| Z | 55 |
|---|---|
| Symbol | Cs |
| Name | Caesium |
| Name variant | Cesium |
| Group | 1 |
| Period | 6 |
| Atomic mass Scalar | 132.9054519 |
| Density Scalar | 1873 |
| Melting point Scalar | 301.7 |
| Boiling point Scalar | 944 |
| Specific heat capacity Scalar | 0.242 |
| Electronegativity Scalar | 0.79 |
| Abundance | 3 |
| Ionisation energy Scalar | 3.8939 |
| Atomic radius Scalar | 260 |
| Electron configuration | [Xe] 6s1 |
| Top neighbor | Rb |
| Right Neighbor | Ba |
| Bottom neighbor | Fr |
| German name | Cäsium |
| German name variant | Zäsium, Caesium |
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