Caesium phosphide

Caesium phosphide
Identifiers
3D model (JSmol)
  • Cs3P7: [Cs+].[Cs+].[Cs+].[P-]1P2P3[P-]P1[P-]P23
Properties
Cs3P7
Molar mass 615.53268987 g·mol−1
Appearance yellow crystals
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Caesium phosphide refers to any of several inorganic compounds with the formula CsPx. The most studied member is Cs3P7,[1] which forms yellow crystals of tetragonal structure (P41 group),[2] which turn brown when heated to 300 °C, and colorless when cooled with liquid nitrogen.

Structure of the P73- subunit as found in Cs3P7.
  1. ^ Meyer, Teodoro; Hönle, Wolfgang; von Schnering, Hans Georg (1987). "Zur Chemie und Strukturchemie von Phosphiden und Polyphosphiden. 44. Tricäsiumheptaphosphid Cs3P7: Darstellung, Struktur und Eigenschaften". Zeitschrift für Anorganische und Allgemeine Chemie. 552 (9): 69–80. doi:10.1002/zaac.19875520907.
  2. ^ Tilley, Richard J. D. (14 August 2006). Crystals and Crystal Structures. John Wiley & Sons. p. 101. ISBN 978-0-470-02953-4. Retrieved 3 March 2024.