铬橙
铬橙 | |
---|---|
![]() | |
别名 | 碱式铬酸铅 |
识别 | |
CAS号 | 18454-12-1 ![]() |
PubChem | 29078 |
性质 | |
化学式 | Pb2OCrO4 |
摩尔质量 | 546.39 g·mol⁻¹ |
外观 | 橙红色固体 |
密度 | 6.63 g·cm−3[1] |
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
铬橙或碱式铬酸铅是一种无机颜料,由铅、氧和铬酸根组成,化学组成为PbCrO4·PbO,或表示为Pb2CrO5。
合成与应用
[编辑]铬橙铅(II)盐碱性的铬酸盐溶液混合可制得铬橙,或者用强碱处理铬黄(PbCrO4)也可得到。[2]
铬橙在过去用于绘画颜料。
![](https://upload.wikimedia.org/wikipedia/commons/thumb/b/bf/Chromorange_2.jpg/220px-Chromorange_2.jpg)
![](https://upload.wikimedia.org/wikipedia/commons/thumb/8/8d/Flaming_June%2C_by_Frederic_Lord_Leighton_%281830-1896%29.jpg/220px-Flaming_June%2C_by_Frederic_Lord_Leighton_%281830-1896%29.jpg)
参考资料
[编辑]- ^ "Hazardous Substances Data Bank" data were obtained from the National Library of Medicine (US). Retrieved from SciFinder. [2022-3-15].
- ^ Völz, Hans G. et al. "Pigments, Inorganic" in Ullmann's Encyclopedia of Industrial Chemistry, 2006 Wiley-VCH, Weinheim. doi:10.1002/14356007.a20_243.pub2.
- ^ Color in the Making. London, UK: Black Dog Publishing. 2013: 104. ISBN 9781907317958.
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