七磷化三銫

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七磷化三銫
識別
CAS號 86096-81-3  checkY
性質
化學式 Cs3P7
摩爾質量 615.53 g·mol−1
若非註明,所有數據均出自標準狀態(25 ℃,100 kPa)下。

七磷化三銫是一種無機化合物,化學式為Cs3P7,α晶型的化合物由籠狀的P73−陰離子和Cs+構成。[1]它可由紅磷按化學計量比在高溫反應製得。[2]緩慢降溫可以得到亮黃色的α型晶體,淬火則得到橙黃色的β型晶體。[3]它在液氨中結晶,可以得到Cs3P7·3NH3[4]

參考文獻

  1. ^ 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.
  2. ^ 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
  3. ^ 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.
  4. ^ 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