七磷化三铯
七磷化三铯是一种无机化合物,化学式为Cs3P7,α晶型的化合物由笼状的P73−阴离子和Cs+构成。[1]它可由铯和红磷按化学计量比在高温反应制得。[2]缓慢降温可以得到亮黄色的α型晶体,淬火则得到橙黄色的β型晶体。[3]它在液氨中结晶,可以得到Cs3P7·3NH3。[4]
七磷化三铯 | |
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识别 | |
CAS号 | 86096-81-3 |
性质 | |
化学式 | Cs3P7 |
摩尔质量 | 615.53 g·mol−1 |
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
参考文献
编辑- ^ Bolduan, F.; Hoenle, W.; Hochheimer, H. D.; Henkel, W. Temperature and High Pressure Raman Study of M3P7 (M = Li, Na, K, Rb, Cs) Compounds. Physica Status Solidi B: Basic Research (1985), 132(1), 41-50. doi:10.1002/pssb.2221320103.
- ^ K. Tentschev; E. Gmelin; W. Hönle (1985). Phase transitions crystalline to plastic-crystalline and the specific heat of M3P7 compounds (M = Li, Na, K, Rb, Cs). Thermochimica Acta, 85, 151–154. doi:10.1016/0040-6031(85)85552-0
- ^ Meyer, Teodoro; Hoenle, Wolfgang; Von Schnering, Hans Georg. Chemistry and structural chemistry of phosphides and polyphosphides. 44. Tricesium heptaphosphide Cs3P7: preparation, structure, and properties. Zeitschrift fuer Anorganische und Allgemeine Chemie (1987), 552, 69-80.
- ^ Nikolaus Korber, Jörg Daniels. Synthesis and Crystal Structure of Tricaesium Heptaphosphide–Ammonia(1/3) Cs3P7·3 NH3. Helvetica. 1996. 79 (8). doi:10.1002/hlca.19960790805