Thermal Properties of Radium and Lutetium
Specific Heat
0.12 J/(kg K)
  
40
0.15 J/(kg K)
  
36
Molar Heat Capacity
Not Available
  
26.86 J/mol·K
  
24
Thermal Conductivity
18.60 W/m·K
  
99+
16.40 W/m·K
  
99+
Critical Temperature
Not Available
  
Not Available
  
Thermal Expansion
Not Available
  
9.90 µm/(m·K)
  
40
Enthalpy
  
  
Enthalpy of Vaporization
Not Available
  
355.90 kJ/mol
  
22
Enthalpy of Fusion
Not Available
  
18.70 kJ/mol
  
13
Enthalpy of Atomization
163.00 kJ/mol
  
99+
398.00 kJ/mol
  
20
Standard Molar Entropy
71.00 J/mol.K
  
14
51.00 J/mol.K
  
30