Bromine
Electron Configuration: 2,8,18,7
Enthalpy of Fusion (kJ mol-1): 10.8
Enthalpy of Vaporisation (kJ mol-1): 30.5
Atomic Radii
Atomic Radius 115 pm
Bohr Radius 94 pm
Covalent Radius 114 pm
Van der Waals 185 pm
Oxidation States
Main Br-1, Br+5
Other Br+1, Br+3, Br+4, Br+7
Ionisation Energies (kJ mol-1) show graph
M - M+ 1139.9
M+ - M2+ 2104
M2+ - M3+ 3500
M3+ - M4+ 4560
M4+ - M5+ 5760
M5+ - M6+ 8550
M6+ - M7+ 9940
M7+ - M8+ 18600
M8+ - M9+ 23900
M9+ - M10+ 28100
Covalent Bonds (kJ mol-1)
Br-H 366
Br-C 286
Br-O 234
Br-F 285
Br-Br 193
Br-B 410
Br-Si 310
Br-P 264