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

using model chemistry: B97D3/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B97D3/cc-pVQZ
 hartrees
Energy at 0K-548.653877
Energy at 298.15K-548.654772
HF Energy-548.653877
Nuclear repulsion energy106.635722
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 B97D3/cc-pVQZ
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 1109 1109 23.65 26.17 0.16 0.28
2 A1 500 500 24.17 3.16 0.63 0.77
3 B2 1296 1296 176.77 9.26 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1452.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1452.5 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 B97D3/cc-pVQZ
ABC
1.91796 0.33624 0.28609

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/cc-pVQZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.371
O2 0.000 1.252 -0.371
O3 0.000 -1.252 -0.371

Atom - Atom Distances (Å)
  S1 O2 O3
S11.45501.4550
O21.45502.5038
O31.45502.5038

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 118.730
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.707      
2 O -0.353      
3 O -0.353      


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 1.618 1.618
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.754 0.000 0.000
y 0.000 -26.505 0.000
z 0.000 0.000 -22.544
Traceless
 xyz
x 3.771 0.000 0.000
y 0.000 -4.857 0.000
z 0.000 0.000 1.086
Polar
3z2-r22.172
x2-y25.752
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.586 0.000 0.000
y 0.000 4.898 0.000
z 0.000 0.000 3.182


<r2> (average value of r2) Å2
<r2> 44.005
(<r2>)1/2 6.634