Cesium Properties

     

Cesium By Kirchhoff, Gustav & Bunsen, Robert (1860)

NO ATOM
55
NAMA
Cesium
SIMBOL
Cs
BOBOT ATOM
132.90545
BENTUK
Solid
TIPE
Alkali Metal
GRUP
1
GRUP LAMA
IA
PERIOD
6
ELEKTRON CONFIG
[Xe] 6s1
GROUND LEVEL
2S1/2
ENERGI IONISASI
3.8939
TITIK LELEH
28.44
TITIK DIDIH
671
STRUKTUR KRISTAL
BCC
Atomic Radius (display)
(m) 265
Metallic Radius (pm)
265
Covalent radius (pm)
225
Atomic Radius (calculated) (pm)
298
Van der Waals Radius, (pm)
343
Electro-negativity (Pauling)
0.79
Density (g/cm3)
1.879
Electron Affinity (kJ/mol)
45.5
Thermal Conductivity, W/(m K)
36
Electrical Resistivity (Ωm)
0.0000002
CAS NO
CAS7440-46-2
OXIDASI STATE
+1
PENEMU
Kirchhoff, Gustav & Bunsen, Robert
TAHUN
1860