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

using model chemistry: PBEPBEultrafine/cc-pV(T+d)Z

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/cc-pV(T+d)Z
 hartrees
Energy at 0K-548.400001
Energy at 298.15K 
HF Energy-548.400001
Nuclear repulsion energy106.562892
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/cc-pV(T+d)Z
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 1119 1119 23.60 22.21 0.18 0.31
2 A1 493 493 23.65 3.58 0.68 0.81
3 B2 1320 1320 166.83 9.15 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1466.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1466.4 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/cc-pV(T+d)Z
ABC
1.95310 0.33389 0.28514

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/cc-pV(T+d)Z

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.367
O2 0.000 1.256 -0.367
O3 0.000 -1.256 -0.367

Atom - Atom Distances (Å)
  S1 O2 O3
S11.45531.4553
O21.45532.5126
O31.45532.5126

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 119.361
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/cc-pV(T+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.595      
2 O -0.297      
3 O -0.297      


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 1.545 1.545
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.765 0.000 0.000
y 0.000 -26.379 0.000
z 0.000 0.000 -22.462
Traceless
 xyz
x 3.655 0.000 0.000
y 0.000 -4.765 0.000
z 0.000 0.000 1.110
Polar
3z2-r22.220
x2-y25.614
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.277 0.000 0.000
y 0.000 4.587 0.000
z 0.000 0.000 2.832


<r2> (average value of r2) Å2
<r2> 44.062
(<r2>)1/2 6.638