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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: HF/daug-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 HF/daug-cc-pVTZ
 hartrees
Energy at 0K-474.420502
Energy at 298.15K 
HF Energy-474.420502
Nuclear repulsion energy79.468134
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 HF/daug-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 3296 2981 23.12 155.64 0.10 0.18
2 A1 1919 1736 605.41 65.37 0.26 0.42
3 A1 1498 1355 5.22 20.51 0.55 0.71
4 A1 902 816 42.27 46.07 0.13 0.22
5 B1 881 797 81.42 9.98 0.75 0.86
6 B1 463 418 7.08 0.55 0.75 0.86
7 B2 3385 3062 2.77 83.44 0.75 0.86
8 B2 1022 924 1.03 0.33 0.75 0.86
9 B2 399 361 1.24 0.18 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6881.3 cm-1
Scaled (by 0.9046) Zero Point Vibrational Energy (zpe) 6224.8 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 HF/daug-cc-pVTZ
ABC
9.71557 0.19192 0.18821

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.740
C2 0.000 0.000 -0.447
S3 0.000 0.000 1.105
H4 0.000 0.928 -2.278
H5 0.000 -0.928 -2.278

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.29292.84431.07251.0725
C21.29291.55152.05252.0525
S32.84431.55153.50723.5072
H41.07252.05253.50721.8556
H51.07252.05253.50721.8556

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 120.107
C2 C1 H5 120.107 H4 C1 H5 119.787
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -1.621      
2 C 1.081      
3 S -0.383      
4 H 0.461      
5 H 0.461      


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 -1.567 1.567
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.015 0.000 0.000
y 0.000 -23.914 0.000
z 0.000 0.000 -21.712
Traceless
 xyz
x -5.202 0.000 0.000
y 0.000 0.950 0.000
z 0.000 0.000 4.252
Polar
3z2-r28.505
x2-y2-4.101
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.954 0.000 0.000
y 0.000 4.909 0.000
z 0.000 0.000 11.485


<r2> (average value of r2) Å2
<r2> 66.309
(<r2>)1/2 8.143