Thermal Properties of Yttrium and Protactinium
Specific Heat
0.30 J/(kg K)
  
18
0.12 J/(kg K)
  
40
Molar Heat Capacity
26.53 J/mol·K
  
27
Not Available
  
Thermal Conductivity
17.20 W/m·K
  
99+
47.00 W/m·K
  
32
Critical Temperature
Not Available
  
Not Available
  
Thermal Expansion
10.60 µm/(m·K)
  
37
9.90 µm/(m·K)
  
40
Enthalpy
  
  
Enthalpy of Vaporization
393.00 kJ/mol
  
18
Not Available
  
Enthalpy of Fusion
17.15 kJ/mol
  
16
12.34 kJ/mol
  
28
Enthalpy of Atomization
418.00 kJ/mol
  
18
Not Available
  
Standard Molar Entropy
44.40 J/mol.K
  
33
198.10 J/mol.K
  
1