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六氰合钴(III)酸盐

六氰合钴(III)酸盐
IUPAC名
六氰合钴(III)酸盐
英文名 Cobalticyanide
Hexacyanocobaltate(3-)
Hexacyanocobaltate(III)
别名 钴氰酸盐
识别
CAS号 14897-04-2  checkY
SMILES
 
  • [C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[Co+3]
性质
化学式 [Co(CN)6]3−
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

六氰合钴(III)氰酸盐,又称钴氰酸盐,是三价钴的氰配合物,化学式为[Co(CN)6]3−,其离子具有Oh对称性[1]。它可用于从核废料中移除放射性的同位素。[2]

性质

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钴氰酸盐性质较为稳定,在溶液中和盐酸氢氧化钠和一些氧化剂(如H2O2、Cl2)呈惰性。[3]

在紫外线照射下酸性或中性的水溶液中,该配离子会部分分解,放出氰化氢[4]

参见

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参考文献

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  1. ^ Mitsuru Sano. XANES study at the Co-K absorption edge in a series of cobalt(III) complexes. Inorganic Chemistry. 1988-11, 27 (23): 4249–4253 [2023-03-14]. ISSN 0020-1669. doi:10.1021/ic00296a033. (原始内容存档于2023-03-14) (英语). 
  2. ^ Mekhail, F. M.; Aly, H. F. On the use of hexacyanocobaltates in the separation of caesium from radioactive waste solutions. Czechoslovak Journal of Physics (Springer Science and Business Media LLC). 1999, 49 (S1): 943–950. ISSN 0011-4626. doi:10.1007/s10582-999-1022-3. 
  3. ^ 张青莲 主编. 无机化学丛书 第九卷 锰分族 铁系 铂系. 科学出版社. pp 329-330
  4. ^ 野々村 誠; 高鴨 雅則. 紫外線照射による各種シアン化合物の光分解性. 工業用水. 1997. 469. 16-21. (pdf页面存档备份,存于互联网档案馆))


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六氰合钴(III)酸盐
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