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

using model chemistry: HSEh1PBE/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HSEh1PBE/daug-cc-pVTZ
 hartrees
Energy at 0K-548.429458
Energy at 298.15K-548.430383
HF Energy-548.429458
Nuclear repulsion energy107.506163
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 HSEh1PBE/daug-cc-pVTZ
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 1193 1193 29.81 33.76 0.14 0.25
2 A1 524 524 29.44 1.90 0.57 0.72
3 B2 1380 1380 219.52 8.56 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1548.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1548.7 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 HSEh1PBE/daug-cc-pVTZ
ABC
1.91728 0.34344 0.29127

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/daug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.371
O2 0.000 1.239 -0.371
O3 0.000 -1.239 -0.371

Atom - Atom Distances (Å)
  S1 O2 O3
S11.44371.4437
O21.44372.4774
O31.44372.4774

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 118.188
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.640      
2 O -0.820      
3 O -0.820      


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 1.740 1.740
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.925 0.000 0.000
y 0.000 -26.897 0.000
z 0.000 0.000 -22.809
Traceless
 xyz
x 3.928 0.000 0.000
y 0.000 -5.030 0.000
z 0.000 0.000 1.102
Polar
3z2-r22.205
x2-y25.972
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.911 0.000 0.000
y 0.000 5.045 0.000
z 0.000 0.000 3.429


<r2> (average value of r2) Å2
<r2> 43.654
(<r2>)1/2 6.607