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

using model chemistry: PBEPBEultrafine/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBEultrafine/STO-3G
 hartrees
Energy at 0K-541.709086
Energy at 298.15K-541.709741
HF Energy-541.709086
Nuclear repulsion energy95.621082
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 PBEPBEultrafine/STO-3G
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 958 875 0.53      
2 A1 392 358 10.74      
3 B2 995 909 11.20      

Unscaled Zero Point Vibrational Energy (zpe) 1172.2 cm-1
Scaled (by 0.9136) Zero Point Vibrational Energy (zpe) 1070.9 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 PBEPBEultrafine/STO-3G
ABC
1.13313 0.30180 0.23833

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.482
O2 0.000 1.321 -0.482
O3 0.000 -1.321 -0.482

Atom - Atom Distances (Å)
  S1 O2 O3
S11.63601.6360
O21.63602.6428
O31.63602.6428

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 107.745
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.477      
2 O -0.239      
3 O -0.239      


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 1.410 1.410
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.317 0.000 0.000
y 0.000 -22.957 0.000
z 0.000 0.000 -20.117
Traceless
 xyz
x 3.220 0.000 0.000
y 0.000 -3.741 0.000
z 0.000 0.000 0.521
Polar
3z2-r21.041
x2-y24.640
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.580 0.000 0.000
y 0.000 3.050 0.000
z 0.000 0.000 1.140


<r2> (average value of r2) Å2
<r2> 48.161
(<r2>)1/2 6.940