eFunda: General Information on Element Magnesium
engineering fundamentals Element Information: Magnesium
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Magnesium
 
12
Mg
24.305
 Atomic Number 12
Atomic Weight 24.305
Electron Config. 2-2-6-2
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 1740 kg/m3 Solid  298.15  0 
Modulus of Elasticity 41.369 GPa Solid  0   
Poisson Ratio 0.29 Solid     
Thermal Expansion Coefficient 2.480 × 10-5 /K Solid  298.15  

Electrical Properties Conditions
Temp. (K) Note
Electrical Resistivity 4.450 × 10-8 W-m 293.15  

Thermal Properties Conditions
Temp. (K) Pressure (Pa)
Melting Temperature 923.15 K   101325 
Boiling Temperature 1363.15 K   101325 
Critical Temperature 3850 K    
Fusion Enthalpy 349 J/g 0  101325 
Heat Capacity 1023 J/kg-K 298.15 more... 100000 
Thermal Conductivity 156 W/m-K 300 more... 101325 

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