Thermal Properties of Hafnium and Radium
Specific Heat
0.14 J/(kg K)
  
37
0.12 J/(kg K)
  
40
Molar Heat Capacity
25.73 J/mol·K
  
36
Not Available
  
Thermal Conductivity
23.00 W/m·K
  
99+
18.60 W/m·K
  
99+
Critical Temperature
Not Available
  
Not Available
  
Thermal Expansion
5.90 µm/(m·K)
  
99+
Not Available
  
Enthalpy
  
  
Enthalpy of Vaporization
661.10 kJ/mol
  
5
Not Available
  
Enthalpy of Fusion
25.10 kJ/mol
  
8
Not Available
  
Enthalpy of Atomization
703.00 kJ/mol
  
5
163.00 kJ/mol
  
99+
Standard Molar Entropy
43.60 J/mol.K
  
34
71.00 J/mol.K
  
14