For faster navigation, this Iframe is preloading the Wikiwand page for 硫化銣.

硫化銣

硫化銣
IUPAC名
Rubidium sulfide
识别
CAS号 31083-74-6  checkY
性质
化学式 Rb2S
摩尔质量 203.00 g·mol⁻¹
外观 白色晶体[1]
密度 2.912 g/cm3[2]
熔点 530 °C[3]
溶解性 水解生成硫氫化銣[2]
溶解性(其他溶剂) 可溶于乙醇甘油
结构
晶体结构 立方晶系:反螢石型结构
危险性
警示术语 R:R31, R34
安全术语 S:S26, S45
主要危害 有毒
相关物质
其他阴离子 氧化銣
硒化銣
碲化銣
釙化銣
其他阳离子 硫化鋰硫化鈉硫化钾硫化銫
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

硫化銣是一種無機化合物無機鹽類,其化學式為Rb2S。常溫下為無色易朝解固體,它的性質都與同族硫化物:硫化鋰硫化鈉硫化鉀類似。

制備

[编辑]

可將硫化氫溶解在氫氧化銣水溶液,會先生成硫氫化銣的中間產物,最終會形成硫化銣,即可制備硫化銣。[4][5]

性質

[编辑]

物理性質

[编辑]

硫化銣的晶體結構為立方晶系,它的晶體結構與硫化鋰硫化鈉硫化鉀類似,都為反螢石型結構,其空間群為,晶格參數為 a =765.0 pm,且每單元位晶胞包含4個單元。[2]

化學性質

[编辑]

硫化銣會與氫氣氛围中反應,生成五硫化铷(Rb2S5)。[5][6]

參考文獻

[编辑]
  1. ^ Wilhelm Klemm, Heinrich Sodomann, Paul Langmesser. Beiträge Zur Kenntnis der Alkalimetallchalkogenide. Zeitschrift für anorganische und allgemeine Chemie. 1939-05-05, 241 (2-3): 281–304 [2020-07-04]. doi:10.1002/zaac.19392410216 (英语). 
  2. ^ 2.0 2.1 2.2 Jean D'Ans, Ellen Lax: Taschenbuch für Chemiker und Physiker. 3. Elemente, anorganische Verbindungen und Materialien, Minerale, Band 3. 4. Auflage, Springer, 1997, ISBN 978-3-5406-0035-0, S. 692 (《硫化銣》在Google Books的內容。).
  3. ^ Dale L. Perry, Sidney L. Phillips: Handbook of inorganic compounds. CRC Press, 1995, ISBN 978-0-8493-8671-8, S. 336 (《硫化銣》在Google Books的內容。).
  4. ^ Wilhelm Blitz, Ernst Wilke-Dörfurt: "Über Sulfide des Rubidiums und Cäsiums" in Zeitschr. f. anorg. Chem. 1906. 48, S. 297–317. Volltext
  5. ^ 5.0 5.1 R. Abegg, F. Auerbach: 'Handbuch der anorganischen Chemie'. Verlag S. Hirzel, Bd. 2, 1908. S. 430.Volltext
  6. ^ Wilhelm Blitz, Ernst Wilke-Dörfurt: Ueber die Pentasulfide des Rubidiums und Cäsiums. In Ber. d. dt. chem. Ges. 1905, 38, 1, S. 123–130, doi:10.1002/cber.19050380114.
{{bottomLinkPreText}} {{bottomLinkText}}
硫化銣
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?