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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: B3PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3PW91/6-31G(2df,p)
 hartrees
Energy at 0K-437.402545
Energy at 298.15K-437.403927
HF Energy-437.402545
Nuclear repulsion energy44.852837
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 B3PW91/6-31G(2df,p)
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 3076 2957 27.87      
2 A1 1485 1427 7.25      
3 A1 1107 1064 15.64      
4 B1 1032 992 38.20      
5 B2 3165 3043 5.61      
6 B2 995 957 3.39      

Unscaled Zero Point Vibrational Energy (zpe) 5429.9 cm-1
Scaled (by 0.9614) Zero Point Vibrational Energy (zpe) 5220.3 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 B3PW91/6-31G(2df,p)
ABC
9.79943 0.59316 0.55930

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G(2df,p)

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 -1.022
H3 0.000 0.924 -1.605
H4 0.000 -0.924 -1.605

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.60632.37612.3761
C21.60631.09231.0923
H32.37611.09231.8477
H42.37611.09231.8477

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 122.248 S1 C2 H4 122.248
H3 C2 H4 115.503
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.133      
2 C -0.226      
3 H 0.180      
4 H 0.180      


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 -1.842 1.842
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.377 0.000 0.000
y 0.000 -19.982 0.000
z 0.000 0.000 -16.794
Traceless
 xyz
x -0.989 0.000 0.000
y 0.000 -1.896 0.000
z 0.000 0.000 2.885
Polar
3z2-r25.770
x2-y20.605
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.564 0.000 0.000
y 0.000 3.339 0.000
z 0.000 0.000 5.894


<r2> (average value of r2) Å2
<r2> 30.278
(<r2>)1/2 5.503