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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: MP3/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP3/TZVP
 hartrees
Energy at 0K-474.821439
Energy at 298.15K 
HF Energy-474.400887
Nuclear repulsion energy78.844148
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 MP3/TZVP
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 3223 3014 17.66      
2 A1 1851 1731 358.07      
3 A1 1434 1341 0.00      
4 A1 877 820 12.77      
5 B1 714 668 90.52      
6 B1 381 357 4.69      
7 B2 3314 3099 1.56      
8 B2 964 901 0.71      
9 B2 355 332 3.27      

Unscaled Zero Point Vibrational Energy (zpe) 6556.0 cm-1
Scaled (by 0.9352) Zero Point Vibrational Energy (zpe) 6131.1 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 MP3/TZVP
ABC
9.64551 0.18875 0.18513

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/TZVP

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 -0.447
S3 0.000 0.000 1.113
H4 0.000 0.931 -2.301
H5 0.000 -0.931 -2.301

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.30832.86851.07931.0793
C21.30831.56022.07482.0748
S32.86851.56023.53903.5390
H41.07932.07483.53901.8623
H51.07932.07483.53901.8623

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 120.374
C2 C1 H5 120.374 H4 C1 H5 119.251
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability