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

using model chemistry: B3LYPultrafine/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-548.603374
Energy at 298.15K-548.604267
HF Energy-548.603374
Nuclear repulsion energy104.853032
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/cc-pVDZ
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 1113 1079 26.40 20.71 0.19 0.33
2 A1 498 483 31.90 4.37 0.73 0.85
3 B2 1282 1243 160.17 9.93 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1446.0 cm-1
Scaled (by 0.97) Zero Point Vibrational Energy (zpe) 1402.7 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/cc-pVDZ
ABC
1.79416 0.32832 0.27753

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.383
O2 0.000 1.267 -0.383
O3 0.000 -1.267 -0.383

Atom - Atom Distances (Å)
  S1 O2 O3
S11.48081.4808
O21.48082.5338
O31.48082.5338

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 117.648
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.703      
2 O -0.351      
3 O -0.351      


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 1.902 1.902
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.464 0.000 0.000
y 0.000 -26.756 0.000
z 0.000 0.000 -22.181
Traceless
 xyz
x 4.004 0.000 0.000
y 0.000 -5.433 0.000
z 0.000 0.000 1.429
Polar
3z2-r22.858
x2-y26.291
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.733 0.000 0.000
y 0.000 4.242 0.000
z 0.000 0.000 2.237


<r2> (average value of r2) Å2
<r2> 44.830
(<r2>)1/2 6.696