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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: B2PLYP=FULL/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 B2PLYP=FULL/cc-pVTZ
 hartrees
Energy at 0K-475.423800
Energy at 298.15K 
HF Energy-475.242332
Nuclear repulsion energy78.855379
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=FULL/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 3175 3035 25.92 182.31 0.13 0.23
2 A1 1819 1739 375.31 10.02 0.17 0.29
3 A1 1392 1331 0.80 16.00 0.57 0.72
4 A1 856 819 10.79 32.65 0.24 0.39
5 B1 719 688 82.38 2.20 0.75 0.86
6 B1 428 409 5.23 0.26 0.75 0.86
7 B2 3255 3111 3.81 97.79 0.75 0.86
8 B2 939 897 0.07 0.33 0.75 0.86
9 B2 364 348 2.15 0.24 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6474.0 cm-1
Scaled (by 0.9558) Zero Point Vibrational Energy (zpe) 6187.8 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 B2PLYP=FULL/cc-pVTZ
ABC
9.66944 0.18880 0.18519

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.754
C2 0.000 0.000 -0.448
S3 0.000 0.000 1.113
H4 0.000 0.930 -2.301
H5 0.000 -0.930 -2.301

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.30662.86771.07891.0789
C21.30661.56112.07372.0737
S32.86771.56113.53893.5389
H41.07892.07373.53891.8600
H51.07892.07373.53891.8600

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 120.453
C2 C1 H5 120.453 H4 C1 H5 119.093
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability