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Atomic Number 58
Atomic Weight 140.115
Electron Config. 2-2-6-2-6-10-2-6-10-1-2-6-1-0-2
Electron configuration order: 1s-2s-2p-3s-3p-3d-4s-4p-4d-4f-5s-5p-5d-5f-6s-6p-6d-7s

Mechanical Properties Conditions
Phase Temp. (K) Pressure (Pa)
Density 8160 kg/m3 Solid  298.15 
Modulus of Elasticity 41.369 GPa Solid  313.15   
Poisson Ratio 0.24 Solid     
Thermal Expansion Coefficient 5.200 /K Solid  298.15  

Electrical Properties Conditions
Temp. (K) Note
Electrical Resistivity 7.500 W-m 298.15  

Thermal Properties Conditions
Temp. (K) Pressure (Pa)
Melting Temperature 1072.15 K   101325 
Boiling Temperature 3697.15 K   101325 
Critical Temperature 9750 K    
Fusion Enthalpy 39 J/g 101325 
Heat Capacity 192 J/kg-K 298.149993896 100000 
Thermal Conductivity 11.3 W/m-K 300 101325