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

using model chemistry: CISD/daug-cc-pVDZ

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-pVDZ
 hartrees
Energy at 0K-510.712176
Energy at 298.15K-510.712080
HF Energy-510.301062
Nuclear repulsion energy78.943116
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-pVDZ
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 2163 2163 978.44      
2 Σ 888 888 20.80      
3 Π 548 548 3.43      
3 Π 548 548 3.43      

Unscaled Zero Point Vibrational Energy (zpe) 2073.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2073.6 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-pVDZ
B
0.20076

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.535
O2 0.000 0.000 -1.689
S3 0.000 0.000 1.045

Atom - Atom Distances (Å)
  C1 O2 S3
C11.15361.5802
O21.15362.7338
S31.58022.7338

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