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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: B3LYP/SDD

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/SDD
 hartrees
Energy at 0K-475.515185
Energy at 298.15K 
HF Energy-475.515185
Nuclear repulsion energy77.173606
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/SDD
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 3159 3037 23.18 171.30 0.12 0.22
2 A1 1809 1739 327.32 7.66 0.13 0.23
3 A1 1395 1341 7.64 16.61 0.55 0.71
4 A1 805 774 16.22 28.88 0.36 0.53
5 B1 815 783 141.37 4.43 0.75 0.86
6 B1 402 386 9.70 0.17 0.75 0.86
7 B2 3257 3131 0.19 98.33 0.75 0.86
8 B2 954 917 0.68 0.90 0.75 0.86
9 B2 355 341 6.03 0.99 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6475.0 cm-1
Scaled (by 0.9613) Zero Point Vibrational Energy (zpe) 6224.4 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/SDD
ABC
9.60387 0.18051 0.17718

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.790
C2 0.000 0.000 -0.467
S3 0.000 0.000 1.140
H4 0.000 0.933 -2.350
H5 0.000 -0.933 -2.350

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.32282.93021.08811.0881
C21.32281.60742.10102.1010
S32.93021.60743.61233.6123
H41.08812.10103.61231.8664
H51.08812.10103.61231.8664

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 120.948
C2 C1 H5 120.948 H4 C1 H5 118.104
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.494      
2 C -0.225      
3 S 0.227      
4 H 0.246      
5 H 0.246      


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 -1.484 1.484
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.629 0.000 0.000
y 0.000 -23.326 0.000
z 0.000 0.000 -21.860
Traceless
 xyz
x -5.036 0.000 0.000
y 0.000 1.419 0.000
z 0.000 0.000 3.618
Polar
3z2-r27.235
x2-y2-4.303
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.099 0.000 0.000
y 0.000 2.768 0.000
z 0.000 0.000 10.329


<r2> (average value of r2) Å2
<r2> 69.276
(<r2>)1/2 8.323