Potassium

Thermodynamic properties


ΔfH°gas (kJ/mol): 89.0 (monoatomic) [5]
123.7 (K2) [5]
ΔfH°solid (kJ/mol): 0.0 (monoatomic) [5]
ΔfH°fusion (kJ/mol): 2.32 [5]
ΔfH°vaporization (kJ/mol): 79 [2]
S°gas (J/mol·K): 160.3 (monoatomic) [5]
249.7 (K2) [5]
S°solid (J/mol·K): 64.7 (monoatomic) [5]
ΔfG°gas (kJ/mol): 60.5 (monoatomic) [5]
87.5 (K2) [5]
ΔfG°solid (kJ/mol): 20.8 (25 °C) [5]
37.9 (K2, 25 °C) [5]
Cp (solid) (J/mol·K): 29.600 (25 °C) [5]