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| Content-Length | 6.23 kB |
| Size | 512x512 |
#25 Manganese - rarity ZERO-KELVIN
| 1st ionization energy | 7.434 eV | 0.85% |
|---|---|---|
| appearance | Silvery white metallic | 5.08% |
| atomic mass | 54.938 u | 0.85% |
| atomic number | 25 | 0.85% |
| atomic radius | 197 picometers (van der Waals radius) | 1.69% |
| boiling point | 2334 K or 2061 °C or 3742 °F | 0.85% |
| cas number | 7439-96-5 | 0.85% |
| cas number of (cl2) | - | 99.15% |
| category | Transition metals | 25.42% |
| crystal structure | BCC (Body centered cubic) | 7.63% |
| density | 7.47 g/cm3 | 0.85% |
| electronegativity | 1.55 (Pauling scale) | 0.85% |
| electronic configuration | [Ar] 3d5 4s2 | 0.85% |
| electrons | 25 | 0.85% |
| electrons arrangement | 2, 8, 13, 2 | 0.85% |
| main isotopes | 55Mn | 0.85% |
| melting point | 1519 K or 1246 °C or 2275 °F | 0.85% |
| neutrons | 30 | 1.69% |
| position | Group: 7, Period: 4, Block: d | 0.85% |
| rarity | ZERO-KELVIN | 33.33% |
| state | Solid | 72.88% |
| sublimation point | - | 99.15% |
| symbol | Mn | 0.85% |
| valence electrons | - | 61.02% |
| who discovered | Carl Wilhelm Scheele in 1774 | 1.69% |
Total Rarity Score: 1873.74
Rarity: #74/354