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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: HSEh1PBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HSEh1PBE/STO-3G
 hartrees
Energy at 0K-469.983633
Energy at 298.15K 
HF Energy-469.983633
Nuclear repulsion energy78.582886
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 HSEh1PBE/STO-3G
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 3420 3020 80.63 88.00 0.14 0.24
2 A1 2042 1803 165.09 0.36 0.33 0.49
3 A1 1539 1359 0.56 24.06 0.66 0.80
4 A1 931 822 4.52 20.79 0.32 0.48
5 B1 776 685 59.56 0.00 0.75 0.86
6 B1 421 372 0.21 0.67 0.75 0.86
7 B2 3558 3142 8.80 67.99 0.75 0.86
8 B2 1033 912 1.34 0.49 0.75 0.86
9 B2 357 315 0.39 0.27 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 7037.7 cm-1
Scaled (by 0.8831) Zero Point Vibrational Energy (zpe) 6215.0 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 HSEh1PBE/STO-3G
ABC
9.62038 0.18751 0.18393

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.759
C2 0.000 0.000 -0.442
S3 0.000 0.000 1.116
H4 0.000 0.932 -2.330
H5 0.000 -0.932 -2.330

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.31742.87551.09311.0931
C21.31741.55822.10552.1055
S32.87551.55823.56993.5699
H41.09312.10553.56991.8648
H51.09312.10553.56991.8648

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 121.460
C2 C1 H5 121.460 H4 C1 H5 117.079
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.243      
2 C -0.120      
3 S 0.172      
4 H 0.095      
5 H 0.095      


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 0.023 0.023
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.091 0.000 0.000
y 0.000 -20.449 0.000
z 0.000 0.000 -21.201
Traceless
 xyz
x -2.266 0.000 0.000
y 0.000 1.698 0.000
z 0.000 0.000 0.569
Polar
3z2-r21.137
x2-y2-2.643
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.494 0.000 0.000
y 0.000 1.414 0.000
z 0.000 0.000 6.180


<r2> (average value of r2) Å2
<r2> 65.752
(<r2>)1/2 8.109