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

using model chemistry: wB97X-D/STO-3G

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 wB97X-D/STO-3G
 hartrees
Energy at 0K-505.573014
Energy at 298.15K-505.572670
HF Energy-505.573014
Nuclear repulsion energy77.841823
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 wB97X-D/STO-3G
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 2236 2236 214.58 2.49 0.16 0.27
2 Σ 938 938 3.78 10.08 0.27 0.43
3 Π 451 451 3.24 0.55 0.75 0.86
3 Π 451 451 3.24 0.55 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2037.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2037.7 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 wB97X-D/STO-3G
B
0.19588

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/STO-3G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.511
O2 0.000 0.000 -1.723
S3 0.000 0.000 1.053

Atom - Atom Distances (Å)
  C1 O2 S3
C11.21231.5637
O21.21232.7759
S31.56372.7759

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
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.001      
2 O -0.141      
3 S 0.140      


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 0.545 0.545
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.788 0.000 0.000
y 0.000 -19.788 0.000
z 0.000 0.000 -22.669
Traceless
 xyz
x 1.440 0.000 0.000
y 0.000 1.440 0.000
z 0.000 0.000 -2.881
Polar
3z2-r2-5.761
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 0.547 0.000 0.000
y 0.000 0.547 0.000
z 0.000 0.000 4.145


<r2> (average value of r2) Å2
<r2> 56.013
(<r2>)1/2 7.484