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All results from a given calculation for AlS (Aluminum sulfide)

using model chemistry: TPSSh/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Σ
Energy calculated at TPSSh/cc-pVTZ
 hartrees
Energy at 0K-640.668607
Energy at 298.15K-640.668530
HF Energy-640.668607
Nuclear repulsion energy53.880523
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 TPSSh/cc-pVTZ
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 616 597 14.91      

Unscaled Zero Point Vibrational Energy (zpe) 308.2 cm-1
Scaled (by 0.9683) Zero Point Vibrational Energy (zpe) 298.4 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 TPSSh/cc-pVTZ
B
0.27606

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 -1.124
S2 0.000 0.000 0.913

Atom - Atom Distances (Å)
  Al1 S2
Al12.0376
S22.0376

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