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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: PBE1PBE/6-311G**

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/6-311G**
 hartrees
Energy at 0K-437.288233
Energy at 298.15K-437.289622
HF Energy-437.288233
Nuclear repulsion energy44.845133
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/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3084 2959 30.37      
2 A1 1498 1437 5.35      
3 A1 1115 1070 16.00      
4 B1 1037 995 55.43      
5 B2 3175 3046 8.25      
6 B2 1015 974 10.87      

Unscaled Zero Point Vibrational Energy (zpe) 5462.7 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 5240.9 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/6-311G**
ABC
9.77132 0.59303 0.55909

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.584
C2 0.000 0.000 -1.023
H3 0.000 0.925 -1.602
H4 0.000 -0.925 -1.602

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.60742.37352.3735
C21.60741.09101.0910
H32.37351.09101.8503
H42.37351.09101.8503

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 122.009 S1 C2 H4 122.009
H3 C2 H4 115.981
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.001      
2 C -0.338      
3 H 0.169      
4 H 0.169      


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 -1.833 1.833
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.839 0.000 0.000
y 0.000 -20.591 0.000
z 0.000 0.000 -17.471
Traceless
 xyz
x -0.808 0.000 0.000
y 0.000 -1.936 0.000
z 0.000 0.000 2.744
Polar
3z2-r25.489
x2-y20.752
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.023 0.000 0.000
y 0.000 2.659 0.000
z 0.000 0.000 6.196


<r2> (average value of r2) Å2
<r2> 30.638
(<r2>)1/2 5.535