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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: BLYP/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 BLYP/6-31G
 hartrees
Energy at 0K-437.392651
Energy at 298.15K-437.394006
HF Energy-437.392651
Nuclear repulsion energy43.255172
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 BLYP/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 3032 3009 23.33      
2 A1 1490 1479 6.05      
3 A1 978 971 10.30      
4 B1 997 990 66.08      
5 B2 3129 3106 18.15      
6 B2 1003 995 9.35      

Unscaled Zero Point Vibrational Energy (zpe) 5314.9 cm-1
Scaled (by 0.9924) Zero Point Vibrational Energy (zpe) 5274.5 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 BLYP/6-31G
ABC
9.63010 0.54646 0.51712

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.608
C2 0.000 0.000 -1.071
H3 0.000 0.932 -1.650
H4 0.000 -0.932 -1.650

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.67922.44312.4431
C21.67921.09721.0972
H32.44311.09721.8638
H42.44311.09721.8638

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 121.859 S1 C2 H4 121.859
H3 C2 H4 116.283
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.069      
2 C -0.419      
3 H 0.175      
4 H 0.175      


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 -2.043 2.043
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.548 0.000 0.000
y 0.000 -20.311 0.000
z 0.000 0.000 -17.533
Traceless
 xyz
x -0.626 0.000 0.000
y 0.000 -1.770 0.000
z 0.000 0.000 2.397
Polar
3z2-r24.793
x2-y20.763
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.727 0.000 0.000
y 0.000 2.543 0.000
z 0.000 0.000 6.014


<r2> (average value of r2) Å2
<r2> 31.933
(<r2>)1/2 5.651