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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: BLYP/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at BLYP/6-31G(2df,p)
 hartrees
Energy at 0K-475.517858
Energy at 298.15K 
HF Energy-475.517858
Nuclear repulsion energy78.261696
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 BLYP/6-31G(2df,p)
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 3078 3061 20.99 181.05 0.12 0.22
2 A1 1788 1778 299.92 2.83 0.31 0.48
3 A1 1341 1334 2.20 22.63 0.54 0.70
4 A1 828 824 12.24 29.68 0.24 0.38
5 B1 654 651 69.26 0.12 0.75 0.86
6 B1 418 416 1.75 1.37 0.75 0.86
7 B2 3153 3136 2.63 108.12 0.75 0.86
8 B2 910 905 0.00 0.29 0.75 0.86
9 B2 361 359 1.47 0.08 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6266.2 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 6231.7 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 BLYP/6-31G(2df,p)
ABC
9.54830 0.18603 0.18247

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.765
C2 0.000 0.000 -0.451
S3 0.000 0.000 1.122
H4 0.000 0.936 -2.327
H5 0.000 -0.936 -2.327

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.31462.88711.09141.0914
C21.31461.57252.09652.0965
S32.88711.57253.57323.5732
H41.09142.09653.57321.8718
H51.09142.09653.57321.8718

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 120.957
C2 C1 H5 120.957 H4 C1 H5 118.086
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.493      
2 C 0.364      
3 S -0.162      
4 H 0.146      
5 H 0.146      


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 -1.217 1.217
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.784 0.000 0.000
y 0.000 -23.151 0.000
z 0.000 0.000 -21.520
Traceless
 xyz
x -4.448 0.000 0.000
y 0.000 1.000 0.000
z 0.000 0.000 3.448
Polar
3z2-r26.896
x2-y2-3.633
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.182 0.000 0.000
y 0.000 3.815 0.000
z 0.000 0.000 10.528


<r2> (average value of r2) Å2
<r2> 67.507
(<r2>)1/2 8.216