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

using model chemistry: B3LYPultrafine/3-21G

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 B3LYPultrafine/3-21G
 hartrees
Energy at 0K-508.940554
Energy at 298.15K-508.940407
HF Energy-508.940554
Nuclear repulsion energy77.405144
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 B3LYPultrafine/3-21G
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 2070 1997 450.18 9.95 0.26 0.42
2 Σ 807 778 5.95 12.10 0.32 0.48
3 Π 534 515 5.48 1.73 0.75 0.86
3 Π 534 515 5.48 1.73 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1971.9 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 1902.7 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 B3LYPultrafine/3-21G
B
0.19297

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/3-21G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.547
O2 0.000 0.000 -1.722
S3 0.000 0.000 1.066

Atom - Atom Distances (Å)
  C1 O2 S3
C11.17501.6131
O21.17502.7881
S31.61312.7881

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 B3LYPultrafine/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.085      
2 O -0.373      
3 S 0.288      


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 -0.087 0.087
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.393 0.000 0.000
y 0.000 -23.393 0.000
z 0.000 0.000 -25.720
Traceless
 xyz
x 1.164 0.000 0.000
y 0.000 1.164 0.000
z 0.000 0.000 -2.327
Polar
3z2-r2-4.655
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 1.597 0.000 0.000
y 0.000 1.597 0.000
z 0.000 0.000 6.393


<r2> (average value of r2) Å2
<r2> 58.797
(<r2>)1/2 7.668