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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: PBEPBEultrafine/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBEultrafine/6-311G*
 hartrees
Energy at 0K-475.308500
Energy at 298.15K 
HF Energy-475.308500
Nuclear repulsion energy78.277000
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 PBEPBEultrafine/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3077 3045 21.37 189.85 0.15 0.26
2 A1 1798 1780 360.26 6.02 0.06 0.12
3 A1 1330 1317 3.71 16.81 0.55 0.71
4 A1 842 834 12.31 30.52 0.29 0.45
5 B1 632 625 96.96 0.97 0.75 0.86
6 B1 402 397 4.51 0.53 0.75 0.86
7 B2 3154 3121 2.54 113.49 0.75 0.86
8 B2 902 893 0.25 0.83 0.75 0.86
9 B2 348 344 3.92 0.36 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6242.2 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 6177.3 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 PBEPBEultrafine/6-311G*
ABC
9.50770 0.18617 0.18260

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.764
C2 0.000 0.000 -0.451
S3 0.000 0.000 1.121
H4 0.000 0.938 -2.326
H5 0.000 -0.938 -2.326

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.31372.88591.09301.0930
C21.31371.57222.09642.0964
S32.88591.57223.57253.5725
H41.09302.09643.57251.8758
H51.09302.09643.57251.8758

picture of Thioketene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 S3 180.000 C2 C1 H4 120.897
C2 C1 H5 120.897 H4 C1 H5 118.206
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.547      
2 C -0.039      
3 S 0.078      
4 H 0.254      
5 H 0.254      


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 -1.156 1.156
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.708 0.000 0.000
y 0.000 -23.434 0.000
z 0.000 0.000 -21.405
Traceless
 xyz
x -5.288 0.000 0.000
y 0.000 1.122 0.000
z 0.000 0.000 4.166
Polar
3z2-r28.331
x2-y2-4.274
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.653 0.000 0.000
y 0.000 3.219 0.000
z 0.000 0.000 10.909


<r2> (average value of r2) Å2
<r2> 67.703
(<r2>)1/2 8.228