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

using model chemistry: LSDA/6-31G**

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 LSDA/6-31G**
 hartrees
Energy at 0K-509.885175
Energy at 298.15K-509.884998
Nuclear repulsion energy78.905598
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 LSDA/6-31G**
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 2138 2098 518.99      
2 Σ 885 869 4.67      
3 Π 500 491 4.16      
3 Π 500 491 4.16      

Unscaled Zero Point Vibrational Energy (zpe) 2011.1 cm-1
Scaled (by 0.9813) Zero Point Vibrational Energy (zpe) 1973.5 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 LSDA/6-31G**
B
0.20090

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-31G**

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 -1.693
S3 0.000 0.000 1.043

Atom - Atom Distances (Å)
  C1 O2 S3
C11.16981.5662
O21.16982.7360
S31.56622.7360

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 LSDA/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.264      
2 O -0.257      
3 S -0.007      


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 0.520 0.520
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.929 0.000 0.000
y 0.000 -22.929 0.000
z 0.000 0.000 -24.226
Traceless
 xyz
x 0.649 0.000 0.000
y 0.000 0.649 0.000
z 0.000 0.000 -1.297
Polar
3z2-r2-2.595
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 2.163 0.000 0.000
y 0.000 2.163 0.000
z 0.000 0.000 6.735


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000