| Content-Type | image/png |
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| Content-Length | 5.56 kB |
| Size | 512x512 |
#15 Phosphorus - rarity ZERO-KELVIN
| 1st ionization energy | 10.487 eV | 0.85% |
|---|---|---|
| appearance | Waxy white or yellow, Red, Violet, Metallic color | 0.85% |
| atomic mass | 30.974 u | 0.85% |
| atomic number | 15 | 0.85% |
| atomic radius | 180 picometers (van der Waals radius) | 1.69% |
| boiling point | 553.7 K or 280.5 °C or 536.9 °F | 0.85% |
| cas number | 12185-10-3 (white phosphorus)7723-14-0 (red phosphorus) | 0.85% |
| cas number of (cl2) | - | 99.15% |
| category | Pnictogens | 3.39% |
| crystal structure | Orthorhombic | 6.78% |
| density | 1.823 g/cm3 | 0.85% |
| electronegativity | 2.19 (Pauling scale) | 0.85% |
| electronic configuration | [Ne] 3s2 3p3 | 0.85% |
| electrons | 15 | 0.85% |
| electrons arrangement | 2, 8, 5 | 0.85% |
| main isotopes | 31P | 0.85% |
| melting point | 317.3 K or 44.15 °C or 111.5 °F | 0.85% |
| neutrons | 16 | 1.69% |
| position | Group: 15, Period: 3, Block: p | 0.85% |
| rarity | ZERO-KELVIN | 33.33% |
| state | Solid | 72.88% |
| sublimation point | - | 99.15% |
| symbol | P | 0.85% |
| valence electrons | 5 | 5.08% |
| who discovered | Hennig Brand in 1669 | 0.85% |
Total Rarity Score: 2076.31
Rarity: #28/354