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

using model chemistry: HF/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-510.341543
Energy at 298.15K-510.341502
HF Energy-510.341543
Nuclear repulsion energy80.169117
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/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 Σ 2289 2083 1217.89 26.56 0.38 0.55
2 Σ 893 813 40.95 9.94 0.15 0.26
3 Π 592 539 11.49 1.19 0.75 0.86
3 Π 592 539 11.49 1.19 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2182.8 cm-1
Scaled (by 0.9101) Zero Point Vibrational Energy (zpe) 1986.6 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/cc-pVTZ
B
0.20672

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.536
O2 0.000 0.000 -1.660
S3 0.000 0.000 1.031

Atom - Atom Distances (Å)
  C1 O2 S3
C11.12421.5674
O21.12422.6916
S31.56742.6916

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/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.297      
2 O -0.140      
3 S -0.157      


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 0.302 0.302
CHELPG        
AIM 0.000 0.000 -4.251 4.251
ESP 0.000 0.000 0.140 0.140


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.548 0.000 0.000
y 0.000 -23.548 0.000
z 0.000 0.000 -24.795
Traceless
 xyz
x 0.624 0.000 0.000
y 0.000 0.624 0.000
z 0.000 0.000 -1.247
Polar
3z2-r2-2.495
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 2.705 0.000 0.000
y 0.000 2.705 0.000
z 0.000 0.000 6.707


<r2> (average value of r2) Å2
<r2> 55.763
(<r2>)1/2 7.467