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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: PBE1PBE/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 PBE1PBE/6-31G
 hartrees
Energy at 0K-437.216764
Energy at 298.15K-437.218151
HF Energy-437.216764
Nuclear repulsion energy43.854695
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 PBE1PBE/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 3150 3011 13.58      
2 A1 1537 1469 2.70      
3 A1 1056 1009 12.44      
4 B1 1054 1008 79.69      
5 B2 3256 3113 7.88      
6 B2 1045 999 9.80      

Unscaled Zero Point Vibrational Energy (zpe) 5548.7 cm-1
Scaled (by 0.9559) Zero Point Vibrational Energy (zpe) 5304.0 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 PBE1PBE/6-31G
ABC
9.76467 0.56292 0.53224

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.599
C2 0.000 0.000 -1.055
H3 0.000 0.925 -1.628
H4 0.000 -0.925 -1.628

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.65402.41182.4118
C21.65401.08861.0886
H32.41181.08861.8509
H42.41181.08861.8509

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 121.775 S1 C2 H4 121.775
H3 C2 H4 116.450
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.093      
2 C -0.529      
3 H 0.218      
4 H 0.218      


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 -2.164 2.164
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.664 0.000 0.000
y 0.000 -20.226 0.000
z 0.000 0.000 -17.465
Traceless
 xyz
x -0.818 0.000 0.000
y 0.000 -1.662 0.000
z 0.000 0.000 2.480
Polar
3z2-r24.961
x2-y20.562
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.710 0.000 0.000
y 0.000 2.468 0.000
z 0.000 0.000 5.978


<r2> (average value of r2) Å2
<r2> 31.375
(<r2>)1/2 5.601