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

using model chemistry: B1B95/6-311+G(3df,2p)

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 B1B95/6-311+G(3df,2p)
 hartrees
Energy at 0K-511.610431
Energy at 298.15K-511.610323
HF Energy-511.610431
Nuclear repulsion energy79.784480
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 B1B95/6-311+G(3df,2p)
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 2161 2161 797.27 19.63 0.70 0.82
2 Σ 901 901 10.47 21.69 0.09 0.17
3 Π 540 540 2.20 0.31 0.75 0.86
3 Π 540 540 2.20 0.31 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2070.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2070.7 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 B1B95/6-311+G(3df,2p)
B
0.20526

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311+G(3df,2p)

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.523
O2 0.000 0.000 -1.673
S3 0.000 0.000 1.033

Atom - Atom Distances (Å)
  C1 O2 S3
C11.15021.5553
O21.15022.7054
S31.55532.7054

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
Charges from optimized geometry at B1B95/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.555      
2 O -0.500      
3 S -0.055      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.785 0.785
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.183 0.000 0.000
y 0.000 -23.183 0.000
z 0.000 0.000 -24.266
Traceless
 xyz
x 0.541 0.000 0.000
y 0.000 0.541 0.000
z 0.000 0.000 -1.083
Polar
3z2-r2-2.165
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.577 0.000 0.000
y 0.000 3.577 0.000
z 0.000 0.000 7.391


<r2> (average value of r2) Å2
<r2> 55.792
(<r2>)1/2 7.469