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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: B1B95/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/6-311G**
 hartrees
Energy at 0K-475.590368
Energy at 298.15K 
HF Energy-475.590368
Nuclear repulsion energy79.065612
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 B1B95/6-311G**
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 3171 3045 29.69 182.91 0.15 0.25
2 A1 1862 1787 424.91 11.11 0.11 0.20
3 A1 1367 1313 1.30 15.33 0.57 0.73
4 A1 877 842 17.12 31.04 0.29 0.45
5 B1 721 693 91.68 1.43 0.75 0.86
6 B1 424 407 5.60 0.52 0.75 0.86
7 B2 3258 3128 4.64 106.32 0.75 0.86
8 B2 921 885 0.04 0.85 0.75 0.86
9 B2 361 346 3.14 0.48 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6481.2 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 6222.6 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 B1B95/6-311G**
ABC
9.63260 0.18998 0.18631

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.748
C2 0.000 0.000 -0.446
S3 0.000 0.000 1.110
H4 0.000 0.932 -2.297
H5 0.000 -0.932 -2.297

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.30182.85801.08171.0817
C21.30181.55622.07242.0724
S32.85801.55623.53243.5324
H41.08172.07243.53241.8636
H51.08172.07243.53241.8636

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 120.520
C2 C1 H5 120.520 H4 C1 H5 118.960
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.308      
2 C -0.105      
3 S 0.073      
4 H 0.169      
5 H 0.169      


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 -1.177 1.177
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.452 0.000 0.000
y 0.000 -23.315 0.000
z 0.000 0.000 -21.397
Traceless
 xyz
x -5.096 0.000 0.000
y 0.000 1.110 0.000
z 0.000 0.000 3.986
Polar
3z2-r27.972
x2-y2-4.137
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.647 0.000 0.000
y 0.000 3.162 0.000
z 0.000 0.000 10.670


<r2> (average value of r2) Å2
<r2> 66.557
(<r2>)1/2 8.158