Nickel
Electron Configuration: 2,8,16,2
Enthalpy of Fusion (kJ mol-1): 17.6
Enthalpy of Vaporisation (kJ mol-1): 374.8
Atomic Radii
Atomic Radius 135 pm
Bohr Radius 149 pm
Covalent Radius 121 pm
Van der Waals 163 pm
Oxidation States
Main Ni+2
Other Ni-1, Ni0, Ni+1, Ni+3, Ni+4, Ni+6
Ionisation Energies (kJ mol-1) show graph
M - M+ 736.7
M+ - M2+ 1735.0
M2+ - M3+ 3393
M3+ - M4+ 5300
M4+ - M5+ 7280
M5+ - M6+ 10400
M6+ - M7+ 12800
M7+ - M8+ 15600
M8+ - M9+ 18600
M9+ - M10+ 21660