Strontium
| Basic Information | Crystal Structure | Isotope | Facts | Related Links |
| Symbol: | Sr |
| Atomic Number: | 38 |
| Atomic weight: | 87.62u |
| Melting Point: | 1041K |
| Boiling Point: | 1650K |
| Number of Protons/Electrons: | 38 |
| Number of Neutrons: | 50 |
| Classification: | Alkaline Earth Metal |
| Crystal Structure: | Face Centered Cubic |
| Density at 293 K: | 2.6g/mL |
| Color: | yellowish |
| Bonding radius: | 1.91A |
| Atomic radius: | 2.45A |
| Ionization Potential: | 5.695V |
| Electronegativity: | 0.95 |
| Heat of vaporization: | 144kJ/mol |
| Heat of fusion: | 8.3kJ/mol |
| Specific heat: | 0.3J/gK |
| Electron configuration: | [Kr]5s2 |
Crystal Structure
| Isotope | Half Life |
| Sr82 | 25.36 days |
| Sr83 | 1.35 days |
| Sr84 | Stable |
| Sr85 | 64.84 days |
| Sr85m | 1.27 hours |
| Sr86 | Stable |
| Sr87 | Stable |
| Sr87m | 2.8 hours |
| Sr88 | Stable |
| Sr89 | 50.52 days |
| Sr90 | 29.1 years |
| Sr91 | 9.5 hours |
| Sr92 | 2.71 hours |
| Sr93 | 7.4 minutes |
| Date of Discovery: | 1790 |
| Discoverer: | A. Crawford |
| Uses: | flares, fireworks, crimson color |
| Obtained From: | celestite, strontianite |