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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: HF/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 HF/cc-pV(T+d)Z
 hartrees
Energy at 0K-474.421694
Energy at 298.15K 
HF Energy-474.421694
Nuclear repulsion energy79.570840
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 HF/cc-pV(T+d)Z
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 3295 3000 21.89 152.50 0.13 0.22
2 A1 1925 1753 578.59 49.35 0.23 0.38
3 A1 1498 1364 4.45 18.61 0.54 0.70
4 A1 905 824 41.22 36.07 0.24 0.38
5 B1 881 802 87.47 6.11 0.75 0.86
6 B1 466 425 5.24 0.58 0.75 0.86
7 B2 3384 3080 2.10 88.25 0.75 0.86
8 B2 1025 933 0.48 0.58 0.75 0.86
9 B2 401 365 0.97 0.67 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6889.9 cm-1
Scaled (by 0.9103) Zero Point Vibrational Energy (zpe) 6271.8 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 HF/cc-pV(T+d)Z
ABC
9.71807 0.19243 0.18869

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.738
C2 0.000 0.000 -0.445
S3 0.000 0.000 1.103
H4 0.000 0.928 -2.276
H5 0.000 -0.928 -2.276

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.29322.84081.07251.0725
C21.29321.54762.05292.0529
S32.84081.54763.50403.5040
H41.07252.05293.50401.8554
H51.07252.05293.50401.8554

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 120.118
C2 C1 H5 120.118 H4 C1 H5 119.765
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pV(T+d)Z Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.388      
2 C 0.084      
3 S -0.050      
4 H 0.177      
5 H 0.177      


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 -1.503 1.503
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.850 0.000 0.000
y 0.000 -23.713 0.000
z 0.000 0.000 -21.580
Traceless
 xyz
x -5.203 0.000 0.000
y 0.000 1.002 0.000
z 0.000 0.000 4.201
Polar
3z2-r28.403
x2-y2-4.136
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.500 0.000 0.000
y 0.000 3.827 0.000
z 0.000 0.000 10.980


<r2> (average value of r2) Å2
<r2> 66.082
(<r2>)1/2 8.129