Zinc diphosphide

Zinc diphosphide
Identifiers
3D model (JSmol)
ChemSpider
EC Number
  • 234-867-3
  • InChI=1S/P2.Zn/c1-2;/q-2;+2
    Key: WHCVAYNMVBDLCU-UHFFFAOYSA-N
  • [P-]=[P-].[Zn+2]
Properties
ZnP2
Molar mass 127.33 g/mol
Appearance red crystals
Density 3.53 g/cm3
Melting point 1,040 °C (1,900 °F; 1,310 K)
Structure
Tetragonal, tP24
P41212, No. 92[1]
Hazards
GHS labelling:
GHS02: FlammableGHS06: Toxic
Danger
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Zinc diphosphide (ZnP2) is an inorganic chemical compound. It is a red semiconductor solid with a band gap of 2.1 eV.[2] It is one of the two compounds in the zinc-phosphorus system, the other being zinc phosphide (Zn3P2).

  1. ^ Litvinchuk, A. P.; Valakh, M. Ya. (2020). "Raman and infrared phonons in tetragonal ZnP2 and CdP2 crystals: A density functional study". Journal of Physics: Condensed Matter. 32 (44): 445401. Bibcode:2020JPCM...32R5401L. doi:10.1088/1361-648X/aba720. PMID 32679574. S2CID 220629594.
  2. ^ Hegyi, I. J.; Loebner, E. E.; Poor (Jr.), E. W.; White, J. G. (1963). "Two crystal forms of ZnP2, their preparation, structure, and optoelectronic properties". Journal of Physics and Chemistry of Solids. 24 (2): 333–337. Bibcode:1963JPCS...24..333H. doi:10.1016/0022-3697(63)90140-9.