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All results from a given calculation for OCS (Carbonyl sulfide)

using model chemistry: HF/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at HF/6-31G**
 hartrees
Energy at 0K-510.260621
Energy at 298.15K-510.260540
HF Energy-510.260621
Nuclear repulsion energy79.817080
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/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 2306 2082 1181.39 27.92 0.38 0.55
2 Σ 889 803 46.76 7.97 0.19 0.32
3 Π 567 511 19.77 1.27 0.75 0.86
3 Π 567 511 19.77 1.27 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2164.1 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 1953.3 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/6-31G**
B
0.20497

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.537
O2 0.000 0.000 -1.668
S3 0.000 0.000 1.035

Atom - Atom Distances (Å)
  C1 O2 S3
C11.13131.5723
O21.13132.7036
S31.57232.7036

picture of Carbonyl sulfide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 C1 S3 180.000
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.433      
2 O -0.364      
3 S -0.069      


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 0.142 0.142
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.546 0.000 0.000
y 0.000 -23.546 0.000
z 0.000 0.000 -25.436
Traceless
 xyz
x 0.945 0.000 0.000
y 0.000 0.945 0.000
z 0.000 0.000 -1.889
Polar
3z2-r2-3.778
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.110 0.000 0.000
y 0.000 2.110 0.000
z 0.000 0.000 6.444


<r2> (average value of r2) Å2
<r2> 56.244
(<r2>)1/2 7.500