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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: B2PLYP=FULLultrafine/aug-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 B2PLYP=FULLultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-475.429862
Energy at 298.15K 
HF Energy-475.243504
Nuclear repulsion energy78.858119
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 B2PLYP=FULLultrafine/aug-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 3175 3045 26.77 197.74 0.10 0.18
2 A1 1814 1740 401.41 20.18 0.23 0.38
3 A1 1391 1334 0.55 17.55 0.55 0.71
4 A1 856 821 10.98 40.80 0.14 0.24
5 B1 719 689 76.71 5.40 0.75 0.86
6 B1 427 409 7.53 0.17 0.75 0.86
7 B2 3250 3117 4.34 93.88 0.75 0.86
8 B2 941 903 0.43 0.14 0.75 0.86
9 B2 362 347 2.51 0.01 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6466.8 cm-1
Scaled (by 0.9591) Zero Point Vibrational Energy (zpe) 6202.3 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 B2PLYP=FULLultrafine/aug-cc-pVTZ
ABC
9.66864 0.18882 0.18520

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.754
C2 0.000 0.000 -0.448
S3 0.000 0.000 1.113
H4 0.000 0.930 -2.301
H5 0.000 -0.930 -2.301

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.30672.86751.07911.0791
C21.30671.56082.07412.0741
S32.86751.56083.53913.5391
H41.07912.07413.53911.8601
H51.07912.07413.53911.8601

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 120.471
C2 C1 H5 120.471 H4 C1 H5 119.058
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP=FULLultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.759      
2 C 0.240      
3 S -0.183      
4 H 0.351      
5 H 0.351      


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 -1.010 1.010
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.720 0.000 0.000
y 0.000 -23.739 0.000
z 0.000 0.000 -21.966
Traceless
 xyz
x -4.868 0.000 0.000
y 0.000 1.104 0.000
z 0.000 0.000 3.764
Polar
3z2-r27.528
x2-y2-3.981
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.074 0.000 0.000
y 0.000 4.970 0.000
z 0.000 0.000 11.650


<r2> (average value of r2) Å2
<r2> 67.099
(<r2>)1/2 8.191