Actinium

Thermodynamic properties


ΔfH°gas (kJ/mol): 406.0 [2]
ΔfH°solid (kJ/mol): 0.0 [2]
ΔfH°fusion (kJ/mol): 10.5 (Approximately) [1]
ΔfH°vaporization (kJ/mol): 293 (Approximately) [1]
S°gas (J/mol·K): 188.1 [2]
S°solid (J/mol·K): 56.5 [2]
ΔfG°gas (kJ/mol): 366.0 [2]
Cp (gas) (J/mol·K): 20.8 (25 °C) [2]
Cp (solid) (J/mol·K): 27.2 (25 °C) [2]