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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: B3PW91/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-437.443785
Energy at 298.15K-437.445169
HF Energy-437.443785
Nuclear repulsion energy44.877827
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/cc-pVTZ
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 3064 2946 32.11      
2 A1 1487 1430 3.91      
3 A1 1104 1061 14.02      
4 B1 1027 988 41.09      
5 B2 3149 3028 7.02      
6 B2 1001 963 2.53      

Unscaled Zero Point Vibrational Energy (zpe) 5415.6 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 5207.6 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/cc-pVTZ
ABC
9.82168 0.59362 0.55978

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

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 -1.602
H4 0.000 -0.923 -1.602

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.60642.37242.3724
C21.60641.08951.0895
H32.37241.08951.8456
H42.37241.08951.8456

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 122.114 S1 C2 H4 122.114
H3 C2 H4 115.772
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.099      
2 C -0.173      
3 H 0.136      
4 H 0.136      


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 -1.754 1.754
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.557 0.000 0.000
y 0.000 -20.170 0.000
z 0.000 0.000 -17.117
Traceless
 xyz
x -0.913 0.000 0.000
y 0.000 -1.833 0.000
z 0.000 0.000 2.746
Polar
3z2-r25.492
x2-y20.613
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.771 0.000 0.000
y 0.000 3.358 0.000
z 0.000 0.000 6.365


<r2> (average value of r2) Å2
<r2> 30.396
(<r2>)1/2 5.513