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

using model chemistry: MP3=FULL/6-31G**

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 MP3=FULL/6-31G**
 hartrees
Energy at 0K-510.698933
Energy at 298.15K-510.698794
HF Energy-510.259057
Nuclear repulsion energy79.270024
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 MP3=FULL/6-31G**
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 2211 2211 932.13      
2 Σ 911 911 18.79      
3 Π 521 521 8.01      
3 Π 521 521 8.01      

Unscaled Zero Point Vibrational Energy (zpe) 2081.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2081.4 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 MP3=FULL/6-31G**
B
0.20263

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G**

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 -1.684
S3 0.000 0.000 1.039

Atom - Atom Distances (Å)
  C1 O2 S3
C11.15791.5651
O21.15792.7230
S31.56512.7230

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