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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: TPSSh/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at TPSSh/TZVP
 hartrees
Energy at 0K-437.501080
Energy at 298.15K-437.502464
HF Energy-437.501080
Nuclear repulsion energy44.606376
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 TPSSh/TZVP
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 3062 2951 32.20      
2 A1 1510 1455 6.00      
3 A1 1084 1045 13.76      
4 B1 1032 995 47.03      
5 B2 3147 3033 12.31      
6 B2 1008 971 4.31      

Unscaled Zero Point Vibrational Energy (zpe) 5421.5 cm-1
Scaled (by 0.9637) Zero Point Vibrational Energy (zpe) 5224.7 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 TPSSh/TZVP
ABC
9.80768 0.58545 0.55247

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/TZVP

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 -1.031
H3 0.000 0.923 -1.610
H4 0.000 -0.923 -1.610

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.61832.38382.3838
C21.61831.09021.0902
H32.38381.09021.8469
H42.38381.09021.8469

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 122.105 S1 C2 H4 122.105
H3 C2 H4 115.790
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.076      
2 C -0.225      
3 H 0.150      
4 H 0.150      


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 -1.826 1.826
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.420 0.000 0.000
y 0.000 2.982 0.000
z 0.000 0.000 6.461


<r2> (average value of r2) Å2
<r2> 30.671
(<r2>)1/2 5.538