main category

 

subordinate category

SEARCH


contents

Nd   -   Neodymium (60/144.24)

Material List
  • Naturally occurring isotopes: 142 144 146 143 145 148 150
  • Density: 7.007 (298.15K) g/cm3
  • Melting point: 1021 oC
  • Boiling point: 3068 oC
  • Latent heat of fusion: 75.47 J/g
  • Specific heat: 0.19 J/g/K (at room temp.)
  • Coefficient of lineal thermal expansion: 8.60E+06 cm/cm/K (at room temp.)
  • Thermal conductivity: 1.65E-01 W/cm/K (at room temp.)
  • Electrical resistivity: 6.40E-05 hm-cm (at room temp.)
  • lonization potential (1st): 5.49 eV
  • Electronic work function Φ: 3.2
  • Oxidation potentials: Nd → Nd3+ + 3e = 2.431 V
  • Chemical valence: 2 3
  • Electrochemical equivalents: 1.7939 g/amp-hr
  • lonic radius: 0.995 angstrom
  • Valence electron potential: 43.4 -eV
  • Principal quantum number: 6
  • Principal electron shells: K L M N O P
  • Electronic configuration: 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 4f4 5s2 5p6 6s2
  • Valence electrons: 4f4 6s2
  • Crystal form: HCP
  • Half life:
  • Cross section σ: 49 ± 2 barns
  • Vapor pressure: 6.03E-03 Pa (at melting point)