Br
Bromine
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Br |
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Bromine |
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| Atomic number | 35 |
| Atomic weight | 79.904 |
| Orbital electronic configuration | (Ar)3d104s24p5 |
| First ionization energy (eV) | 11.814 |
| Second ionization energy (eV) | 21.6 |
| Third ionization energy (eV) | 35.9 |
| Electronegativity (Pauling) | 2.96 |
| Atomic radius (Å) | 1.12 |
| Bonding radius (Å) | 1.14 |
| Oxidation states | ±1, 5 |
Properties |
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| Density (g/ml) | 3.12 |
| Melting point (K) | 265.90 |
| Boiling point (K) | 332.25 |
| Heat of vaporization (kJ/mol) | 15.438 |
| Heat of fusion (kJ/mol) | 5.286 |
| Specific heat capacity (Jg-1K-1) | 0.473 |
| Crystal structure | cubic |