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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: B2PLYP=FULLultrafine/aug-cc-pVDZ

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=FULLultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-475.351950
Energy at 298.15K 
HF Energy-475.208893
Nuclear repulsion energy78.065850
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=FULLultrafine/aug-cc-pVDZ
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 3174 3054 26.37 202.10 0.10 0.18
2 A1 1808 1740 392.61 20.04 0.20 0.34
3 A1 1371 1319 0.75 17.03 0.56 0.72
4 A1 850 818 11.13 41.47 0.15 0.27
5 B1 715 688 78.86 5.12 0.75 0.86
6 B1 398 383 6.26 0.13 0.75 0.86
7 B2 3269 3146 3.86 97.01 0.75 0.86
8 B2 922 887 0.53 0.19 0.75 0.86
9 B2 346 333 2.38 0.04 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6425.6 cm-1
Scaled (by 0.9623) Zero Point Vibrational Energy (zpe) 6183.4 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=FULLultrafine/aug-cc-pVDZ
ABC
9.46873 0.18503 0.18149

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.772
C2 0.000 0.000 -0.452
S3 0.000 0.000 1.125
H4 0.000 0.940 -2.323
H5 0.000 -0.940 -2.323

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.32062.89711.08941.0894
C21.32061.57652.09422.0942
S32.89711.57653.57383.5738
H41.08942.09423.57381.8796
H51.08942.09423.57381.8796

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 120.379
C2 C1 H5 120.379 H4 C1 H5 119.241
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability