return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for SSO (Disulfur monoxide)

using model chemistry: HF/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-311+G(3df,2p)
 hartrees
Energy at 0K-869.932046
Energy at 298.15K 
HF Energy-869.932046
Nuclear repulsion energy145.282588
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 HF/6-311+G(3df,2p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 1399 1271 304.70 29.77 0.44 0.61
2 A' 796 723 88.03 53.42 0.15 0.26
3 A' 443 402 13.39 3.56 0.48 0.65

Unscaled Zero Point Vibrational Energy (zpe) 1318.3 cm-1
Scaled (by 0.9086) Zero Point Vibrational Energy (zpe) 1197.8 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 HF/6-311+G(3df,2p)
ABC
1.47902 0.17642 0.15762

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 1.406 0.797 0.000
S2 0.000 0.657 0.000
S3 -0.703 -1.055 0.000

Atom - Atom Distances (Å)
  O1 S2 S3
O11.41302.8069
S21.41301.8503
S32.80691.8503

picture of Disulfur monoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 S2 S3 118.041
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.406      
2 S 0.534      
3 S -0.128      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.619 0.210 0.000 1.633
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.079 -0.828 0.000
y -0.828 -30.042 0.000
z 0.000 0.000 -29.219
Traceless
 xyz
x -5.448 -0.828 0.000
y -0.828 2.108 0.000
z 0.000 0.000 3.341
Polar
3z2-r26.682
x2-y2-5.037
xy-0.828
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.437 1.982 0.000
y 1.982 7.627 0.000
z 0.000 0.000 4.311


<r2> (average value of r2) Å2
<r2> 73.153
(<r2>)1/2 8.553