Thermal Properties of Barium and Promethium
Specific Heat
0.20 J/(kg K)
  
30
0.18 J/(kg K)
  
33
Molar Heat Capacity
28.07 J/mol·K
  
12
Not Available
  
Thermal Conductivity
18.40 W/m·K
  
99+
17.90 W/m·K
  
99+
Critical Temperature
Not Available
  
Not Available
  
Thermal Expansion
20.60 µm/(m·K)
  
22
9.00 µm/(m·K)
  
99+
Enthalpy
  
  
Enthalpy of Vaporization
140.00 kJ/mol
  
99+
Not Available
  
Enthalpy of Fusion
7.66 kJ/mol
  
99+
7.50 kJ/mol
  
99+
Enthalpy of Atomization
175.70 kJ/mol
  
99+
310.00 kJ/mol
  
34
Standard Molar Entropy
62.50 J/mol.K
  
20
Not Available