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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: B2PLYP/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 B2PLYP/6-31G**
 hartrees
Energy at 0K-437.260245
Energy at 298.15K-437.261632
HF Energy-437.171603
Nuclear repulsion energy44.611873
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 B2PLYP/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 3127 3127 26.88      
2 A1 1538 1538 8.14      
3 A1 1086 1086 11.17      
4 B1 1040 1040 45.74      
5 B2 3219 3219 9.27      
6 B2 1031 1031 5.74      

Unscaled Zero Point Vibrational Energy (zpe) 5520.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5520.4 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 B2PLYP/6-31G**
ABC
9.85137 0.58524 0.55243

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/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 -1.031
H3 0.000 0.921 -1.610
H4 0.000 -0.921 -1.610

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.61862.38332.3833
C21.61861.08841.0884
H32.38331.08841.8428
H42.38331.08841.8428

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 122.160 S1 C2 H4 122.160
H3 C2 H4 115.680
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.025      
2 C -0.277      
3 H 0.151      
4 H 0.151      


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 -1.840 1.840
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.476 0.000 0.000
y 0.000 -20.298 0.000
z 0.000 0.000 -17.222
Traceless
 xyz
x -0.717 0.000 0.000
y 0.000 -1.948 0.000
z 0.000 0.000 2.665
Polar
3z2-r25.330
x2-y20.821
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.951 0.000 0.000
y 0.000 2.793 0.000
z 0.000 0.000 5.779


<r2> (average value of r2) Å2
<r2> 30.653
(<r2>)1/2 5.537