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All results from a given calculation for NaS (Sodium sulfide)

using model chemistry: CCSD/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Π
Energy calculated at CCSD/cc-pVQZ
 hartrees
Energy at 0K-559.612436
Energy at 298.15K-559.612847
HF Energy-559.425506
Nuclear repulsion energy36.892863
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at CCSD/cc-pVQZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 326 310 40.69      

Unscaled Zero Point Vibrational Energy (zpe) 163.1 cm-1
Scaled (by 0.9505) Zero Point Vibrational Energy (zpe) 155.0 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at CCSD/cc-pVQZ
B
0.19779

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/cc-pVQZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Na1 0.000 0.000 -1.496
S2 0.000 0.000 1.028

Atom - Atom Distances (Å)
  Na1 S2
Na12.5245
S22.5245

picture of Sodium sulfide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability