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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: LSDA/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 LSDA/6-31G**
 hartrees
Energy at 0K-436.176836
Energy at 298.15K-436.178200
HF Energy-436.176836
Nuclear repulsion energy44.648237
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 LSDA/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 3003 2947 23.38      
2 A1 1443 1416 6.65      
3 A1 1091 1070 11.73      
4 B1 985 966 53.31      
5 B2 3094 3036 6.34      
6 B2 976 958 9.19      

Unscaled Zero Point Vibrational Energy (zpe) 5295.7 cm-1
Scaled (by 0.9813) Zero Point Vibrational Energy (zpe) 5196.7 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 LSDA/6-31G**
ABC
9.60324 0.58873 0.55472

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.586
C2 0.000 0.000 -1.026
H3 0.000 0.933 -1.613
H4 0.000 -0.933 -1.613

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.61192.38872.3887
C21.61191.10251.1025
H32.38871.10251.8664
H42.38871.10251.8664

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 122.170 S1 C2 H4 122.170
H3 C2 H4 115.661
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.016      
2 C -0.345      
3 H 0.181      
4 H 0.181      


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 -1.806 1.806
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.399 0.000 0.000
y 0.000 -20.069 0.000
z 0.000 0.000 -17.090
Traceless
 xyz
x -0.820 0.000 0.000
y 0.000 -1.824 0.000
z 0.000 0.000 2.645
Polar
3z2-r25.289
x2-y20.669
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.982 0.000 0.000
y 0.000 2.897 0.000
z 0.000 0.000 5.847


<r2> (average value of r2) Å2
<r2> 30.529
(<r2>)1/2 5.525