Thermal Properties of Osmium and Radium
Specific Heat
0.13 J/(kg K)
  
39
0.12 J/(kg K)
  
40
Molar Heat Capacity
24.70 J/mol·K
  
99+
Not Available
  
Thermal Conductivity
87.60 W/m·K
  
19
18.60 W/m·K
  
99+
Critical Temperature
Not Available
  
Not Available
  
Thermal Expansion
5.10 µm/(m·K)
  
99+
Not Available
  
Enthalpy
  
  
Enthalpy of Vaporization
627.60 kJ/mol
  
7
Not Available
  
Enthalpy of Fusion
29.30 kJ/mol
  
4
Not Available
  
Enthalpy of Atomization
669.00 kJ/mol
  
6
163.00 kJ/mol
  
99+
Standard Molar Entropy
32.60 J/mol.K
  
99+
71.00 J/mol.K
  
14