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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: B2PLYP=FULL/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-475.357332
Energy at 298.15K 
HF Energy-475.192115
Nuclear repulsion energy78.859188
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/6-31G(2df,p)
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 3192 3192 29.27 163.94 0.12 0.21
2 A1 1847 1847 329.52 4.42 0.32 0.48
3 A1 1391 1391 1.04 19.11 0.55 0.71
4 A1 858 858 12.72 30.68 0.24 0.38
5 B1 708 708 73.87 0.53 0.75 0.86
6 B1 439 439 2.39 1.25 0.75 0.86
7 B2 3280 3280 4.82 97.53 0.75 0.86
8 B2 942 942 0.00 0.30 0.75 0.86
9 B2 372 372 1.40 0.10 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6513.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6513.8 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/6-31G(2df,p)
ABC
9.64523 0.18887 0.18525

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G(2df,p)

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 -0.447
S3 0.000 0.000 1.113
H4 0.000 0.931 -2.304
H5 0.000 -0.931 -2.304

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.30692.86671.08171.0817
C21.30691.55982.07772.0777
S32.86671.55983.54183.5418
H41.08172.07773.54181.8624
H51.08172.07773.54181.8624

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 120.590
C2 C1 H5 120.590 H4 C1 H5 118.821
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability