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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: B3LYP/STO-3G

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/STO-3G
 hartrees
Energy at 0K-432.557870
Energy at 298.15K-432.559229
HF Energy-432.557870
Nuclear repulsion energy44.588165
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/STO-3G
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 3254 2904 0.10      
2 A1 1689 1507 3.63      
3 A1 1207 1077 6.01      
4 B1 1024 914 20.73      
5 B2 3382 3018 15.98      
6 B2 1104 986 0.20      

Unscaled Zero Point Vibrational Energy (zpe) 5830.0 cm-1
Scaled (by 0.8924) Zero Point Vibrational Energy (zpe) 5202.7 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/STO-3G
ABC
9.90451 0.58534 0.55268

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/STO-3G

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 -1.022
H3 0.000 0.919 -1.642
H4 0.000 -0.919 -1.642

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.61012.41212.4121
C21.61011.10861.1086
H32.41211.10861.8378
H42.41211.10861.8378

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 124.013 S1 C2 H4 124.013
H3 C2 H4 111.974
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.121      
2 C -0.259      
3 H 0.069      
4 H 0.069      


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 -0.641 0.641
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.445 0.000 0.000
y 0.000 -17.375 0.000
z 0.000 0.000 -16.557
Traceless
 xyz
x 0.521 0.000 0.000
y 0.000 -0.874 0.000
z 0.000 0.000 0.353
Polar
3z2-r20.706
x2-y20.930
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.715 0.000 0.000
y 0.000 0.909 0.000
z 0.000 0.000 3.167


<r2> (average value of r2) Å2
<r2> 29.371
(<r2>)1/2 5.419