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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: mPW1PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at mPW1PW91/6-311G*
 hartrees
Energy at 0K-437.482783
Energy at 298.15K-437.484173
HF Energy-437.482783
Nuclear repulsion energy44.863728
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 mPW1PW91/6-311G*
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 3093 2952 38.47      
2 A1 1522 1453 6.30      
3 A1 1114 1064 16.19      
4 B1 1038 991 56.92      
5 B2 3182 3037 12.11      
6 B2 1028 981 11.38      

Unscaled Zero Point Vibrational Energy (zpe) 5488.7 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 5238.4 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 mPW1PW91/6-311G*
ABC
9.82618 0.59317 0.55940

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G*

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 0.923 -1.603
H4 0.000 -0.923 -1.603

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.60692.37342.3734
C21.60691.08971.0897
H32.37341.08971.8451
H42.37341.08971.8451

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 122.151 S1 C2 H4 122.151
H3 C2 H4 115.698
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.021      
2 C -0.535      
3 H 0.257      
4 H 0.257      


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 -1.835 1.835
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.854 0.000 0.000
y 0.000 -20.547 0.000
z 0.000 0.000 -17.360
Traceless
 xyz
x -0.901 0.000 0.000
y 0.000 -1.939 0.000
z 0.000 0.000 2.840
Polar
3z2-r25.680
x2-y20.693
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.970 0.000 0.000
y 0.000 2.629 0.000
z 0.000 0.000 6.146


<r2> (average value of r2) Å2
<r2> 30.600
(<r2>)1/2 5.532