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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: PBEPBEultrafine/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBEultrafine/6-311+G(3df,2p)
 hartrees
Energy at 0K-475.326647
Energy at 298.15K 
HF Energy-475.326647
Nuclear repulsion energy78.570773
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 PBEPBEultrafine/6-311+G(3df,2p)
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 3076 3076 28.02 205.68 0.11 0.20
2 A1 1786 1786 376.38 16.37 0.22 0.36
3 A1 1318 1318 3.60 18.18 0.57 0.72
4 A1 847 847 10.22 37.26 0.15 0.26
5 B1 655 655 79.67 4.61 0.75 0.86
6 B1 412 412 7.62 0.10 0.75 0.86
7 B2 3153 3153 5.14 100.55 0.75 0.86
8 B2 887 887 0.11 0.07 0.75 0.86
9 B2 350 350 3.11 0.01 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6242.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6242.5 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 PBEPBEultrafine/6-311+G(3df,2p)
ABC
9.54199 0.18757 0.18396

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/6-311+G(3df,2p)

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 -0.447
S3 0.000 0.000 1.117
H4 0.000 0.936 -2.318
H5 0.000 -0.936 -2.318

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.31232.87581.09051.0905
C21.31231.56352.09262.0926
S32.87581.56353.56023.5602
H41.09052.09263.56021.8724
H51.09052.09263.56021.8724

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 120.848
C2 C1 H5 120.848 H4 C1 H5 118.304
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.289      
2 C 0.188      
3 S -0.215      
4 H 0.158      
5 H 0.158      


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 -1.027 1.027
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.622 0.000 0.000
y 0.000 -23.563 0.000
z 0.000 0.000 -21.636
Traceless
 xyz
x -5.022 0.000 0.000
y 0.000 1.066 0.000
z 0.000 0.000 3.956
Polar
3z2-r27.912
x2-y2-4.058
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.982 0.000 0.000
y 0.000 4.812 0.000
z 0.000 0.000 11.805


<r2> (average value of r2) Å2
<r2> 67.379
(<r2>)1/2 8.208