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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: B3PW91/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3PW91/aug-cc-pVTZ
 hartrees
Energy at 0K-475.534675
Energy at 298.15K 
HF Energy-475.534675
Nuclear repulsion energy78.990347
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 B3PW91/aug-cc-pVTZ
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 3150 3040 28.42 198.19 0.10 0.18
2 A1 1832 1768 426.18 19.26 0.25 0.41
3 A1 1365 1317 1.23 17.47 0.56 0.72
4 A1 868 837 14.27 39.57 0.13 0.24
5 B1 712 687 77.84 4.54 0.75 0.86
6 B1 427 412 7.73 0.28 0.75 0.86
7 B2 3232 3119 5.12 95.06 0.75 0.86
8 B2 921 889 0.24 0.16 0.75 0.86
9 B2 363 350 2.70 0.01 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6434.8 cm-1
Scaled (by 0.9651) Zero Point Vibrational Energy (zpe) 6210.2 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 B3PW91/aug-cc-pVTZ
ABC
9.62563 0.18961 0.18595

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.750
C2 0.000 0.000 -0.446
S3 0.000 0.000 1.111
H4 0.000 0.932 -2.301
H5 0.000 -0.932 -2.301

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.30322.86061.08301.0830
C21.30321.55742.07572.0757
S32.86061.55743.53703.5370
H41.08302.07573.53701.8643
H51.08302.07573.53701.8643

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 120.606
C2 C1 H5 120.606 H4 C1 H5 118.789
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.648      
2 C 0.333      
3 S -0.290      
4 H 0.302      
5 H 0.302      


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 -1.130 1.130
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.374 0.000 0.000
y 0.000 -23.405 0.000
z 0.000 0.000 -21.445
Traceless
 xyz
x -4.948 0.000 0.000
y 0.000 1.004 0.000
z 0.000 0.000 3.944
Polar
3z2-r27.889
x2-y2-3.968
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.013 0.000 0.000
y 0.000 4.938 0.000
z 0.000 0.000 11.492


<r2> (average value of r2) Å2
<r2> 66.675
(<r2>)1/2 8.165