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All results from a given calculation for CH2CS (Thioketene)

using model chemistry: HSEh1PBE/3-21G*

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/3-21G*
 hartrees
Energy at 0K-473.047181
Energy at 298.15K 
HF Energy-473.047181
Nuclear repulsion energy78.900737
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/3-21G*
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 3178 3051 33.26 156.59 0.12 0.22
2 A1 1883 1807 343.23 4.68 0.20 0.33
3 A1 1432 1375 5.35 21.56 0.56 0.72
4 A1 878 843 16.30 26.07 0.31 0.48
5 B1 800 768 129.49 1.01 0.75 0.86
6 B1 440 423 5.15 2.19 0.75 0.86
7 B2 3256 3126 5.30 104.38 0.75 0.86
8 B2 984 945 1.70 1.26 0.75 0.86
9 B2 373 358 3.43 0.35 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6612.7 cm-1
Scaled (by 0.9599) Zero Point Vibrational Energy (zpe) 6347.5 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 HSEh1PBE/3-21G*
ABC
9.65495 0.18916 0.18552

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -1.750
C2 0.000 0.000 -0.446
S3 0.000 0.000 1.112
H4 0.000 0.931 -2.310
H5 0.000 -0.931 -2.310

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5
C11.30452.86291.08601.0860
C21.30451.55842.08352.0835
S32.86291.55843.54683.5468
H41.08602.08353.54681.8614
H51.08602.08353.54681.8614

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 121.017
C2 C1 H5 121.017 H4 C1 H5 117.967
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.577      
2 C -0.068      
3 S 0.109      
4 H 0.268      
5 H 0.268      


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 -1.338 1.338
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.465 0.000 0.000
y 0.000 -23.255 0.000
z 0.000 0.000 -20.989
Traceless
 xyz
x -5.343 0.000 0.000
y 0.000 0.972 0.000
z 0.000 0.000 4.371
Polar
3z2-r28.742
x2-y2-4.210
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.009 0.000 0.000
y 0.000 2.973 0.000
z 0.000 0.000 9.891


<r2> (average value of r2) Å2
<r2> 66.712
(<r2>)1/2 8.168