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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: B3LYP/STO-3G

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/STO-3G
 hartrees
Energy at 0K-470.176344
Energy at 298.15K 
HF Energy-470.176344
Nuclear repulsion energy78.236677
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/STO-3G
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 3371 3008 66.82 90.66 0.14 0.24
2 A1 1994 1779 158.76 0.37 0.31 0.47
3 A1 1533 1368 0.27 24.95 0.66 0.79
4 A1 909 811 3.95 20.93 0.31 0.48
5 B1 758 677 56.18 0.00 0.75 0.86
6 B1 411 367 0.21 0.71 0.75 0.86
7 B2 3505 3128 5.91 69.99 0.75 0.86
8 B2 1030 919 0.85 0.46 0.75 0.86
9 B2 352 314 0.36 0.27 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6930.5 cm-1
Scaled (by 0.8924) Zero Point Vibrational Energy (zpe) 6184.8 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/STO-3G
ABC
9.57243 0.18581 0.18227

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.767
C2 0.000 0.000 -0.444
S3 0.000 0.000 1.122
H4 0.000 0.935 -2.339
H5 0.000 -0.935 -2.339

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.32332.88881.09601.0960
C21.32331.56552.11352.1135
S32.88881.56553.58503.5850
H41.09602.11353.58501.8694
H51.09602.11353.58501.8694

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 121.474
C2 C1 H5 121.474 H4 C1 H5 117.053
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.231      
2 C -0.126      
3 S 0.180      
4 H 0.088      
5 H 0.088      


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 0.130 0.130
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.097 0.000 0.000
y 0.000 -20.497 0.000
z 0.000 0.000 -21.279
Traceless
 xyz
x -2.209 0.000 0.000
y 0.000 1.691 0.000
z 0.000 0.000 0.518
Polar
3z2-r21.036
x2-y2-2.600
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.504 0.000 0.000
y 0.000 1.437 0.000
z 0.000 0.000 6.268


<r2> (average value of r2) Å2
<r2> 66.248
(<r2>)1/2 8.139