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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: CID/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CID/3-21G*
 hartrees
Energy at 0K-472.374463
Energy at 298.15K 
HF Energy-472.085935
Nuclear repulsion energy78.787892
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 CID/3-21G*
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 3217 2993 18.31      
2 A1 1889 1758 290.32      
3 A1 1504 1399 0.35      
4 A1 885 823 17.69      
5 B1 875 814 107.29      
6 B1 414 385 2.73      
7 B2 3294 3065 0.93      
8 B2 1055 982 0.25      
9 B2 366 340 2.27      

Unscaled Zero Point Vibrational Energy (zpe) 6748.3 cm-1
Scaled (by 0.9305) Zero Point Vibrational Energy (zpe) 6279.3 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 CID/3-21G*
ABC
9.71624 0.18845 0.18486

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/3-21G*

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 -0.446
S3 0.000 0.000 1.114
H4 0.000 0.928 -2.313
H5 0.000 -0.928 -2.313

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.30852.86881.08301.0830
C21.30851.56032.08502.0850
S32.86881.56033.55093.5509
H41.08302.08503.55091.8555
H51.08302.08503.55091.8555

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 121.056
C2 C1 H5 121.056 H4 C1 H5 117.888
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability