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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: HF/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 HF/6-31G
 hartrees
Energy at 0K-436.457637
Energy at 298.15K-436.459056
HF Energy-436.457637
Nuclear repulsion energy44.232790
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/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 3323 3000 9.97      
2 A1 1651 1491 1.60      
3 A1 1101 994 33.20      
4 B1 1162 1049 75.55      
5 B2 3428 3095 3.19      
6 B2 1109 1002 6.00      

Unscaled Zero Point Vibrational Energy (zpe) 5886.8 cm-1
Scaled (by 0.9029) Zero Point Vibrational Energy (zpe) 5315.2 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/6-31G
ABC
10.05674 0.57155 0.54081

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.595
C2 0.000 0.000 -1.047
H3 0.000 0.912 -1.614
H4 0.000 -0.912 -1.614

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.64202.38912.3891
C21.64201.07341.0734
H32.38911.07341.8239
H42.38911.07341.8239

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 121.834 S1 C2 H4 121.834
H3 C2 H4 116.333
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.063      
2 C -0.497      
3 H 0.217      
4 H 0.217      


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 -2.572 2.572
CHELPG 0.000 0.000 -2.563 2.563
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.206 0.000 0.000
y 0.000 -20.585 0.000
z 0.000 0.000 -17.643
Traceless
 xyz
x -1.092 0.000 0.000
y 0.000 -1.660 0.000
z 0.000 0.000 2.752
Polar
3z2-r25.504
x2-y20.378
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.654 0.000 0.000
y 0.000 2.357 0.000
z 0.000 0.000 6.403


<r2> (average value of r2) Å2
<r2> 31.275
(<r2>)1/2 5.592