Oxygen
Electron Configuration: 2,6
Enthalpy of Fusion (kJ mol-1): 0.444
Enthalpy of Vaporisation (kJ mol-1): 6.82
Atomic Radii
Atomic Radius 60 pm
Bohr Radius 48 pm
Covalent Radius 73 pm
Van der Waals 152 pm
Oxidation States
Main O-2
Other O-1, O0, O+1, O+2
Ionisation Energies (kJ mol-1) show graph
M - M+ 1313.9
M+ - M2+ 3388.2
M2+ - M3+ 5300.3
M3+ - M4+ 7469.1
M4+ - M5+ 10989.3
M5+ - M6+ 13326.2
M6+ - M7+ 71333.3
M7+ - M8+ 84076.3
Covalent Bonds (kJ mol-1)
146 O-O
498 O=O
200 O-N
360 O-C
743 O=C