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Boron
5
B
10.811
Atomic Number 5
Atomic Weight 10.811
Electron Config. 2-2-1
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 2450 kg/m3 Solid  0 
Thermal Expansion Coefficient 8.300 /K Solid  293.15-1023.15  

Electrical Properties Conditions
Temp. (K) Note
Electrical Resistivity 1.800 × 104 W-m 273.15  

Thermal Properties Conditions
Temp. (K) Pressure (Pa)
Melting Temperature 2348.15 K   101325 
Boiling Temperature 4273.15 K   101325 
Critical Temperature 3300 K    
Fusion Enthalpy 1933 J/g 101325 
Vaporization Enthalpy 44399.20 J/g 101325 
Heat Capacity 1026 J/kg-K 298.149993896 more... 100000 
 
Glossary