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Be   -   Beryllium (4/9.01218)

Material List
  • Naturally occurring isotopes: 9
  • Density: 1.848 (293.15K) g/cm3
  • Melting point: 1278 ± 5 oC
  • Boiling point: 2970 oC
  • Latent heat of fusion: 1301 J/g
  • Specific heat: 1.82 J/g/K (at room temp.)
  • Coefficient of lineal thermal expansion: 1.16E-05 cm/cm/K (at room temp.)
  • Thermal conductivity: 2.01E+00 W/cm/K (at room temp.)
  • Electrical resistivity: 4.00E-06 hm-cm (at room temp.)
  • lonization potential (1st): 9.322 eV
  • Electronic work function Φ: 4.98
  • Oxidation potentials: Be → Be2+ + 2e = 1.85 V
  • Chemical valence: 2
  • Electrochemical equivalents: 0.16812 g/amp-hr
  • lonic radius: 0.35 angstrom
  • Valence electron potential: 82 -eV
  • Principal quantum number: 2
  • Principal electron shells: K L
  • Electronic configuration: 1s2 2s2
  • Valence electrons: 2s2
  • Crystal form: HCP
  • Half life:
  • Cross section σ: 9.2 ± 0.5 m barns
  • Vapor pressure: 4.18E+01 Pa (at melting point)