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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: PBE1PBE/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBE1PBE/6-311G**
 hartrees
Energy at 0K-475.342489
Energy at 298.15K 
HF Energy-475.342489
Nuclear repulsion energy78.922656
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 PBE1PBE/6-311G**
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 3166 3038 31.44 180.48 0.15 0.25
2 A1 1860 1784 426.97 11.44 0.11 0.19
3 A1 1363 1307 1.73 15.07 0.57 0.73
4 A1 876 840 17.44 31.35 0.29 0.45
5 B1 720 691 94.09 1.65 0.75 0.86
6 B1 424 407 5.89 0.51 0.75 0.86
7 B2 3253 3121 6.10 104.22 0.75 0.86
8 B2 919 882 0.06 0.91 0.75 0.86
9 B2 361 346 3.29 0.50 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6470.0 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 6207.3 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 PBE1PBE/6-311G**
ABC
9.58103 0.18933 0.18566

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.751
C2 0.000 0.000 -0.447
S3 0.000 0.000 1.112
H4 0.000 0.934 -2.302
H5 0.000 -0.934 -2.302

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.30382.86281.08451.0845
C21.30381.55912.07652.0765
S32.86281.55913.53903.5390
H41.08452.07653.53901.8686
H51.08452.07653.53901.8686

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 120.512
C2 C1 H5 120.512 H4 C1 H5 118.975
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.310      
2 C -0.114      
3 S 0.078      
4 H 0.173      
5 H 0.173      


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 -1.222 1.222
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.592 0.000 0.000
y 0.000 -23.391 0.000
z 0.000 0.000 -21.409
Traceless
 xyz
x -5.192 0.000 0.000
y 0.000 1.109 0.000
z 0.000 0.000 4.083
Polar
3z2-r28.166
x2-y2-4.201
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.656 0.000 0.000
y 0.000 3.166 0.000
z 0.000 0.000 10.728


<r2> (average value of r2) Å2
<r2> 66.787
(<r2>)1/2 8.172