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

using model chemistry: MP2=FULL/cc-pVDZ

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 MP2=FULL/cc-pVDZ
 hartrees
Energy at 0K-639.633534
Energy at 298.15K-639.633495
HF Energy-639.455029
Nuclear repulsion energy53.797579
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 MP2=FULL/cc-pVDZ
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 696 661 57.77      

Unscaled Zero Point Vibrational Energy (zpe) 347.9 cm-1
Scaled (by 0.9504) Zero Point Vibrational Energy (zpe) 330.6 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 MP2=FULL/cc-pVDZ
B
0.27521

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVDZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 -1.129
S2 0.000 0.000 0.917

Atom - Atom Distances (Å)
  Al1 S2
Al12.0460
S22.0460

picture of Aluminum sulfide state 1 conformation 1
More geometry information
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability