| Content-Type | image/png |
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| Content-Length | 8.01 kB |
| Size | 512x512 |
#66 Dysprosium - rarity ZERO-KELVIN
| 1st ionization energy | 5.939 eV | 0.85% |
|---|---|---|
| appearance | Silvery white metallic surface | 3.39% |
| atomic mass | 162.50 u | 0.85% |
| atomic number | 66 | 0.85% |
| atomic radius | 229 picometers (van der Waals radius) | 2.54% |
| boiling point | 2840 K or 2562 °C or 4653 °F | 0.85% |
| cas number | 7429-91-6 | 0.85% |
| cas number of (cl2) | - | 99.15% |
| category | Inner transition metals | 23.73% |
| crystal structure | HCP (hexagonal close packed) | 7.63% |
| density | 8.55 g/cm3 | 0.85% |
| electronegativity | - | 21.19% |
| electronic configuration | [Xe] 4f10 6s2 | 0.85% |
| electrons | 66 | 0.85% |
| electrons arrangement | 2, 8, 18, 28, 8, 2 | 0.85% |
| main isotopes | 164Dy | 0.85% |
| melting point | 1680 K or 1407 °C or 2565 °F | 0.85% |
| neutrons | 97 | 0.85% |
| position | Group: lanthanides, Period: 6, Block: f | 6.78% |
| rarity | ZERO-KELVIN | 33.33% |
| state | Solid | 72.88% |
| sublimation point | - | 99.15% |
| symbol | Dy | 0.85% |
| valence electrons | - | 61.02% |
| who discovered | Lecoq de Boisbaudran in 1886 | 0.85% |
Total Rarity Score: 1765.66
Rarity: #84/354