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P   -   Phosphprus (15/30.9738)

Material List
  • Naturally occurring isotopes: 31
  • Density: 1.828(white), 2.34(red), 2.699(black) (all at 293.15K) g/cm3
  • Melting point: 44.1 (white) oC
  • Boiling point: 280.3 (white) oC
  • Latent heat of fusion: 20.28 (white) J/g
  • Specific heat: 0.7697 (white) J/g/K (at room temp.)
  • Coefficient of lineal thermal expansion: 1.25E-04 cm/cm/K (at room temp.)
  • Thermal conductivity: 2.36E-03 (white) W/cm/K (at room temp.)
  • Electrical resistivity: 1.00E+11 (white) hm-cm (at room temp.)
  • lonization potential (1st): 10.486 eV
  • Electronic work function Φ:
  • Oxidation potentials: P + 2H2O → H3PO2 + H+ + e = 0.508 V
  • Chemical valence: -3 3 5
  • Electrochemical equivalents: 0.23113 g/amp-hr
  • lonic radius: 0.38 angstrom
  • Valence electron potential: 190 -eV
  • Principal quantum number: 3
  • Principal electron shells: K L M
  • Electronic configuration: 1s2 2s2 2p6 3s2 3p3
  • Valence electrons: 3s2 3p3
  • Crystal form: Cubic
  • Half life:
  • Cross section σ: 0.19 barns
  • Vapor pressure: Pa (at melting point)