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

using model chemistry: QCISD(TQ)/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 QCISD(TQ)/cc-pVTZ
 hartrees
Energy at 0K-510.916672
Energy at 298.15K-510.916535
HF Energy-510.338814
Nuclear repulsion energy78.983204
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 QCISD(TQ)/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 2118 2118        
2 Σ 870 870        
3 Π 524 524        
3 Π 524 524        

Unscaled Zero Point Vibrational Energy (zpe) 2017.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2017.5 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 QCISD(TQ)/cc-pVTZ
B
0.20112

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(TQ)/cc-pVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.530
O2 0.000 0.000 -1.689
S3 0.000 0.000 1.043

Atom - Atom Distances (Å)
  C1 O2 S3
C11.15891.5737
O21.15892.7326
S31.57372.7326

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