Compare Element Properties
| Property | Cs Cesium | ? N/A |
|---|---|---|
| Atomic number | 55 | N/A |
| Symbol | Cs | N/A |
| Name | Cesium | N/A |
| Category | alkali-metal | N/A |
| Standard Atomic Weight | 132.905452 u | N/A |
| Period | 6 | N/A |
| Group | 1 | N/A |
| Block | s | N/A |
| Phase at STP | solid | N/A |
| Electron configuration | [Xe]6s1 | N/A |
| Oxidation states | [-1, 1] | N/A |
| Electronegativity (Pauling) | 0.79 | N/A |
| Electron affinity | 0.4716 eV | N/A |
| Density | 1930 kg/m³ | N/A |
| Melting point | 28.44 °C | N/A |
| Boiling point | 670.85 °C | N/A |
| Discovery year | 1860 | N/A |