For faster navigation, this Iframe is preloading the Wikiwand page for 四溴化铀.

四溴化铀

四溴化铀
IUPAC名
溴化铀(IV)
识别
CAS号 13470-20-7  checkY
SMILES
 
  • Br[U](Br)(Br)Br
性质
化学式 UBr4
摩尔质量 557.645 g·mol⁻¹
外观 棕色潮解性固体
熔点 519℃[1]
溶解性 易溶
相关物质
其他阴离子 四氟化铀
四氯化铀
四碘化铀
其他阳离子 溴化钕
相关化学品 四氯化碳
三溴化铀
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

四溴化铀是一种无机化合物化学式为UBr4,有放射性。140℃被空气氧化,生成UO2Br2

制备

四溴化铀可用单质直接化合得到,反应温度600~700℃:[2]

U + 2 Br2 → UBr4

也可用三氧化铀四溴化碳在165℃反应得到:[3]

UO3 + 3 CBr4 → UBr4 + 3 COBr2 + Br2

参考资料

  1. ^ 《无机化学丛书》. 第十卷 锕系 锕系后元素. 科学出版社. P133. 溴化铀
  2. ^ Georg Brauer (Hrsg.): Handbuch der Präparativen Anorganischen Chemie. 3., umgearb. Auflage. Band II, Enke, Stuttgart 1978, ISBN 3-432-87813-3, S. 1214.
  3. ^ 《无机化合物制备手册》. 朱文祥 主编. 化学工业出版社. P159~160. 【Ⅲ-283】四溴化铀(uranium tetrabromide)
{{bottomLinkPreText}} {{bottomLinkText}}
四溴化铀
Listen to this article

This browser is not supported by Wikiwand :(
Wikiwand requires a browser with modern capabilities in order to provide you with the best reading experience.
Please download and use one of the following browsers:

This article was just edited, click to reload
This article has been deleted on Wikipedia (Why?)

Back to homepage

Please click Add in the dialog above
Please click Allow in the top-left corner,
then click Install Now in the dialog
Please click Open in the download dialog,
then click Install
Please click the "Downloads" icon in the Safari toolbar, open the first download in the list,
then click Install
{{::$root.activation.text}}

Install Wikiwand

Install on Chrome Install on Firefox
Don't forget to rate us

Tell your friends about Wikiwand!

Gmail Facebook Twitter Link

Enjoying Wikiwand?

Tell your friends and spread the love:
Share on Gmail Share on Facebook Share on Twitter Share on Buffer

Our magic isn't perfect

You can help our automatic cover photo selection by reporting an unsuitable photo.

This photo is visually disturbing This photo is not a good choice

Thank you for helping!


Your input will affect cover photo selection, along with input from other users.

X

Get ready for Wikiwand 2.0 🎉! the new version arrives on September 1st! Don't want to wait?