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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: wB97X-D/CEP-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 wB97X-D/CEP-31G
 hartrees
Energy at 0K-22.547338
Energy at 298.15K 
HF Energy-22.547338
Nuclear repulsion energy26.288683
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 wB97X-D/CEP-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 3194 3194 15.35 140.99 0.19 0.33
2 A1 1830 1830 335.11 18.28 0.12 0.21
3 A1 1399 1399 2.16 17.31 0.58 0.74
4 A1 797 797 24.99 30.21 0.44 0.61
5 B1 833 833 156.99 9.83 0.75 0.86
6 B1 386 386 2.33 1.49 0.75 0.86
7 B2 3295 3295 0.12 84.13 0.75 0.86
8 B2 954 954 0.97 2.59 0.75 0.86
9 B2 333 333 2.71 1.05 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6510.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6510.2 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 wB97X-D/CEP-31G
ABC
9.39121 0.17625 0.17300

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/CEP-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.816
C2 0.000 0.000 -0.470
S3 0.000 0.000 1.153
H4 0.000 0.944 -2.367
H5 0.000 -0.944 -2.367

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.34592.96901.09261.0926
C21.34591.62312.11852.1185
S32.96901.62313.64413.6441
H41.09262.11853.64411.8874
H51.09262.11853.64411.8874

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 120.267
C2 C1 H5 120.267 H4 C1 H5 119.466
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.127      
2 C -0.182      
3 S -0.137      
4 H 0.223      
5 H 0.223      


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 -1.765 1.765
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.986 0.000 0.000
y 0.000 -22.497 0.000
z 0.000 0.000 -21.210
Traceless
 xyz
x -5.132 0.000 0.000
y 0.000 1.601 0.000
z 0.000 0.000 3.532
Polar
3z2-r27.063
x2-y2-4.489
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.896 0.000 0.000
y 0.000 2.531 0.000
z 0.000 0.000 11.203


<r2> (average value of r2) Å2
<r2> 49.754
(<r2>)1/2 7.054