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All results from a given calculation for CH2CS (Thioketene)

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/6-31G**
 hartrees
Energy at 0K-474.359295
Energy at 298.15K 
HF Energy-474.359295
Nuclear repulsion energy79.257322
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 HF/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 A1 3327 3003 20.84 150.99 0.11 0.20
2 A1 1957 1767 517.47 31.20 0.28 0.44
3 A1 1508 1361 5.53 21.95 0.53 0.69
4 A1 906 818 49.33 33.51 0.28 0.43
5 B1 899 812 93.20 2.83 0.75 0.86
6 B1 460 415 1.59 2.73 0.75 0.86
7 B2 3419 3086 2.29 100.58 0.75 0.86
8 B2 1034 934 0.02 1.18 0.75 0.86
9 B2 390 352 0.39 0.89 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6951.1 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 6274.0 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 HF/6-31G**
ABC
9.69518 0.19089 0.18720

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.744
C2 0.000 0.000 -0.449
S3 0.000 0.000 1.108
H4 0.000 0.929 -2.284
H5 0.000 -0.929 -2.284

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.29492.85161.07441.0744
C21.29491.55672.05672.0567
S32.85161.55673.51663.5166
H41.07442.05673.51661.8576
H51.07442.05673.51661.8576

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 120.180
C2 C1 H5 120.180 H4 C1 H5 119.639
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.397      
2 C 0.073      
3 S -0.047      
4 H 0.185      
5 H 0.185      


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 -1.826 1.826
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.665 0.000 0.000
y 0.000 -23.542 0.000
z 0.000 0.000 -21.736
Traceless
 xyz
x -5.026 0.000 0.000
y 0.000 1.158 0.000
z 0.000 0.000 3.868
Polar
3z2-r27.736
x2-y2-4.123
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.424 0.000 0.000
y 0.000 3.180 0.000
z 0.000 0.000 10.396


<r2> (average value of r2) Å2
<r2> 66.436
(<r2>)1/2 8.151