Magnessium
| Basic Information | Crystal Structure | Isotope | Facts | Related Links |
| Symbol: | Mg |
| Atomic Number: | 12 |
| Atomic weight: | 24.305u |
| Melting Point: | 922K |
| Boiling Point: | 1363K |
| Number of Protons/Electrons: | 12 |
| Number of Neutrons: | 12 |
| Classification: | Alkaline Earth Metal |
| Crystal Structure: | Hexagonal |
| Density | 1.74g/mL |
| Color: | Grayish |
| Bonding radius: | 1.36A |
| Atomic radius: | 1.72A |
| Ionization Potential: | 7.646V |
| Electronegativity: | 1.31 |
| Heat of vaporization: | 127.4kJ/mol |
| Heat of fusion: | 8.954kJ/mol |
| Specific heat: | 1.02J/gK |
| Electron configuration: | [Ne]3s2 |
Crystal Structure
| Isotope | Half Life |
| Mg26 | Stable |
| Mg27 | 9.45 minutes |
| Mg28 | 21hours |
| Date of Discovery: | 1808 |
| Discoverer: | Sir Humphrey Davy |
| Uses: | airplanes, missiles |
| Obtained From: | sea water |