Nd
Neodymium
Z 60 144.242 g/molLanthanide
Nucleus
60 Protons
84 Neutrons
60 Electrons (6 Valence)
Shell distribution: K2 • L8 • M18 • N22 • O8 • P2 • Q0
Electron Configuration
Energy
7p
6d
5f
7s
6p
5d
4f
6s
5p
4d
5s
4p
3d
4s
3p
3s
2p
2s
1s
[Xe]4f46s2
Oxidation States
CommonRare
0
Pick a state to see its ions
Radii
Empirical
185 pm1.85 Å
Calculated
206 pm2.06 Å
Covalent
201±6 pm2.01±0.06 Å
Van der Waals
229 pm2.29 Å
IonicNd3+
98.3 pm0.983 Å
Crystal Structure
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Double hexagonal close-packedStandard state
Pearson symbol
hP4
Space group
P63/mmc No. 194
Density
7.01 g/cm³