溴酸盐

溴酸盐溴酸形成的类,含有三角锥型的溴酸根离子—BrO3,其中氧化态为+5。溴酸盐(如溴酸钡溴酸银等)都可溶于水,一些碱式盐除外。[1]

溴酸盐
识别
CAS号 15541-45-4  checkY
PubChem 84979
ChemSpider 76658
SMILES
 
  • [O-] [Br+2]([O-])[O-]
ChEBI 29223
性质
化学式 BrO3
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

溴酸盐可由臭氧氧化溴离子得到,净反应为:

Br + O3 → BrO3

阳极二氧化氯等氧化剂氧化溴离子时,都会产生溴酸根离子。

实验室中,溴酸盐可通过将单质溶于氢氧化物浓溶液中制得,如:

Br2 + 2OH → Br + BrO + H2O
3BrO → BrO3+ 2Br

溴酸盐是可能的致癌物质[2][3]

参考资料

  1. Prescott, A.B.; Johnson, O.C. . D. Van Nostrand Company. 1901: 349 [2021-11-27]. (原始内容存档于2021-11-27).
  2. . International Agency for Research on Cancer: Summaries and Evaluations. Canadian Centre for Occupational Health and Safety. [2008-03-09]. (原始内容存档于2017-06-30).
  3. Kurokawa, Yuji. . Environmental Health Perspectives. July 1990, 87: 309–335 [2008-03-09]. doi:10.2307/3431039.
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