| Strontium ✕ | |
|---|---|
| Symbol | Sr |
| Atomic number | 38 |
| Chemical property | Alkaline earth metal |
| Origin o the name | Strontian, a small town in Scotland |
| Group | 2 |
| Period | 5 |
| Atomic weight (u) | 87.62 |
| Atomic weight uncertainty (u) | 0.01 |
| Density (g/cm³) | 2.64 |
| Melting point (K) | 1050 |
| Boiling point (K) | 1655 |
| Heat capacity (J/(g·K)) | 0.301 |
| Electro-negativity | 0.95 |
| Abundance in earth's crust (mg/kg) | 370 |