Thermal Properties of Rubidium and Radium
Specific Heat
0.36 J/(kg K)
  
17
0.12 J/(kg K)
  
40
Molar Heat Capacity
31.06 J/mol·K
  
5
Not Available
  
Thermal Conductivity
58.20 W/m·K
  
26
18.60 W/m·K
  
99+
Critical Temperature
Not Available
  
Thermal Expansion
90.00 µm/(m·K)
  
2
Not Available
  
Enthalpy
  
  
Enthalpy of Vaporization
69.20 kJ/mol
  
99+
Not Available
  
Enthalpy of Fusion
2.19 kJ/mol
  
99+
Not Available
  
Enthalpy of Atomization
82.00 kJ/mol
  
99+
163.00 kJ/mol
  
99+
Standard Molar Entropy
76.80 J/mol.K
  
5
71.00 J/mol.K
  
14