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Rh   -   Rhodium (45/102.906)

Material List
  • Naturally occurring isotopes: 103
  • Density: 12.41 (293.15K) g/cm3
  • Melting point: 1966 ± 3 oC
  • Boiling point: 3727 ± 100 oC
  • Latent heat of fusion: 211.6 J/g
  • Specific heat: 0.24 J/g/K (at room temp.)
  • Coefficient of lineal thermal expansion: 8.30E-06 cm/cm/K (at room temp.)
  • Thermal conductivity: 1.50E+00 W/cm/K (at room temp.)
  • Electrical resistivity: 4.51E-06 hm-cm (at room temp.)
  • lonization potential (1st): 7.46 eV
  • Electronic work function Φ: 4.98
  • Oxidation potentials: Rh → Rh3+ + 3e = -0.80 V
  • Chemical valence: 2 3 4 5 6
  • Electrochemical equivalents: 1.2798 g/amp-hr
  • lonic radius: 0.68 angstrom
  • Valence electron potential: 64 -eV
  • Principal quantum number: 5
  • Principal electron shells: K L M N O
  • Electronic configuration: 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d8 5s1
  • Valence electrons: 4d8 5s1
  • Crystal form: FCC
  • Half life:
  • Cross section σ: 150 ± 5 barns
  • Vapor pressure: 6.33E-01 Pa (at melting point)