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#54 Xenon - rarity BROWNIAN-MANIACS
| 1st ionization energy | 12.130 eV | 0.85% |
|---|---|---|
| appearance | Colorless gas | 7.63% |
| atomic mass | 131.29 u | 0.85% |
| atomic number | 54 | 0.85% |
| atomic radius | 216 picometers (van der Waals radius) | 3.39% |
| boiling point | 165 K or -108 °C or -162.5 °F | 0.85% |
| cas number | 7440-63-3 | 0.85% |
| cas number of (cl2) | - | 99.15% |
| category | Noble gases | 5.08% |
| crystal structure | FCC (Face centered cubic) | 11.02% |
| density | 5.9 g/L | 0.85% |
| electronegativity | - | 21.19% |
| electronic configuration | [Kr] 4d10 5s2 5p6 | 0.85% |
| electrons | 54 | 0.85% |
| electrons arrangement | 2, 8, 18, 18, 8 | 0.85% |
| main isotopes | 129Xe (26.4%) and 132Xe (26.9%) | 0.85% |
| melting point | 161.4 K or -111.7 °C or -169.1 °F | 0.85% |
| neutrons | 77 | 0.85% |
| position | Group: 18, Period: 5, Block: p | 0.85% |
| rarity | BROWNIAN-MANIACS | 33.33% |
| state | Gas | 9.32% |
| sublimation point | - | 99.15% |
| symbol | Xe | 0.85% |
| valence electrons | 8 | 4.24% |
| who discovered | William Ramsey and Morris Travers (in 1898) | 1.69% |
Total Rarity Score: 1826.42
Rarity: #79/354