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

using model chemistry: B97D3/TZVP

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/TZVP
 hartrees
Energy at 0K-548.596740
Energy at 298.15K-548.597607
HF Energy-548.596740
Nuclear repulsion energy104.534643
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/TZVP
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 1065 1049 25.71 26.77 0.19 0.32
2 A1 478 471 29.76 5.38 0.74 0.85
3 B2 1225 1208 186.33 12.62 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1384.0 cm-1
Scaled (by 0.9856) Zero Point Vibrational Energy (zpe) 1364.1 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/TZVP
ABC
1.79134 0.32588 0.27572

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.384
O2 0.000 1.272 -0.384
O3 0.000 -1.272 -0.384

Atom - Atom Distances (Å)
  S1 O2 O3
S11.48511.4851
O21.48512.5433
O31.48512.5433

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 117.797
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.587      
2 O -0.293      
3 O -0.293      


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 1.883 1.883
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.722 0.000 0.000
y 0.000 -27.402 0.000
z 0.000 0.000 -22.694
Traceless
 xyz
x 4.326 0.000 0.000
y 0.000 -5.694 0.000
z 0.000 0.000 1.368
Polar
3z2-r22.736
x2-y26.681
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.905 0.000 0.000
y 0.000 4.981 0.000
z 0.000 0.000 2.707


<r2> (average value of r2) Å2
<r2> 45.325
(<r2>)1/2 6.732