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Co
Cobalt
#27 · Transition Metal
| Mass | 58.933 u |
| Density | 8.9 g/cm³ |
| Melting | 1768.0 K |
| Boiling | 3200.0 K |
| Electronegativity | 1.88 |
| Ionization Energy | 760.4 kJ/mol |
| Atomic Radius | 125.0 pm |
| Block | d-block |
| State (RT) | Solid |
| Config | [Ar] 3d7 4s2 |