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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: MP2/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/6-311G**
 hartrees
Energy at 0K-474.798084
Energy at 298.15K 
HF Energy-474.395852
Nuclear repulsion energy78.600825
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 MP2/6-311G**
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 3190 3031 26.11 172.13 0.15 0.25
2 A1 1827 1736 334.07 2.25 0.00 0.00
3 A1 1395 1325 1.47 11.61 0.60 0.75
4 A1 871 827 4.39 29.48 0.28 0.44
5 B1 674 641 93.59 1.09 0.75 0.86
6 B1 401 381 3.58 0.25 0.75 0.86
7 B2 3288 3124 3.14 101.60 0.75 0.86
8 B2 940 893 0.09 0.56 0.75 0.86
9 B2 357 339 3.38 0.39 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6471.0 cm-1
Scaled (by 0.9502) Zero Point Vibrational Energy (zpe) 6148.7 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 MP2/6-311G**
ABC
9.52142 0.18755 0.18393

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.763
C2 0.000 0.000 -0.443
S3 0.000 0.000 1.116
H4 0.000 0.937 -2.308
H5 0.000 -0.937 -2.308

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.31992.87951.08421.0842
C21.31991.55952.08732.0873
S32.87951.55953.55053.5505
H41.08422.08733.55051.8744
H51.08422.08733.55051.8744

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 120.185
C2 C1 H5 120.185 H4 C1 H5 119.630
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability