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

using model chemistry: M06-2X/Def2TZVPP

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 M06-2X/Def2TZVPP
 hartrees
Energy at 0K-511.539491
Energy at 298.15K-511.539384
HF Energy-511.539491
Nuclear repulsion energy79.691801
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 M06-2X/Def2TZVPP
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 2163 2163 908.93 21.22 0.46 0.63
2 Σ 891 891 16.72 15.40 0.17 0.29
3 Π 543 543 3.51 0.78 0.75 0.86
3 Π 543 543 3.51 0.78 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2070.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2070.1 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 M06-2X/Def2TZVPP
B
0.20470

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/Def2TZVPP

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.526
O2 0.000 0.000 -1.674
S3 0.000 0.000 1.034

Atom - Atom Distances (Å)
  C1 O2 S3
C11.14791.5605
O21.14792.7084
S31.56052.7084

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 M06-2X/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.252      
2 O -0.111      
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 0.687 0.687
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.287 0.000 0.000
y 0.000 -23.287 0.000
z 0.000 0.000 -24.381
Traceless
 xyz
x 0.547 0.000 0.000
y 0.000 0.547 0.000
z 0.000 0.000 -1.094
Polar
3z2-r2-2.188
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 2.955 0.000 0.000
y 0.000 2.955 0.000
z 0.000 0.000 7.217


<r2> (average value of r2) Å2
<r2> 55.970
(<r2>)1/2 7.481