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

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/TZVP
 hartrees
Energy at 0K-548.669178
Energy at 298.15K-548.670075
HF Energy-548.669178
Nuclear repulsion energy105.607454
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 B3LYPultrafine/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 1128 1087 32.86 28.65 0.20 0.33
2 A1 500 482 36.67 4.87 0.74 0.85
3 B2 1294 1247 215.87 13.00 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1461.0 cm-1
Scaled (by 0.9634) Zero Point Vibrational Energy (zpe) 1407.5 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 B3LYPultrafine/TZVP
ABC
1.81902 0.33312 0.28156

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.381
O2 0.000 1.258 -0.381
O3 0.000 -1.258 -0.381

Atom - Atom Distances (Å)
  S1 O2 O3
S11.47021.4702
O21.47022.5155
O31.47022.5155

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 117.629
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.651      
2 O -0.326      
3 O -0.326      


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 2.038 2.038
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.795 0.000 0.000
y 0.000 -27.911 0.000
z 0.000 0.000 -22.857
Traceless
 xyz
x 4.589 0.000 0.000
y 0.000 -6.085 0.000
z 0.000 0.000 1.496
Polar
3z2-r22.992
x2-y27.116
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.896 0.000 0.000
y 0.000 4.835 0.000
z 0.000 0.000 2.632


<r2> (average value of r2) Å2
<r2> 44.846
(<r2>)1/2 6.697