Cesium
Cesium | |
---|---|
Cs | |
In situ availability: | |
Necessity: | |
Atomic number: | 55 |
Atomic mass: | 132.90545 |
group: | 1 |
period: | 6 |
normal phase: | Solid |
series: | Alkali metals |
density: | 1.93 g/cm3 |
melting point: | 301.59K, 28.44°C, 83.19°F |
boiling point: | 944K, 671°C, 1240°F |
N/A ← Rb → Sr | |
Xe ← Cs → Ba | |
N/A ← Fr → Ra | |
Atomic radius (pm): | 260 |
Bohr radius (pm): | 298 |
Covalent radius (pm): | 225 |
Van der Waals radius (pm): | |
ionic radius (pm): | (+1) 174 |
1st ion potential (eV): | 3.89 |
Electron Configuration | |
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 5s2 5p6 6s1 | |
Electrons Per Shell | |
2, 8, 18, 18, 8, 1 | |
Electronegativity: | 0.79 |
Electron Affinity: | 0.47 |
Oxidation states: | 1 |
Magnetism: | ? |
Crystal structure: | Body centered cubic |
Cesium is a Alkali metal in group 1.
It has a Body centered cubic crystalline structure.
This element has a stable isotope of 133
This article is an automatically generated stub. As such it may contain serious errors.
You can help Lunarpedia by expanding or correcting it. |