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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: CCSD(T)=FULL/cc-pV(T+d)Z

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(T)=FULL/cc-pV(T+d)Z
 hartrees
Energy at 0K-475.085184
Energy at 298.15K 
HF Energy-474.421065
Nuclear repulsion energy78.817966
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(T)=FULL/cc-pV(T+d)Z
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 3191 3060        
2 A1 1816 1741        
3 A1 1408 1351        
4 A1 852 817        
5 B1 744 714        
6 B1 426 408        
7 B2 3260 3127        
8 B2 948 909        
9 B2 362 347        

Unscaled Zero Point Vibrational Energy (zpe) 6502.9 cm-1
Scaled (by 0.9591) Zero Point Vibrational Energy (zpe) 6236.9 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(T)=FULL/cc-pV(T+d)Z
ABC
9.65787 0.18853 0.18492

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/cc-pV(T+d)Z

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.757
C2 0.000 0.000 -0.446
S3 0.000 0.000 1.114
H4 0.000 0.931 -2.300
H5 0.000 -0.931 -2.300

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.31142.87121.07691.0769
C21.31141.55982.07402.0740
S32.87121.55983.53793.5379
H41.07692.07403.53791.8611
H51.07692.07403.53791.8611

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 120.222
C2 C1 H5 120.222 H4 C1 H5 119.557
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability