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亚铬酸亚铁

亚铬酸亚铁
IUPAC名
Iron(2+) chromite
识别
CAS号 1308-31-2  checkY
PubChem 166600
SMILES
 
  • [O-2].[O-2].[O-2].[Cr+3].[Fe+3]
InChI
 
  • 1S/Cr.Fe.3O/q2*+3;3*-2
InChIKey HEQBUZNAOJCRSL-UHFFFAOYSA-N
EINECS 215-159-3
RTECS GB4000000
性质
化学式 FeCr2O4
摩尔质量 223.83 g/mol g·mol⁻¹
外观 棕黑色固体
密度 4.97 g/cm3
熔点 2190-2270 °C(2463-2543 K)
溶解性 不溶性
溶解性 在酸中微溶
折光度n
D
2.16
结构
晶体结构 立方
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

亚铬酸亚铁离子化合物化学式为FeCr2O4

制备

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  • 自然界中存在于铬铁矿,虽然有许多杂质。

物理性质

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黑褐色立方晶体空间群F d3m,其中a = 0.8374 nm,Z = 8。

化学性质

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  • 在不活泼气体保护下,缓慢溶于碱中:
  • 在空气中反应更快:

用途

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作为的来源。[1]

参考文献

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  1. ^ University of Akron Chemical Database. [2013-01-27]. (原始内容存档于2012-12-15). 
  • Редкол.: Зефиров Н.С. и др. (编). Химическая энциклопедия. 5. М.: Большая Российская энциклопедия. 1998: 783. ISBN 5-85270-310-9. 
  • Редкол.: Никольский Б.П. и др. (编). Справочник химика. 2 3-е изд., испр. Л.: Химия. 1971: 1168. 
  • Лидин Р.А. и др. Химические свойства неорганических веществ: Учеб. пособие для вузов 3-е изд., испр. М.: Химия. 2000: 480. ISBN 5-7245-1163-0. 
  • Рипан Р., Четяну И. Неорганическая химия. Химия металлов. 2. М.: Мир. 1972: 871. 
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亚铬酸亚铁
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