Periodic Table
60
Nd
144.24
Neodymium
LanthanoidNdFeB — strongest permanent magnets.
Electronic Configuration
[Xe] 4f⁴ 6s²or1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 4f⁴ 6s²
Electron shells
2e⁻n=1
8e⁻n=2
18e⁻n=3
22e⁻n=4
8e⁻n=5
2e⁻n=6
Properties
Atomic number
60
Atomic mass
144.24 u
Category
Lanthanoid
Block / Group / Period
f · — · 6
Valence electrons
2
Oxidation states
+3
Electronegativity
1.14
Atomic radius
206 pm
Ionization energy
533 kJ/mol
Electron affinity
50 kJ/mol
Melting point
1297 K / 1024 °C
Boiling point
3347 K / 3074 °C
Density
7.007 g/cm³
State at 25 °C
solid
Personal Notes
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