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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: HF/aug-cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/aug-cc-pVQZ
 hartrees
Energy at 0K-436.564622
Energy at 298.15K-436.566047
HF Energy-436.564622
Nuclear repulsion energy45.342484
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 HF/aug-cc-pVQZ
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 3240 2943 27.80      
2 A1 1622 1474 3.07      
3 A1 1173 1065 34.71      
4 B1 1157 1051 44.18      
5 B2 3326 3022 1.98      
6 B2 1076 978 1.26      

Unscaled Zero Point Vibrational Energy (zpe) 5796.7 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 5266.3 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 HF/aug-cc-pVQZ
ABC
10.04798 0.60573 0.57129

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVQZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.578
C2 0.000 0.000 -1.013
H3 0.000 0.912 -1.584
H4 0.000 -0.912 -1.584

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.59062.34682.3468
C21.59061.07661.0766
H32.34681.07661.8247
H42.34681.07661.8247

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 122.070 S1 C2 H4 122.070
H3 C2 H4 115.859
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.072      
2 C -0.851      
3 H 0.390      
4 H 0.390      


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 -2.101 2.101
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.174 0.000 0.000
y 0.000 -20.662 0.000
z 0.000 0.000 -17.016
Traceless
 xyz
x -1.335 0.000 0.000
y 0.000 -2.067 0.000
z 0.000 0.000 3.403
Polar
3z2-r26.805
x2-y20.488
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.948 0.000 0.000
y 0.000 4.460 0.000
z 0.000 0.000 6.780


<r2> (average value of r2) Å2
<r2> 30.226
(<r2>)1/2 5.498