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Experimental data for NaS (Sodium sulfide)

22 02 02 11 45
INChI INChIKey SMILES IUPAC name
InChI=1S/Na.S BNOODXBBXFZASF-UHFFFAOYSA-N [Na][S]
State Conformation
2Π 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
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

Detailed diatomic data
ωe ωexe ωeye Be αe ZPE reference
0.2035 2012Kha/Hoc:145

Calculated vibrational frequencies for NaS (Sodium sulfide).
Rotational Constants (cm-1) rotational constants
See section I.F.4 to change rotational constant units
A B C reference comment
  0.20350   2012Kha/Hoc:145

Calculated rotational constants for NaS (Sodium sulfide).
Product of moments of inertia moments of inertia
82.83848amu Å2   1.375587E-38gm cm2
Geometric Data
picture of Sodium sulfide

Point Group C∞v


Internal coordinates
distances (r) in Å, angles (a) in degrees, dihedrals (d) in degrees
Description Value unc. Connectivity Reference Comment
Atom 1 Atom 2 Atom 3 Atom 4
rNaS 2.489   1 2 2012Kha/Hoc:145

Cartesians
Atom x (Å) y (Å) z (Å)
Na1 0.0000 0.0000 0.0000
S2 0.0000 0.0000 2.4888

Atom - Atom Distances bond lengths
Distances in Å
  Na1 S2
Na1   2.4888
S2 2.4888  

Calculated geometries for NaS (Sodium sulfide).

Bond descriptions


Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type Count
Na-S 1

Connectivity
Atom 1 Atom 2
Na1 S2
Electronic energy levels (cm-1)
Energy (cm-1) Degeneracy reference description
0 2   2Π
Dipole, Quadrupole and Polarizability
Electric dipole moment dipole
State Config State description Conf description Exp. min. Dipole (Debye) Reference comment Point Group Components
x y z total dipole quadrupole
1 1 2Π C∞v True           C∞v 1 1
Experimental dipole measurement abbreviations: MW microwave; DT Dielectric with Temperature variation; DR Indirect (usually an upper limit); MB Molecular beam
Calculated electric dipole moments for NaS (Sodium sulfide).
Electric quadrupole moment quadrupole
State Config State description Conf description Exp. min. Quadrupole (D Å) Reference comment Point Group Components
xx yy zz dipole quadrupole
1 1 2Π C∞v True       C∞v 1 1

Calculated electric quadrupole moments for NaS (Sodium sulfide).

References
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squib reference DOI
2012Kha/Hoc:145 F Khadri, M Hochlaf "Theoretical calulations on the NaS and NaS+ radicals: electronic structure, spectroscopy, and spin-orbit couplings" Eur. Phys. J. D (2012) 66: 145 10.1140/epjd/e2012-30170-9

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