Thermal Properties of Francium and Actinium
Specific Heat
Not Available
  
0.12 J/(kg K)
  
40
Molar Heat Capacity
Not Available
  
27.20 J/mol·K
  
18
Thermal Conductivity
15.00 W/m·K
  
99+
12.00 W/m·K
  
99+
Critical Temperature
Not Available
  
Not Available
  
Thermal Expansion
Not Available
  
Not Available
  
Enthalpy
  
  
Enthalpy of Atomization
71.00 kJ/mol
  
99+
301.00 kJ/mol
  
36
Standard Molar Entropy
Not Available
  
56.50 J/mol.K
  
25