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

using model chemistry: BLYP/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at BLYP/6-31G
 hartrees
Energy at 0K-548.435036
Energy at 298.15K-548.435696
HF Energy-548.435036
Nuclear repulsion energy94.621025
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 BLYP/6-31G
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 832 826 2.94 15.68 0.18 0.31
2 A1 363 361 20.50 7.31 0.73 0.84
3 B2 922 915 51.41 9.07 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1058.9 cm-1
Scaled (by 0.9924) Zero Point Vibrational Energy (zpe) 1050.8 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 BLYP/6-31G
ABC
1.33999 0.27492 0.22812

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.443
O2 0.000 1.384 -0.443
O3 0.000 -1.384 -0.443

Atom - Atom Distances (Å)
  S1 O2 O3
S11.64421.6442
O21.64422.7690
O31.64422.7690

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 114.708
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.848      
2 O -0.424      
3 O -0.424      


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 2.209 2.209
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.383 0.000 0.000
y 0.000 -28.500 0.000
z 0.000 0.000 -23.276
Traceless
 xyz
x 4.505 0.000 0.000
y 0.000 -6.171 0.000
z 0.000 0.000 1.666
Polar
3z2-r23.332
x2-y27.117
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.616 0.000 0.000
y 0.000 5.461 0.000
z 0.000 0.000 2.483


<r2> (average value of r2) Å2
<r2> 52.194
(<r2>)1/2 7.225