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硒化鈉

硒化鈉
硒化鈉
IUPAC名
sodium selenide
识别
CAS号 1313-85-5  checkY
InChI
 
  • 1S/2Na.Se/q2*+1;-2
EINECS 215-212-0
ChEBI 77773
性质
化学式 Na2Se
摩尔质量 124.94 g·mol⁻¹
外观 無定形固體
密度 2.62 g cm−3[1][2]
熔点 >875 °C
溶解性 水解
相关物质
其他阴离子 氧化鈉
硫化鈉
碲化鈉
釙化鈉
其他阳离子 硒化鋰硒化鉀硒化銣硒化銫
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

硒化鈉是一種無機化合物,由,為一種氫硒酸鹽,其化學式為Na2Se。

制備

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可用硫化鈉的制法,因為它們都是同族化物,具有類似性質,可由中或的存在下于四氢呋喃中反应即生成硒化钠。[3]

2Na + Se → Na2Se

晶體結構

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硒化鈉晶體結構為反螢石型結構,和其他鹼金屬硒化物類似,空間群為,每單位晶胞有4個單位[2]

參考文獻

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  1. ^ David R. Lide (编). CRC Handbook of Chemistry and Physics 90th. ISBN 9781420090840. 
  2. ^ 2.0 2.1 Jean D'Ans, Ellen Lax: Taschenbuch für Chemiker und Physiker. 3. Elemente, anorganische Verbindungen und Materialien, Minerale, Band 3. 4. Auflage, Springer, 1997, ISBN 978-3-540-60035-0, S. 692 (《硒化鈉》在Google Books的內容。).
  3. ^ J.-H. So and P. Boudjouk. N. G. Russell , 编. Hexamethyldisilathiane. Inorganic Syntheses. 1992. doi:10.1002/9780470132609.ch11. 
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硒化鈉
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