(III) Ortho-Oxomolybdates(VI) LnBr[MoO4] (Ln = Pr, Nd, Sm, Gd– Lu)|accessdate=2020-05-29|author=Tanja Schustereit, Harald Henning, Thomas Schleid, Ingo Hartenbach|archive-date=2020-08-11|archive-url=https://web.archive.org/web/20200811084851/https://www.degruyter.com/view/journals/znb/68/5-6/article-p616.xml|dead-url=no}}</ref>
溴化镨可以发生如下化学反应：

: PrBr<sub>3</sub> + 3 NaOH → Pr(OH)<sub>3</sub>↓ + 3 NaBr
它和[[镨]]、[[氯化镨]]、[[碳]]在[[钽]]制容器中高温加热，可以得到Pr<sub>6</sub>C<sub>2</sub>Cl<sub>5</sub>Br<sub>5</sub>晶体。<ref>{{cite journal|journal=Zeitschrift für anorganische und allgemeine Chemie|volume=634|issue=9|language=de|date=2008-08|pages=1493–1500|doi=10.1002/zaac.200800026|url=http://doi.wiley.com/10.1002/zaac.200800026|title=Pr6C2-Doppeltetraeder in Pr6C2Cl10 und Pr6C2Cl5Br5|accessdate=2020-05-29|author=Manuel C. Schaloske, Hansjürgen Mattausch, Lorenz Kienle, Arndt Simon}}</ref>
: 2 PrBr<sub>3</sub> + 3 Cl<sub>2</sub> → 2 PrCl<sub>3</sub> + 3 Br<sub>2</sub>

==参考文献==
==参考文献==
{{reflist}}
{{reflist}}

2022年8月8日 (一) 15:52的最新版本

溴化镨
IUPAC名
Tribromopraseodymium
系统名
Praseodymium(III) bromide
识别
CAS号 13536-53-3  checkY
PubChem 83561
ChemSpider 75391
SMILES
 
  • Br[Pr](Br)Br
InChI
 
  • InChI=1S/3BrH.Pr/h3*1H;/q;;;+3/p-3
InChIKey PLKCYEBERAEWDR-UHFFFAOYSA-K
EINECS 236-893-0
性质
化学式 PrBr3
摩尔质量 380.62 g·mol⁻¹
外观 绿色晶体
密度 5.28 g/cm3
熔点 691 °C（964 K）[1]
沸点 1547 °C（1820 K）
结构
晶体结构 Tricapped trigonal prismatic
配位几何 9
危险性
GHS危险性符号
《全球化学品统一分类和标签制度》（简称“GHS”）中有害物质的标签图案
GHS提示词 警告
H-术语 H315, H319
P-术语 P261, P280, P305+351+338
主要危害 Irritation
相关物质
其他阴离子 三氟化镨、氯化镨、碘化镨
其他阳离子 溴化铈、溴化钕、三溴化镤
若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。

溴化镨是一种无机化合物，化学式为PrBr3。[1][2]

制备

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溴化镨可由氧化镨在碳的存在下和四溴化碳反应得到。[3]

性质

[编辑]

外观

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溴化镨在室温下是绿色固体。[1][4]

物理性质

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溴化镨的分子量为380.62 g/mol，[1][2][5][6]密度为5.28 g/cm3。[7][6]溴化镨具有潮解性。[5]

化学性质

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溴化镨、氧化镨和三氧化钼在高温反应，可以得到PrBrMoO4。[8]

它和镨、氯化镨、碳在钽制容器中高温加热，可以得到Pr6C2Cl5Br5晶体。[9]

参考文献

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  1. ^ 1.0 1.1 1.2 1.3 Elements, American. Praseodymium Bromide. American Elements. [20 December 2016]. （原始内容存档于2020-08-25）. 
  2. ^ 2.0 2.1 Praseodymium bromide Br3Pr - PubChem. pubchem.ncbi.nlm.nih.gov. [20 December 2016]. （原始内容存档于2020-08-25）. 
  3. ^ Borisov, G. K.; Krasnova, S. G.; Khrenova, R. I. Preparation of anhydrous bromides of some lanthanides. Zhurnal Neorganicheskoi Khimii, 1971. 16 (11): 2899-2901.
  4. ^ Winter, Mark. Praseodymium»praseodymium tribromide [WebElements Periodic Table]. www.webelements.com. [20 December 2016]. （原始内容存档于2020-08-11）. 
  5. ^ 5.0 5.1 Chambers, Michael. ChemIDplus - 0013536533 - PLKCYEBERAEWDR-UHFFFAOYSA-K - Praseodymium bromide (PrBr3) - Similar structures search, synonyms, formulas, resource links, and other chemical information.. chem.nlm.nih.gov. [20 December 2016]. （原始内容存档于2020-08-11）. 
  6. ^ 6.0 6.1 Phillips, edited by Dale L. Perry, Sidney L. Handbook of inorganic compounds. Boca Raton: CRC Press. 1995: 323. ISBN 9780849386718. 
  7. ^ Information on praseodymium bromide: Etacude.com. chemicals.etacude.com. [20 December 2016]. （原始内容存档于2013-09-04）. 
  8. ^ Tanja Schustereit, Harald Henning, Thomas Schleid, Ingo Hartenbach. Syntheses and Crystal Structures of the Bromide-derivatized Lanthanoid(III) Ortho-Oxomolybdates(VI) LnBr[MoO4] (Ln = Pr, Nd, Sm, Gd– Lu). Zeitschrift für Naturforschung B. 2013-06-01, 68 (5-6): 616–624 [2020-05-29]. ISSN 1865-7117. doi:10.5560/znb.2013-3083. （原始内容存档于2020-08-11）. 
  9. ^ Manuel C. Schaloske, Hansjürgen Mattausch, Lorenz Kienle, Arndt Simon. Pr6C2-Doppeltetraeder in Pr6C2Cl10 und Pr6C2Cl5Br5. Zeitschrift für anorganische und allgemeine Chemie. 2008-08, 634 (9): 1493–1500 [2020-05-29]. doi:10.1002/zaac.200800026 （德语）. 
检索自“https://zh.wikipedia.org/zhwiki/w/index.php?title=溴化镨&oldid=73124954”