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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: B1B95/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/cc-pVDZ
 hartrees
Energy at 0K-475.570279
Energy at 298.15K 
HF Energy-475.570279
Nuclear repulsion energy78.621292
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 B1B95/cc-pVDZ
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 3180 3056 31.89 180.44 0.12 0.21
2 A1 1872 1799 381.77 8.24 0.13 0.23
3 A1 1343 1291 1.59 16.26 0.57 0.72
4 A1 877 843 14.77 29.50 0.28 0.44
5 B1 692 665 83.00 0.90 0.75 0.86
6 B1 426 409 2.65 0.75 0.75 0.86
7 B2 3280 3152 6.96 109.40 0.75 0.86
8 B2 908 873 0.13 0.50 0.75 0.86
9 B2 358 344 1.78 0.53 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6467.5 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 6216.5 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 B1B95/cc-pVDZ
ABC
9.45106 0.18794 0.18428

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.758
C2 0.000 0.000 -0.448
S3 0.000 0.000 1.116
H4 0.000 0.941 -2.308
H5 0.000 -0.941 -2.308

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.30962.87391.08981.0898
C21.30961.56442.08422.0842
S32.87391.56443.55103.5510
H41.08982.08423.55101.8814
H51.08982.08423.55101.8814

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 120.324
C2 C1 H5 120.324 H4 C1 H5 119.352
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.094      
2 C -0.014      
3 S -0.065      
4 H 0.086      
5 H 0.086      


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 -1.118 1.118
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.956 0.000 0.000
y 0.000 -23.063 0.000
z 0.000 0.000 -21.199
Traceless
 xyz
x -4.825 0.000 0.000
y 0.000 1.015 0.000
z 0.000 0.000 3.810
Polar
3z2-r27.621
x2-y2-3.893
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.463 0.000 0.000
y 0.000 3.209 0.000
z 0.000 0.000 10.314


<r2> (average value of r2) Å2
<r2> 66.927
(<r2>)1/2 8.181