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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: PBEPBE/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBE/6-31+G**
 hartrees
Energy at 0K-475.273700
Energy at 298.15K 
HF Energy-475.273700
Nuclear repulsion energy78.113312
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 PBEPBE/6-31+G**
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 3099 3063 27.48 207.60 0.13 0.23
2 A1 1793 1772 371.73 16.13 0.19 0.31
3 A1 1325 1310 3.12 18.12 0.61 0.76
4 A1 842 833 11.63 32.88 0.21 0.35
5 B1 653 646 105.41 5.11 0.75 0.86
6 B1 410 406 6.86 0.02 0.75 0.86
7 B2 3181 3145 5.66 109.29 0.75 0.86
8 B2 896 885 0.10 0.17 0.75 0.86
9 B2 349 345 3.90 0.15 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6273.5 cm-1
Scaled (by 0.9886) Zero Point Vibrational Energy (zpe) 6202.0 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 PBEPBE/6-31+G**
ABC
9.45823 0.18534 0.18177

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.770
C2 0.000 0.000 -0.450
S3 0.000 0.000 1.124
H4 0.000 0.940 -2.329
H5 0.000 -0.940 -2.329

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.32022.89361.09401.0940
C21.32021.57342.10152.1015
S32.89361.57343.57853.5785
H41.09402.10153.57851.8807
H51.09402.10153.57851.8807

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 120.738
C2 C1 H5 120.738 H4 C1 H5 118.523
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.051      
2 C -0.121      
3 S -0.216      
4 H 0.194      
5 H 0.194      


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 -1.136 1.136
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.834 0.000 0.000
y 0.000 -23.434 0.000
z 0.000 0.000 -21.807
Traceless
 xyz
x -5.213 0.000 0.000
y 0.000 1.387 0.000
z 0.000 0.000 3.827
Polar
3z2-r27.654
x2-y2-4.400
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.805 0.000 0.000
y 0.000 3.644 0.000
z 0.000 0.000 11.673


<r2> (average value of r2) Å2
<r2> 68.043
(<r2>)1/2 8.249