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All results from a given calculation for SO2 (Sulfur dioxide)

using model chemistry: B3LYP/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYP/aug-cc-pVTZ
 hartrees
Energy at 0K-548.710444
Energy at 298.15K-548.711360
HF Energy-548.710444
Nuclear repulsion energy106.935840
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 B3LYP/aug-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 A1 1157 1119 28.54 34.46 0.14 0.25
2 A1 514 498 28.82 2.21 0.60 0.75
3 B2 1338 1295 215.23 9.39 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1504.8 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 1455.8 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 B3LYP/aug-cc-pVTZ
ABC
1.89634 0.33984 0.28819

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.373
O2 0.000 1.245 -0.373
O3 0.000 -1.245 -0.373

Atom - Atom Distances (Å)
  S1 O2 O3
S11.45141.4514
O21.45142.4905
O31.45142.4905

picture of Sulfur dioxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 S1 O3 118.177
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.123      
2 O -0.562      
3 O -0.562      


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 1.808 1.808
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.047 0.000 0.000
y 0.000 -27.229 0.000
z 0.000 0.000 -22.946
Traceless
 xyz
x 4.041 0.000 0.000
y 0.000 -5.233 0.000
z 0.000 0.000 1.192
Polar
3z2-r22.384
x2-y26.182
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.895 0.000 0.000
y 0.000 5.152 0.000
z 0.000 0.000 3.461


<r2> (average value of r2) Å2
<r2> 44.085
(<r2>)1/2 6.640