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

using model chemistry: M06-2X/aug-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 M06-2X/aug-cc-pVTZ
 hartrees
Energy at 0K-511.542730
Energy at 298.15K-511.542620
HF Energy-511.542730
Nuclear repulsion energy79.553249
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/aug-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 2157 2061 924.49 24.43 0.73 0.84
2 Σ 886 847 17.03 22.75 0.07 0.13
3 Π 539 516 2.87 0.30 0.75 0.86
3 Π 539 516 2.87 0.30 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2060.8 cm-1
Scaled (by 0.9557) Zero Point Vibrational Energy (zpe) 1969.6 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 M06-2X/aug-cc-pVTZ
B
0.20396

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

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 -1.677
S3 0.000 0.000 1.036

Atom - Atom Distances (Å)
  C1 O2 S3
C11.14861.5645
O21.14862.7130
S31.56452.7130

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/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.063      
2 O -0.181      
3 S 0.117      


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 0.739 0.739
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.423 0.000 0.000
y 0.000 -23.423 0.000
z 0.000 0.000 -24.427
Traceless
 xyz
x 0.502 0.000 0.000
y 0.000 0.502 0.000
z 0.000 0.000 -1.004
Polar
3z2-r2-2.009
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 3.796 0.000 0.000
y 0.000 3.796 0.000
z 0.000 0.000 7.477


<r2> (average value of r2) Å2
<r2> 56.186
(<r2>)1/2 7.496