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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: HSEh1PBE/cc-pV(T+d)Z

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HSEh1PBE/cc-pV(T+d)Z
 hartrees
Energy at 0K-475.387868
Energy at 298.15K 
HF Energy-475.387868
Nuclear repulsion energy79.168878
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 HSEh1PBE/cc-pV(T+d)Z
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3162 3162 29.59      
2 A1 1848 1848 416.02      
3 A1 1367 1367 1.44      
4 A1 876 876 14.75      
5 B1 717 717 84.39      
6 B1 433 433 6.04      
7 B2 3247 3247 5.10      
8 B2 923 923 0.02      
9 B2 366 366 2.42      

Unscaled Zero Point Vibrational Energy (zpe) 6469.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6469.6 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 HSEh1PBE/cc-pV(T+d)Z
ABC
9.62138 0.19050 0.18681

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/cc-pV(T+d)Z

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.746
C2 0.000 0.000 -0.443
S3 0.000 0.000 1.108
H4 0.000 0.932 -2.297
H5 0.000 -0.932 -2.297

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.30262.85431.08271.0827
C21.30261.55172.07442.0744
S32.85431.55173.53013.5301
H41.08272.07443.53011.8647
H51.08272.07443.53011.8647

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 120.559
C2 C1 H5 120.559 H4 C1 H5 118.882
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/cc-pV(T+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.334      
2 C 0.054      
3 S -0.023      
4 H 0.151      
5 H 0.151      


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 -1.097 1.097
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.282 0.000 0.000
y 0.000 -23.307 0.000
z 0.000 0.000 -21.291
Traceless
 xyz
x -4.983 0.000 0.000
y 0.000 0.980 0.000
z 0.000 0.000 4.004
Polar
3z2-r28.008
x2-y2-3.975
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.547 0.000 0.000
y 0.000 3.919 0.000
z 0.000 0.000 10.928


<r2> (average value of r2) Å2
<r2> 66.375
(<r2>)1/2 8.147