Thermal Properties of Promethium and Palladium
Specific Heat
0.18 J/(kg K)
  
33
0.24 J/(kg K)
  
23
Molar Heat Capacity
Not Available
  
25.98 J/mol·K
  
33
Thermal Conductivity
17.90 W/m·K
  
99+
71.80 W/m·K
  
23
Critical Temperature
Not Available
  
Not Available
  
Thermal Expansion
9.00 µm/(m·K)
  
99+
11.80 µm/(m·K)
  
33
Enthalpy
  
  
Enthalpy of Vaporization
Not Available
  
376.60 kJ/mol
  
19
Enthalpy of Fusion
7.50 kJ/mol
  
99+
16.74 kJ/mol
  
18
Enthalpy of Atomization
310.00 kJ/mol
  
34
393.30 kJ/mol
  
22
Standard Molar Entropy
Not Available
  
37.60 J/mol.K
  
40