Rhenium
Electron Configuration: 2,8,18,32,13,2
Enthalpy of Fusion (kJ mol-1): 33.1
Enthalpy of Vaporisation (kJ mol-1): 704.25
Atomic Radii
Atomic Radius 135 pm
Bohr Radius 188 pm
Covalent Radius 159 pm
Van der Waals 0 pm
Oxidation States
Main Re+3, Re+4, Re+5
Other Re-3, Re-1, Re0, Re+1, Re+2, Re+6, Re+7
Ionisation Energies (kJ mol-1) show graph
M - M+ 760
M+ - M2+ 1260
M2+ - M3+ 2510
M3+ - M4+ 3640
M4+ - M5+ 4900
M5+ - M6+ 6300
M6+ - M7+ 7600