Zirconium
| Basic Information | Crystal Structure | Isotope | Facts | Related Links |
| Symbol: | Zr |
| Atomic Number: | 40 |
| Atomic weight: | 91.22u |
| Melting Point: | 2125K |
| Boiling Point: | 4682K |
| Number of Protons/Electrons: | 40 |
| Number of Neutrons: | 51 |
| Classification: | Transition Metal |
| Crystal Structure: | Hexagonal |
| Density at 293 K: | 6.49g/mL |
| Color: | Grayish |
| Bonding radius: | 1.45A |
| Atomic radius: | 2.16A |
| Ionization Potential: | 6.84V |
| Electronegativity: | 1.33 |
| Heat of vaporization: | 590.88kJ/mol |
| Heat of fusion: | 16.9kJ/mol |
| Specific heat: | 0.27J/gK |
| Electron configuration: | [Kr]4d25s2 |
Crystal Structure
| Isotope | Half Life |
| Zn86 | 16.5 hours |
| Zn88 | 83.4 days |
| Zn89 | 3.27 days |
| Zn90 | Stable |
| Zn91 | Stable |
| Zn92 | Stable |
| Zn93 | 1530000years |
| Zn94 | Stable |
| Zn95 | 64.02 days |
| Zn96 | Stable |
| Zn97 | 16.9 hours |
| Date of Discovery: | 1789 |
| Discoverer: | Martin Klaproth |
| Uses: | nuclear applications |
| Obtained From: | zircon, baddeleyite |