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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: B3LYP/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYP/cc-pVTZ
 hartrees
Energy at 0K-475.620447
Energy at 298.15K 
HF Energy-475.620447
Nuclear repulsion energy78.882757
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 B3LYP/cc-pVTZ
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 3141 3036 24.14 187.50 0.13 0.23
2 A1 1820 1759 399.78 11.41 0.18 0.31
3 A1 1379 1333 0.81 17.33 0.56 0.72
4 A1 858 830 14.51 31.77 0.24 0.39
5 B1 720 696 81.48 1.95 0.75 0.86
6 B1 424 410 5.41 0.31 0.75 0.86
7 B2 3219 3112 3.26 101.52 0.75 0.86
8 B2 933 902 0.03 0.37 0.75 0.86
9 B2 364 352 2.19 0.29 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6429.3 cm-1
Scaled (by 0.9666) Zero Point Vibrational Energy (zpe) 6214.5 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 B3LYP/cc-pVTZ
ABC
9.66547 0.18902 0.18540

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.752
C2 0.000 0.000 -0.448
S3 0.000 0.000 1.113
H4 0.000 0.930 -2.304
H5 0.000 -0.930 -2.304

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.30382.86471.08191.0819
C21.30381.56102.07632.0763
S32.86471.56103.54163.5416
H41.08192.07633.54161.8604
H51.08192.07633.54161.8604

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 120.711
C2 C1 H5 120.711 H4 C1 H5 118.579
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.331      
2 C 0.054      
3 S -0.016      
4 H 0.147      
5 H 0.147      


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 -1.114 1.114
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.381 0.000 0.000
y 0.000 -23.482 0.000
z 0.000 0.000 -21.618
Traceless
 xyz
x -4.831 0.000 0.000
y 0.000 1.017 0.000
z 0.000 0.000 3.813
Polar
3z2-r27.627
x2-y2-3.899
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.534 0.000 0.000
y 0.000 3.926 0.000
z 0.000 0.000 10.993


<r2> (average value of r2) Å2
<r2> 66.876
(<r2>)1/2 8.178