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

using model chemistry: BLYP/6-31+G**

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 BLYP/6-31+G**
 hartrees
Energy at 0K-640.592750
Energy at 298.15K-640.592640
HF Energy-640.592750
Nuclear repulsion energy53.012082
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 BLYP/6-31+G**
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 568 565 16.85      

Unscaled Zero Point Vibrational Energy (zpe) 284.0 cm-1
Scaled (by 0.9947) Zero Point Vibrational Energy (zpe) 282.4 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 BLYP/6-31+G**
B
0.26723

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31+G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Al1 0.000 0.000 -1.146
S2 0.000 0.000 0.931

Atom - Atom Distances (Å)
  Al1 S2
Al12.0763
S22.0763

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 BLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Al 0.386      
2 S -0.386      


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 -3.767 3.767
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.823 0.000 0.000
y 0.000 -25.823 0.000
z 0.000 0.000 -23.295
Traceless
 xyz
x -1.264 0.000 0.000
y 0.000 -1.264 0.000
z 0.000 0.000 2.528
Polar
3z2-r25.055
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 6.836 0.000 0.000
y 0.000 6.836 0.000
z 0.000 0.000 12.531


<r2> (average value of r2) Å2
<r2> 46.522
(<r2>)1/2 6.821