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

using model chemistry: QCISD(TQ)/6-31+G**

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)/6-31+G**
 hartrees
Energy at 0K-510.716779
Energy at 298.15K-510.716571
HF Energy-510.260309
Nuclear repulsion energy78.638025
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)/6-31+G**
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 2100 2100        
2 Σ 878 878        
3 Π 480 480        
3 Π 480 480        

Unscaled Zero Point Vibrational Energy (zpe) 1969.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1969.5 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)/6-31+G**
B
0.19953

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(TQ)/6-31+G**

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 -1.699
S3 0.000 0.000 1.047

Atom - Atom Distances (Å)
  C1 O2 S3
C11.17241.5727
O21.17242.7451
S31.57272.7451

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