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

using model chemistry: B97D3/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B97D3/Def2TZVPP
 hartrees
Energy at 0K-548.646634
Energy at 298.15K-548.647531
HF Energy-548.646634
Nuclear repulsion energy106.895941
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 B97D3/Def2TZVPP
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 1117 1102 25.11 26.06 0.18 0.30
2 A1 502 495 24.31 3.90 0.71 0.83
3 B2 1311 1294 184.96 10.75 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1465.0 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 1444.9 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 B97D3/Def2TZVPP
ABC
1.94358 0.33706 0.28725

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/Def2TZVPP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.368
O2 0.000 1.250 -0.368
O3 0.000 -1.250 -0.368

Atom - Atom Distances (Å)
  S1 O2 O3
S11.45121.4512
O21.45122.5007
O31.45122.5007

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 119.002
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.607      
2 O -0.303      
3 O -0.303      


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 1.614 1.614
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.587 0.000 0.000
y 0.000 -26.518 0.000
z 0.000 0.000 -22.415
Traceless
 xyz
x 3.879 0.000 0.000
y 0.000 -5.016 0.000
z 0.000 0.000 1.137
Polar
3z2-r22.275
x2-y25.930
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.233 0.000 0.000
y 0.000 4.724 0.000
z 0.000 0.000 2.882


<r2> (average value of r2) Å2
<r2> 43.828
(<r2>)1/2 6.620