Bromine
| Basic Information | Crystal Structure | Isotope | Facts | Related Links |
| Symbol: | Br |
| Atomic Number: | 35 |
| Atomic weight: | 79.904u |
| Melting Point: | 265.9K |
| Boiling Point: | 332.25K |
| Number of Protons/Electrons: | 35 |
| Number of Neutrons: | 45 |
| Classification: | Halogen |
| Crystal Structure: | Orthorhombic |
| Density at 293 K: | 3.12g/mL |
| Color: | Red |
| Bonding radius: | 1.14A |
| Atomic radius: | 1.12A |
| Ionization Potential: | 11.814V |
| Electronegativity: | 2.96 |
| Heat of vaporization: | 15.438kJ/mol |
| Heat of fusion: | 5.286kJ/mol |
| Specific heat: | 0.473J/gK |
| Electron configuration: | [Ar]3d104s24p5 |
Crystal Structure
| Isotope | Half Life |
| Br76 | 16 hours |
| Br77 | 2.4 days |
| Br79 | Stable |
| Br80 | 17.7 minutes |
| Br80m | 4.42 hours |
| Br81 | Stable |
| Br82 | 1.5 days |
| Br83 | 2.4 hours |
| Br84 | 31.8 minutes |
| Br85 | 2.9 minutes |
| Date of Discovery: | 1826 |
| Discoverer: | Antoine J. Balard |
| Uses: | Poisonous |
| Obtained From: | Sea Water |