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Experimental data for MgS (magnesium sulfide)

22 02 02 11 45
Other names
Magnesium sulfide; Magnesium sulfide (MgS);
INChI INChIKey SMILES IUPAC name
InChI=1S/Mg.S SMDQFHZIWNYSMR-UHFFFAOYSA-N [Mg]=S Magnesium sulfide
State Conformation
1Σ C*V
Enthalpy of formation (Hfg), Entropy, Integrated heat capacity (0 K to 298.15 K) (HH), Heat Capacity (Cp)
Property Value Uncertainty units Reference Comment
Hfg(298.15K) enthalpy of formation 120.66 30.00 kJ mol-1 Gurvich
Hfg(0K) enthalpy of formation 120.84 30.00 kJ mol-1 Gurvich
Entropy (298.15K) entropy 225.45   J K-1 mol-1 Gurvich
Integrated Heat Capacity (0 to 298.15K) integrated heat capacity 9.23   kJ mol-1 Gurvich
Heat Capacity (298.15K) heat capacity 34.24   J K-1 mol-1 Gurvich
Information can also be found for this species in the NIST Chemistry Webbook
Vibrational levels (cm-1) vibrations
Mode Number Symmetry Frequency Intensity Comment Description
Fundamental(cm-1) Harmonic(cm-1) Reference (km mol-1) unc. Reference
1 Σ 523 529 1979HUB/HER      

Detailed diatomic data
ωe ωexe ωeye Be αe ZPE reference
528.74 2.704 0.26797 0.00176 263.6869 2007Iri:389

vibrational zero-point energy: 261.7 cm-1 (from fundamental vibrations)
Calculated vibrational frequencies for MgS (magnesium sulfide).
Rotational Constants (cm-1) rotational constants
See section I.F.4 to change rotational constant units
A B C reference comment
  0.26797   1979HUB/HER

Calculated rotational constants for MgS (magnesium sulfide).
Product of moments of inertia moments of inertia
62.90865amu Å2   1.044639E-38gm cm2
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