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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: B2PLYP/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B2PLYP/6-31+G**
 hartrees
Energy at 0K-475.318086
Energy at 298.15K 
HF Energy-475.185794
Nuclear repulsion energy78.493937
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 B2PLYP/6-31+G**
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 3198 3046 24.01 188.92 0.13 0.23
2 A1 1820 1733 389.03 22.84 0.19 0.32
3 A1 1406 1339 0.33 17.13 0.61 0.76
4 A1 856 815 11.88 34.53 0.21 0.35
5 B1 716 682 104.25 6.99 0.75 0.86
6 B1 410 391 6.24 0.01 0.75 0.86
7 B2 3288 3132 3.51 102.62 0.75 0.86
8 B2 954 908 0.00 0.20 0.75 0.86
9 B2 358 341 3.03 0.24 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6502.7 cm-1
Scaled (by 0.9524) Zero Point Vibrational Energy (zpe) 6193.1 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 B2PLYP/6-31+G**
ABC
9.60955 0.18700 0.18343

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.763
C2 0.000 0.000 -0.448
S3 0.000 0.000 1.118
H4 0.000 0.933 -2.314
H5 0.000 -0.933 -2.314

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.31562.88191.08301.0830
C21.31561.56632.08602.0860
S32.88191.56633.55663.5566
H41.08302.08603.55661.8658
H51.08302.08603.55661.8658

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 120.527
C2 C1 H5 120.527 H4 C1 H5 118.947
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.038      
2 C -0.161      
3 S -0.159      
4 H 0.179      
5 H 0.179      


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 -1.050 1.050
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.975 0.000 0.000
y 0.000 -23.611 0.000
z 0.000 0.000 -22.291
Traceless
 xyz
x -5.024 0.000 0.000
y 0.000 1.522 0.000
z 0.000 0.000 3.502
Polar
3z2-r27.004
x2-y2-4.364
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.725 0.000 0.000
y 0.000 3.559 0.000
z 0.000 0.000 11.528


<r2> (average value of r2) Å2
<r2> 67.696
(<r2>)1/2 8.228