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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: B3LYP/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYP/6-31G*
 hartrees
Energy at 0K-437.462334
Energy at 298.15K-437.463714
HF Energy-437.462334
Nuclear repulsion energy44.576313
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 B3LYP/6-31G*
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 3092 2969 29.63      
2 A1 1527 1466 8.89      
3 A1 1087 1044 15.21      
4 B1 1031 990 46.99      
5 B2 3174 3048 10.82      
6 B2 1019 979 6.47      

Unscaled Zero Point Vibrational Energy (zpe) 5464.9 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 5247.9 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 B3LYP/6-31G*
ABC
9.80967 0.58469 0.55180

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.588
C2 0.000 0.000 -1.030
H3 0.000 0.923 -1.615
H4 0.000 -0.923 -1.615

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.61842.38862.3886
C21.61841.09281.0928
H32.38861.09281.8467
H42.38861.09281.8467

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 122.334 S1 C2 H4 122.334
H3 C2 H4 115.332
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.029      
2 C -0.357      
3 H 0.193      
4 H 0.193      


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 -1.893 1.893
CHELPG 0.000 0.000 -1.907 1.907
AIM 0.000 0.000 -1.845 1.845
ESP 0.000 0.000 -1.934 1.934


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.435 0.000 0.000
y 0.000 -20.191 0.000
z 0.000 0.000 -17.039
Traceless
 xyz
x -0.820 0.000 0.000
y 0.000 -1.954 0.000
z 0.000 0.000 2.774
Polar
3z2-r25.548
x2-y20.757
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.944 0.000 0.000
y 0.000 2.803 0.000
z 0.000 0.000 5.855


<r2> (average value of r2) Å2
<r2> 30.621
(<r2>)1/2 5.534