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

using model chemistry: CID/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 CID/6-31G
 hartrees
Energy at 0K-510.405057
Energy at 298.15K-510.404761
HF Energy-510.155383
Nuclear repulsion energy77.066917
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 CID/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 2054 1921 807.10      
2 Σ 783 732 21.79      
3 Π 446 417 8.83      
3 Π 446 417 8.83      

Unscaled Zero Point Vibrational Energy (zpe) 1864.2 cm-1
Scaled (by 0.9352) Zero Point Vibrational Energy (zpe) 1743.4 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 CID/6-31G
B
0.19109

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.556
O2 0.000 0.000 -1.728
S3 0.000 0.000 1.072

Atom - Atom Distances (Å)
  C1 O2 S3
C11.17191.6281
O21.17192.8000
S31.62812.8000

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