Crystalline Structures and Thermal-Chemical Properties of Compounds
Phase or Compound: Mg2Sn
System: Mg-Sn Binary
Property Entry Summary
System
Mg-Sn binary
Phase or compound
Mg2Sn
General description
System, Phase or compound, Concentration range,
Temperature range
Crystallographic data
Pearson symbol, Space group, Prototype, Lattice
parameters
Thermo-chemical property tables
Heat capacity, Enthalpy, Entropy, Gibbs free energy,
Equilibrium constant
Thermo-Chemical property curves
Heat capacity, Enthalpy, Entropy, Gibbs free energy
General Description
System
Mg-Sn binary
Phase or comound
Mg2Sn
Concentration range
33.3 at.% Sn
Temperature range
Below 770.5℃
Reference: C. M. Liu, X. R. Zhu, H. T. Zhou, et al. Magnesium alloy phase diagrams [M].
Central-South University Press, Changsha, 2006.
Crystallographic Data
Phase or
compound
Pearson
symbol
Space
group
Mg2Sn
cF12
Fm3m
Remark
-
Proto-type
Lattice
parameters , nm
(a,b,c)
CaF2
a= 0.6739
Comment
c/a , or  or 

Reference：P. Villars, A. Prince, H. Okamoto. Handbook of ternary alloy phase diagrams
[M], ASM: Materials park, Ohio, 1995.
Crystalline Structures and Thermal-Chemical Properties of Compounds
Thermo-Chemical Property Tables
Phase or
compound
T
[K]
CP
S
-(G-H298)/T
H-H298
[J/(K*mol)]
ΔH f
ΔG f
[KJ/mol]
logK f
[-]
No information is obtained
Mg2Sn
Reference: Barin Ihsan. Thermochemical data of pure substances, VCH :Weinheim,
1995.
Thermo-Chemical Property Curves
Calculated Thermo-Chemical Property Curves
Phase or
compound
Mg2Sn
Figure
Title
1
Heat capacity of Mg2Sn
2
Enthalpy of Mg2Sn
3
Entropy of Mg2Sn
4
Gibbs free energy of Mg2Sn
Parameters
Temperature range:
300-1500K
Concentration: 33.3 at.% Sn
Reference: F.G. Meng, J. Wang, L.B. Liu, et al. Thermodynamic modeling of the
Mg-Sn-Zn ternary system. Journal of Alloys and Compounds, 2010, 508:
570-581.
Crystalline Structures and Thermal-Chemical Properties of Compounds
Crystalline Structures and Thermal-Chemical Properties of Compounds