Thermal Properties of Promethium and Aluminium
Specific Heat
0.18 J/(kg K)
  
33
0.90 J/(kg K)
  
5
Molar Heat Capacity
Not Available
  
24.20 J/mol·K
  
99+
Thermal Conductivity
17.90 W/m·K
  
99+
237.00 W/m·K
  
4
Critical Temperature
Not Available
  
Not Available
  
Thermal Expansion
9.00 µm/(m·K)
  
99+
23.10 µm/(m·K)
  
17
Enthalpy
  
  
Enthalpy of Vaporization
Not Available
  
293.70 kJ/mol
  
31
Enthalpy of Fusion
7.50 kJ/mol
  
99+
10.67 kJ/mol
  
35
Enthalpy of Atomization
310.00 kJ/mol
  
34
322.20 kJ/mol
  
31
Standard Molar Entropy
Not Available
  
28.30 J/mol.K
  
99+