Thermal Properties of Erbium and Promethium
Specific Heat
0.17 J/(kg K)
  
34
0.18 J/(kg K)
  
33
Molar Heat Capacity
28.12 J/mol·K
  
11
Not Available
  
Thermal Conductivity
14.50 W/m·K
  
99+
17.90 W/m·K
  
99+
Critical Temperature
Not Available
  
Not Available
  
Thermal Expansion
12.20 µm/(m·K)
  
31
9.00 µm/(m·K)
  
99+
Enthalpy
  
  
Enthalpy of Vaporization
261.00 kJ/mol
  
35
Not Available
  
Enthalpy of Fusion
17.20 kJ/mol
  
15
7.50 kJ/mol
  
99+
Enthalpy of Atomization
314.00 kJ/mol
  
33
310.00 kJ/mol
  
34
Standard Molar Entropy
73.10 J/mol.K
  
11
Not Available