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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: TPSSh/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 TPSSh/TZVP
 hartrees
Energy at 0K-475.608552
Energy at 298.15K 
HF Energy-475.608552
Nuclear repulsion energy78.642517
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 TPSSh/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 3143 3029 22.67 189.48 0.14 0.24
2 A1 1819 1753 385.14 14.39 0.12 0.22
3 A1 1385 1334 1.34 16.57 0.58 0.73
4 A1 855 824 14.30 31.43 0.26 0.41
5 B1 712 686 95.29 2.12 0.75 0.86
6 B1 420 405 6.66 0.16 0.75 0.86
7 B2 3224 3107 3.75 100.37 0.75 0.86
8 B2 933 899 0.00 0.45 0.75 0.86
9 B2 356 343 3.36 0.25 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6423.0 cm-1
Scaled (by 0.9637) Zero Point Vibrational Energy (zpe) 6189.8 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 TPSSh/TZVP
ABC
9.61471 0.18786 0.18426

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

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 -0.450
S3 0.000 0.000 1.116
H4 0.000 0.933 -2.310
H5 0.000 -0.933 -2.310

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.30702.87361.08431.0843
C21.30701.56662.08082.0808
S32.87361.56663.55133.5513
H41.08432.08083.55131.8653
H51.08432.08083.55131.8653

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 120.669
C2 C1 H5 120.669 H4 C1 H5 118.663
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.275      
2 C 0.027      
3 S -0.070      
4 H 0.159      
5 H 0.159      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -1.182 1.182
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.254 0.000 0.000
y 0.000 3.488 0.000
z 0.000 0.000 11.042


<r2> (average value of r2) Å2
<r2> 67.123
(<r2>)1/2 8.193