| Content-Type | image/png |
|---|---|
| Content-Length | 7.85 kB |
| Size | 512x512 |
#60 Neodymium - rarity ZERO-KELVIN
| 1st ionization energy | 5.525 eV | 33.33% |
|---|---|---|
| appearance | Silvery white metallic | 33.33% |
| atomic mass | 144.24 u | 33.33% |
| atomic number | 60 | 33.33% |
| atomic radius | 229 picometers (van der Waals radius) | 33.33% |
| boiling point | 3347 K or 3074 °C or 5565 °F | 33.33% |
| cas number | 7440-00-8 | 33.33% |
| cas number of (cl2) | - | 100% |
| category | Inner transition metals | 66.67% |
| crystal structure | Double hexagonal close packed | 66.67% |
| density | 7.01 g/cm3 | 33.33% |
| electronegativity | 1.14 (Pauling scale) | 33.33% |
| electronic configuration | [Xe] 4f4 6s2 | 33.33% |
| electrons | 60 | 33.33% |
| electrons arrangement | 2, 8, 18, 22, 8, 2 | 33.33% |
| main isotopes | 142Nd | 33.33% |
| melting point | 1297 K or 1024 °C or 1875 °F | 33.33% |
| neutrons | 84 | 33.33% |
| position | Group: lanthanides, Period: 6, Block: f | 33.33% |
| rarity | ZERO-KELVIN | 66.67% |
| state | Solid | 66.67% |
| sublimation point | - | 100% |
| symbol | Nd | 33.33% |
| valence electrons | - | 100% |
| who discovered | Carl Auer von Welsbach in 1885 | 33.33% |
Total Rarity Score: 63
Rarity: #3/3