| Property | Value |
|---|---|
| Atomic number | 39 |
| Atomic weight | 88.905852 amu |
| Element family | Transition metals |
| Electronic configuration | 1s2 |
| Stable and very long lived isotopes | 89Y: 100% |
| Previous element | Strontium |
| Next element | Zirconium |
| Density | 4.469 g/cm3 (STP) |
| Melting | 1526 °C |
| Boiling | 3337 °C |
| Covalent radius | 1.63 Å |
| Ionic radius | 0.9 Å |
| Metallic radius | 1.8 Å |
| First ionization potential | 6.218 eV |
| Electron affinity | 0.307 eV |
| Electronegativity | 1.22 |
| Discovery year | 1794 |
Yttrium is an element number 39 from transition metals family. Its symbol is Y. Yttrium atomic weight is 88.905852 amu. Y stable and long lived isotopes are 89Y: 100%. Yttrium electronic configuration is 1s22s22p63s23p63d104s24p65s24d1. Sample compounds that contain Yttrium are Y2O3, YBa2Cu3O7, Y(OH)3, Y3Al5O12, Y(NO3)3.
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