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

using model chemistry: QCISD(T)=FULL/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(T)=FULL/cc-pVDZ
 hartrees
Energy at 0K-510.764421
Energy at 298.15K-510.764257
HF Energy-510.288345
Nuclear repulsion energy78.190782
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(T)=FULL/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 2083 1997        
2 Σ 865 829        
3 Π 508 487        
3 Π 508 487        

Unscaled Zero Point Vibrational Energy (zpe) 1981.7 cm-1
Scaled (by 0.959) Zero Point Vibrational Energy (zpe) 1900.4 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(T)=FULL/cc-pVDZ
B
0.19707

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/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 -1.707
S3 0.000 0.000 1.054

Atom - Atom Distances (Å)
  C1 O2 S3
C11.17131.5893
O21.17132.7606
S31.58932.7606

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