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All results from a given calculation for H2CS (Thioformaldehyde)

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-437.488591
Energy at 298.15K-437.489970
HF Energy-437.488591
Nuclear repulsion energy44.681930
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 3076 2956 27.53      
2 A1 1465 1408 5.59      
3 A1 1116 1073 13.58      
4 B1 1010 971 38.35      
5 B2 3171 3048 8.90      
6 B2 987 949 3.17      

Unscaled Zero Point Vibrational Energy (zpe) 5412.2 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 5202.2 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
9.66522 0.58917 0.55532

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)
S1 0.000 0.000 0.586
C2 0.000 0.000 -1.026
H3 0.000 0.930 -1.611
H4 0.000 -0.930 -1.611

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.61162.38582.3858
C21.61161.09901.0990
H32.38581.09901.8604
H42.38581.09901.8604

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 122.179 S1 C2 H4 122.179
H3 C2 H4 115.641
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 S -0.082      
2 C -0.083      
3 H 0.083      
4 H 0.083      


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 -1.666 1.666
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.292 0.000 0.000
y 0.000 -19.943 0.000
z 0.000 0.000 -16.991
Traceless
 xyz
x -0.825 0.000 0.000
y 0.000 -1.801 0.000
z 0.000 0.000 2.627
Polar
3z2-r25.253
x2-y20.651
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.970 0.000 0.000
y 0.000 2.694 0.000
z 0.000 0.000 5.906


<r2> (average value of r2) Å2
<r2> 30.432
(<r2>)1/2 5.517