Cobalt

Atom properties
Content created by REAL intelligence since 2016


Radii


Van der Waals atomic radius (pm): 192 [10]
Empirical atomic radius (pm): 135 [10]
Covalent atomic radius (pm): low-spin: 126(3) [10]
high-spin: 150(7) [10]
Ionic radius (Å): Co(IV): 0.53 (6-coordinate) [1]
Co(III): 0.545 (6-coordinate, low-spin) [1]
Co(III): 0.61 (6-coordinate, high-spin) [1]
Co(II): 0.65 (6-coordinate, low-spin) [1]
Co(II): 0.745 (6-coordinate, high-spin) [1]


Electronegativity


Pauling Scale: 1.88 [10]
Allen Scale: 1.84 [10]


Electron binding forces


Electron Affinity (eV): 0.661 [10]
Ionization Energy (eV): 7.881 [10]


Electron configuration


Ground state: 1s2-2s2-2p6-3s2-3p6-3d7-4s1 [10]