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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: B3LYP/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 B3LYP/6-311G**
 hartrees
Energy at 0K-475.602589
Energy at 298.15K 
HF Energy-475.602589
Nuclear repulsion energy78.711386
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 B3LYP/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 3139 3035 24.99 187.99 0.15 0.26
2 A1 1826 1765 408.44 10.34 0.10 0.19
3 A1 1373 1327 1.04 16.98 0.55 0.71
4 A1 856 828 17.25 30.98 0.29 0.45
5 B1 721 697 88.46 1.38 0.75 0.86
6 B1 416 403 5.75 0.51 0.75 0.86
7 B2 3218 3111 3.32 111.35 0.75 0.86
8 B2 928 897 0.02 0.96 0.75 0.86
9 B2 360 348 3.13 0.53 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6419.1 cm-1
Scaled (by 0.9668) Zero Point Vibrational Energy (zpe) 6206.0 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 B3LYP/6-311G**
ABC
9.62554 0.18821 0.18460

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.755
C2 0.000 0.000 -0.450
S3 0.000 0.000 1.115
H4 0.000 0.932 -2.309
H5 0.000 -0.932 -2.309

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.30542.87071.08401.0840
C21.30541.56532.07942.0794
S32.87071.56533.54873.5487
H41.08402.07943.54871.8643
H51.08402.07943.54871.8643

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 120.695
C2 C1 H5 120.695 H4 C1 H5 118.611
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.273      
2 C -0.108      
3 S 0.070      
4 H 0.155      
5 H 0.155      


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 -1.198 1.198
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.704 0.000 0.000
y 0.000 -23.588 0.000
z 0.000 0.000 -21.668
Traceless
 xyz
x -5.076 0.000 0.000
y 0.000 1.098 0.000
z 0.000 0.000 3.978
Polar
3z2-r27.957
x2-y2-4.116
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.656 0.000 0.000
y 0.000 3.189 0.000
z 0.000 0.000 10.837


<r2> (average value of r2) Å2
<r2> 67.195
(<r2>)1/2 8.197