main category

 

subordinate category

SEARCH


contents

Sc   -   Scandium (21/44.9559)

Material List
Sc (9) Sc2O3 (2) ScH2 (1) UO2,Sc2O3 (2)
4 material, 14 document(s) are retrieved.
  • Naturally occurring isotopes: 45
  • Density: 2.989 (298.15K) g/cm3
  • Melting point: 1541 oC
  • Boiling point: 2831 oC
  • Latent heat of fusion: 358.6 J/g
  • Specific heat: 0.568 J/g/K (at room temp.)
  • Coefficient of lineal thermal expansion: 1.20E-05 cm/cm/K (at room temp.)
  • Thermal conductivity: 1.58E-01 W/cm/K (at room temp.)
  • Electrical resistivity: 6.10E-05 hm-cm (at room temp.)
  • lonization potential (1st): 6.54 eV
  • Electronic work function Φ: 3.5
  • Oxidation potentials: Sc → Sc3+ + 3e = 2.077 V
  • Chemical valence: 3
  • Electrochemical equivalents: 0.55914 g/amp-hr
  • lonic radius: 0.745 angstrom
  • Valence electron potential: 58 -eV
  • Principal quantum number: 4
  • Principal electron shells: K L M N
  • Electronic configuration: 1s2 2s2 2p6 3s2 3p6 3d1 4s2
  • Valence electrons: 3d1 4s2
  • Crystal form: HCP
  • Half life:
  • Cross section σ: 25 ± 2 barns
  • Vapor pressure: 2.21E+01 Pa (at melting point)