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

using model chemistry: CID/Def2TZVPP

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 CID/Def2TZVPP
 hartrees
Energy at 0K-510.821048
Energy at 298.15K-510.820979
HF Energy-510.341399
Nuclear repulsion energy79.997275
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 CID/Def2TZVPP
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 2217 2217 1012.59      
2 Σ 911 911 24.47      
3 Π 569 569 4.95      
3 Π 569 569 4.95      

Unscaled Zero Point Vibrational Energy (zpe) 2132.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2132.8 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 CID/Def2TZVPP
B
0.20621

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/Def2TZVPP

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 -1.667
S3 0.000 0.000 1.031

Atom - Atom Distances (Å)
  C1 O2 S3
C11.14061.5573
O21.14062.6979
S31.55732.6979

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