Cesium
| Atomic number: |
55 |
|
Atomic weight: |
132.90543 |
|
| Shells: |
2,8,18,18,8,1 |
|
Orbitals: |
[Xe] 6s1 |
|
| Melting point: |
28.4°C |
|
Boiling point: |
669.3°C |
|
| Covalent radius: |
2.35 |
Å |
Atomic volume: |
71.07 |
cm³/mol |
| Atomic radius: |
3.34 |
Å |
Ionic radius: |
1.74 (+1) |
Å |
| Electronegativity: |
0.79 |
|
Oxidation states: |
|
|
| 1st ionization pot.: |
3.8939 |
V |
2nd ionization pot.: |
25.10 |
V |
| 3rd ionization pot.: |
-- |
V |
Specific heat: |
0.24 |
J/gK |
| Heat of fusion: |
2.092 |
kJ/mol |
Heat of vapor.: |
67.740 |
kJ/mol |
| Thermal conduct.: |
0.359 |
W/cmK |
Electrical conduct.: |
0.0489 |
10^6/cm ohm |
| Density: |
1.873 |
g/cm³ |
Valence: |
1 |
|
