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

using model chemistry: B3LYPultrafine/SDD

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/SDD
 hartrees
Energy at 0K-548.472463
Energy at 298.15K-548.473196
HF Energy-548.472463
Nuclear repulsion energy97.690036
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/SDD
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 903 868 5.15      
2 A1 404 388 31.47      
3 B2 994 956 72.46      

Unscaled Zero Point Vibrational Energy (zpe) 1150.6 cm-1
Scaled (by 0.9613) Zero Point Vibrational Energy (zpe) 1106.1 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 B3LYPultrafine/SDD
ABC
1.37287 0.29711 0.24425

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.438
O2 0.000 1.332 -0.438
O3 0.000 -1.332 -0.438

Atom - Atom Distances (Å)
  S1 O2 O3
S11.59421.5942
O21.59422.6636
O31.59422.6636

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 113.311
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.028      
2 O -0.514      
3 O -0.514      


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 2.716 2.716
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.283 0.000 0.000
y 0.000 -29.801 0.000
z 0.000 0.000 -23.559
Traceless
 xyz
x 5.397 0.000 0.000
y 0.000 -7.381 0.000
z 0.000 0.000 1.984
Polar
3z2-r23.967
x2-y28.518
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.461 0.000 0.000
y 0.000 5.594 0.000
z 0.000 0.000 2.380


<r2> (average value of r2) Å2
<r2> 50.062
(<r2>)1/2 7.075