return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH2CS (Thioketene)

using model chemistry: MP3=FULL/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 MP3=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-474.825322
Energy at 298.15K 
HF Energy-474.385658
Nuclear repulsion energy78.047637
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=FULL/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 3202 3202 19.58      
2 A1 1833 1833 371.36      
3 A1 1398 1398 0.01      
4 A1 872 872 12.76      
5 B1 740 740 72.78      
6 B1 388 388 5.66      
7 B2 3301 3301 1.85      
8 B2 941 941 1.45      
9 B2 338 338 2.45      

Unscaled Zero Point Vibrational Energy (zpe) 6505.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6505.7 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 MP3=FULL/aug-cc-pVDZ
ABC
9.41246 0.18494 0.18138

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/aug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.775
C2 0.000 0.000 -0.449
S3 0.000 0.000 1.124
H4 0.000 0.943 -2.323
H5 0.000 -0.943 -2.323

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.32522.89901.09051.0905
C21.32521.57382.09722.0972
S32.89901.57383.57383.5738
H41.09052.09723.57381.8853
H51.09052.09723.57381.8853

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 120.182
C2 C1 H5 120.182 H4 C1 H5 119.635
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability