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Calcium
20
Ca
40.078
Atomic Number 20
Atomic Weight 40.078
Electron Config. 2-2-6-2-6-0-2
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 1540 kg/m3 Solid  298.15 
Modulus of Elasticity 27.579 GPa Solid  0   
Poisson Ratio 0.31 Solid     
Thermal Expansion Coefficient 2.230 /K Solid  298.15  

Electrical Properties Conditions
Temp. (K) Note
Electrical Resistivity 3.910 W-m 273.15  

Thermal Properties Conditions
Temp. (K) Pressure (Pa)
Melting Temperature 1115.15 K   101325 
Boiling Temperature 1757.15 K   101325 
Critical Temperature 4300 K    
Fusion Enthalpy 213 J/g 101325 
Heat Capacity 647 J/kg-K 298.149993896 more... 100000 
Thermal Conductivity 200 W/m-K 300 101325 
 
Glossary