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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: HSEh1PBE/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HSEh1PBE/6-31G**
 hartrees
Energy at 0K-475.325317
Energy at 298.15K 
HF Energy-475.325317
Nuclear repulsion energy78.752769
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 HSEh1PBE/6-31G**
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 3190 3045 29.38 172.09 0.12 0.21
2 A1 1871 1785 374.11 5.97 0.24 0.39
3 A1 1378 1315 0.91 18.88 0.56 0.72
4 A1 875 835 17.90 29.62 0.28 0.43
5 B1 718 685 93.70 0.57 0.75 0.86
6 B1 430 411 2.06 1.68 0.75 0.86
7 B2 3279 3129 5.47 105.85 0.75 0.86
8 B2 929 887 0.24 0.63 0.75 0.86
9 B2 362 345 1.66 0.35 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6515.8 cm-1
Scaled (by 0.9543) Zero Point Vibrational Energy (zpe) 6218.0 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 HSEh1PBE/6-31G**
ABC
9.57669 0.18845 0.18482

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G**

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 -0.448
S3 0.000 0.000 1.114
H4 0.000 0.935 -2.307
H5 0.000 -0.935 -2.307

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.30712.86951.08531.0853
C21.30711.56252.08062.0806
S32.86951.56253.54673.5467
H41.08532.08063.54671.8690
H51.08532.08063.54671.8690

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 120.561
C2 C1 H5 120.561 H4 C1 H5 118.879
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.415      
2 C 0.075      
3 S -0.024      
4 H 0.182      
5 H 0.182      


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 -1.383 1.383
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.003 0.000 0.000
y 0.000 -22.980 0.000
z 0.000 0.000 -21.243
Traceless
 xyz
x -4.892 0.000 0.000
y 0.000 1.143 0.000
z 0.000 0.000 3.749
Polar
3z2-r27.497
x2-y2-4.023
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.465 0.000 0.000
y 0.000 3.246 0.000
z 0.000 0.000 10.252


<r2> (average value of r2) Å2
<r2> 66.778
(<r2>)1/2 8.172