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#60 Neodymium - rarity BROWNIAN-MANIACS
| 1st ionization energy | 5.525 eV | 0.85% |
|---|---|---|
| appearance | Silvery white metallic | 5.08% |
| atomic mass | 144.24 u | 0.85% |
| atomic number | 60 | 0.85% |
| atomic radius | 229 picometers (van der Waals radius) | 2.54% |
| boiling point | 3347 K or 3074 °C or 5565 °F | 0.85% |
| cas number | 7440-00-8 | 0.85% |
| cas number of (cl2) | - | 99.15% |
| category | Inner transition metals | 23.73% |
| crystal structure | Double hexagonal close packed | 5.08% |
| density | 7.01 g/cm3 | 0.85% |
| electronegativity | 1.14 (Pauling scale) | 0.85% |
| electronic configuration | [Xe] 4f4 6s2 | 0.85% |
| electrons | 60 | 0.85% |
| electrons arrangement | 2, 8, 18, 22, 8, 2 | 0.85% |
| main isotopes | 142Nd | 0.85% |
| melting point | 1297 K or 1024 °C or 1875 °F | 0.85% |
| neutrons | 84 | 1.69% |
| position | Group: lanthanides, Period: 6, Block: f | 5.08% |
| rarity | BROWNIAN-MANIACS | 33.33% |
| state | Solid | 72.88% |
| sublimation point | - | 99.15% |
| symbol | Nd | 0.85% |
| valence electrons | - | 61.02% |
| who discovered | Carl Auer von Welsbach in 1885 | 1.69% |
Total Rarity Score: 1762.58
Rarity: #85/354