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

using model chemistry: QCISD/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 QCISD/daug-cc-pVDZ
 hartrees
Energy at 0K-510.767184
Energy at 298.15K-510.767044
HF Energy-510.299113
Nuclear repulsion energy78.278134
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/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 2069 2069 808.22      
2 Σ 856 856 13.97      
3 Π 523 523 2.23      
3 Π 523 523 2.23      

Unscaled Zero Point Vibrational Energy (zpe) 1985.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1985.6 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 QCISD/daug-cc-pVDZ
B
0.19747

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.537
O2 0.000 0.000 -1.704
S3 0.000 0.000 1.053

Atom - Atom Distances (Å)
  C1 O2 S3
C11.16691.5903
O21.16692.7572
S31.59032.7572

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