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

using model chemistry: HF/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 HF/cc-pVDZ
 hartrees
Energy at 0K-639.455034
Energy at 298.15K-639.454941
HF Energy-639.455034
Nuclear repulsion energy53.888387
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 HF/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 592 537 2.49      

Unscaled Zero Point Vibrational Energy (zpe) 295.7 cm-1
Scaled (by 0.908) Zero Point Vibrational Energy (zpe) 268.5 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 HF/cc-pVDZ
B
0.27614

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 -1.127
S2 0.000 0.000 0.916

Atom - Atom Distances (Å)
  Al1 S2
Al12.0425
S22.0425

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

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Al 0.396      
2 S -0.396      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -4.754 4.754
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.417 0.000 0.000
y 0.000 -25.417 0.000
z 0.000 0.000 -22.696
Traceless
 xyz
x -1.361 0.000 0.000
y 0.000 -1.361 0.000
z 0.000 0.000 2.722
Polar
3z2-r25.443
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.155 0.000 0.000
y 0.000 6.155 0.000
z 0.000 0.000 10.846


<r2> (average value of r2) Å2
<r2> 45.231
(<r2>)1/2 6.725