| Yttrium ✕ | |
|---|---|
| Symbol | Y |
| Atomic number | 39 |
| Chemical property | Transition metal |
| Origin o the name | Ytterby, Sweden |
| Group | 3 |
| Period | 5 |
| Atomic weight (u) | 88.90584 |
| Atomic weight uncertainty (u) | 0.00002 |
| Density (g/cm³) | 4.469 |
| Melting point (K) | 1799 |
| Boiling point (K) | 3609 |
| Heat capacity (J/(g·K)) | 0.298 |
| Electro-negativity | 1.22 |
| Abundance in earth's crust (mg/kg) | 33 |