磷酸钷
| 磷酸钷 | ||
|---|---|---|
| ||
| 英文名 | promethium(III) phosphate | |
| 识别 | ||
| CAS号 | 14014-68-7 
| |
| 性质 | ||
| 化学式 | PmPO4 | |
| 摩尔质量 | 241.89 g·mol⁻¹ | |
| 外观 | 浅紫色固体（水合） 石榴红色固体（无水）[1] | |
| 溶解性（水） | 难溶 | |
| 若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。 | ||
磷酸钷是一种无机化合物，化学式为PmPO4，有放射性。其水合物可由可溶性钷盐和磷酸氢二铵在pH 3~4之间沉淀得到（或由水热反应制得[2]），960 °C灼烧水合物可以得到无水物。[1]它的标准生成焓为−464 kcal/mol。[3]
参考文献
[编辑]- ^ 1.0 1.1 F. Weigel, V. Scherer, H. Henschel. Unit Cells of the Monazite-Type Rare-Earth Phosphates. Journal of the American Ceramic Society. 1965-07, 48 (7): 383–384 [2021-01-16]. ISSN 0002-7820. doi:10.1111/j.1151-2916.1965.tb14768.x （英语）.
- ^ Nicolas Clavier, Nicolas Dacheux, Gilles Wallez, Michel Quarton. Hydrothermal Methods as a New Way of Actinide Phosphate Preparation. MRS Proceedings. 2006, 985 [2021-01-16]. ISSN 0272-9172. doi:10.1557/PROC-985-0985-NN04-08 （英语）.
- ^ Marinova, L. A.; Yaglov, V. N. Thermodynamic characteristics of phosphates of lanthanides. Zhurnal Fizicheskoi Khimii, 1976. 50 (3): 802. ISSN: 0044-4537.
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