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

using model chemistry: CISD/daug-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 CISD/daug-cc-pVTZ
 hartrees
Energy at 0K-510.834884
Energy at 298.15K-510.834797
HF Energy-510.342832
Nuclear repulsion energy79.742061
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 CISD/daug-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 2197 2197 1002.97      
2 Σ 899 899 24.02      
3 Π 559 559 3.74      
3 Π 559 559 3.74      

Unscaled Zero Point Vibrational Energy (zpe) 2106.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2106.5 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 CISD/daug-cc-pVTZ
B
0.20486

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/daug-cc-pVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.529
O2 0.000 0.000 -1.672
S3 0.000 0.000 1.034

Atom - Atom Distances (Å)
  C1 O2 S3
C11.14271.5637
O21.14272.7065
S31.56372.7065

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