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

using model chemistry: B2PLYP/6-311G*

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 B2PLYP/6-311G*
 hartrees
Energy at 0K-511.348908
Energy at 298.15K-511.348751
HF Energy-511.192747
Nuclear repulsion energy79.017524
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 B2PLYP/6-311G*
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 2102 2102 654.97 14.01 0.31 0.47
2 Σ 875 875 8.04 20.30 0.26 0.42
3 Π 514 514 3.80 1.67 0.75 0.86
3 Π 514 514 3.80 1.67 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2001.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2001.7 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 B2PLYP/6-311G*
B
0.20133

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-311G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.528
O2 0.000 0.000 -1.689
S3 0.000 0.000 1.042

Atom - Atom Distances (Å)
  C1 O2 S3
C11.16151.5702
O21.16152.7317
S31.57022.7317

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 B2PLYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.127      
2 O -0.189      
3 S 0.062      


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 0.531 0.531
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.511 0.000 0.000
y 0.000 -23.511 0.000
z 0.000 0.000 -24.691
Traceless
 xyz
x 0.590 0.000 0.000
y 0.000 0.590 0.000
z 0.000 0.000 -1.180
Polar
3z2-r2-2.360
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 1.991 0.000 0.000
y 0.000 1.991 0.000
z 0.000 0.000 7.099


<r2> (average value of r2) Å2
<r2> 56.820
(<r2>)1/2 7.538