| Property | Value |
|---|---|
| Atomic number | 40 |
| Atomic weight | 91.2242 amu |
| Element family | Transition metals |
| Electronic configuration | 1s2 |
| Stable and very long lived isotopes | 90Zr: 51.45%, 91Zr: 11.32%, 92Zr: 17.19%, 94Zr: 17.28% |
| Previous element | Yttrium |
| Next element | Niobium |
| Density | 6.506 g/cm3 (STP) |
| Melting | 1852 °C |
| Boiling | 4377 °C |
| Covalent radius | 1.54 Å |
| Ionic radius | 0.72 Å |
| Metalic radius | 1.6 Å |
| First ionization potential | 6.634 eV |
| Electron affinity | 0.433 eV |
| Electronegativity | 1.33 |
| Discovery year | 1789 |
| Sample reactions |
|---|
| Zr + N2 = ZrN |
| Zr + N2 = Zr3N4 |
| Zr + N = ZrN |
Zirconium is an element number 40 from transition metals family. Its symbol is Zr. Zirconium atomic weight is 91.2242 amu. Zr stable and long lived isotopes are 90Zr: 51.45%, 91Zr: 11.32%, 92Zr: 17.19%, 94Zr: 17.28%. Zirconium electronic configuration is 1s22s22p63s23p63d104s24p65s24d2. Sample compounds that contain Zirconium are ZrO2, ZrSiO4, ZrCl4, ZrI4, Zr(SeO3)2, BaZrO3.
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