Element Name: Cesium
Atomic No.: 55
State (298 K): solid
Uses: research
Atomic Mass: 132.93
Density: 1.87 g/cm
3
B.P.: 952 K
F.P.: 302 K
Electronic Configuration: 1s
2
2s
2
2p
6
3s
2
3p
6
3d
10
4s
2
4p
6
4d
10
5s
2
5p
6
6s
1
Isotopes:
133
Cs 132.93 g/mol (100.0%)
Electronegativity: 0.79
Radius: 235 pm (covalent)
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