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Atomic Number 17
Atomic Weight 35.4527
Electron Config. 2-2-6-2-5
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 (Cl2) 3.214 kg/m3 Gas  293.15  101325 

Thermal Properties Conditions
Temp. (K) Pressure (Pa)
Melting Temperature (Cl2) 171.65 K   101325 
Boiling Temperature (Cl2) 239.11 K   101325 
Critical Temperature (Cl2) 416.95 K    
Fusion Enthalpy (Cl2) 180.7 J/g 101325 
Vaporization Enthalpy (Cl2) 248.92 J/g 298.15  101325 
Vaporization Enthalpy (Cl2) 287.85 J/g 101325 
Heat Capacity (Cl2) 479 J/kg-K 298.149993896 100000