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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: CCSD=FULL/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CCSD=FULL/cc-pVQZ
 hartrees
Energy at 0K-475.075208
Energy at 298.15K 
HF Energy-474.428471
Nuclear repulsion energy79.119936
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 CCSD=FULL/cc-pVQZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3197 3197 21.40      
2 A1 1848 1848 374.52      
3 A1 1413 1413 0.00      
4 A1 868 868 16.89      
5 B1 769 769 72.95      
6 B1 428 428 5.91      
7 B2 3290 3290 3.15      
8 B2 959 959 0.65      
9 B2 366 366 2.12      

Unscaled Zero Point Vibrational Energy (zpe) 6569.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6569.0 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 CCSD=FULL/cc-pVQZ
ABC
9.66938 0.19013 0.18646

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.749
C2 0.000 0.000 -0.445
S3 0.000 0.000 1.109
H4 0.000 0.930 -2.291
H5 0.000 -0.930 -2.291

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.30372.85831.07661.0766
C21.30371.55472.06712.0671
S32.85831.55473.52563.5256
H41.07662.06713.52561.8600
H51.07662.06713.52561.8600

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 120.251
C2 C1 H5 120.251 H4 C1 H5 119.497
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability