Bromine
Elemental State Br2
Electron Configuration 1s22s22p63s23p63d104s24p5
First Ionization Potential 11.814 eV
Electron Affinity 3.364 eV
Z* 9.028 (Clementi-Raimondi)
Pauling Electronegativity 2.96
Covalent Radius 1.14 Å
Metallic Radius  
Ionic Radius 1.82 Å Br coordination number = 6
van der Waal's Radius 1.85 Å
Melting Point –7.2 oC
Boiling Point 58.78 oC
Density 3.12 g/cm3
Other Properties