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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/6-31G(2df,p)
 hartrees
Energy at 0K-437.224531
Energy at 298.15K 
HF Energy-437.224531
Nuclear repulsion energy44.503891
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 PBEPBEultrafine/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 2995 2964 30.61 135.08 0.11 0.21
2 A1 1437 1422 8.67 11.00 0.51 0.67
3 A1 1069 1058 12.84 24.67 0.24 0.39
4 B1 989 978 35.91 0.13 0.75 0.86
5 B2 3079 3047 7.82 105.79 0.75 0.86
6 B2 965 955 3.69 4.43 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5266.6 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 5212.3 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 PBEPBEultrafine/6-31G(2df,p)
ABC
9.66534 0.58384 0.55058

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.589
C2 0.000 0.000 -1.030
H3 0.000 0.930 -1.619
H4 0.000 -0.930 -1.619

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.61892.39522.3952
C21.61891.10061.1006
H32.39521.10061.8604
H42.39521.10061.8604

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 122.309 S1 C2 H4 122.309
H3 C2 H4 115.382
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.134      
2 C -0.195      
3 H 0.164      
4 H 0.164      


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 -1.777 1.777
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.401 0.000 0.000
y 0.000 -20.045 0.000
z 0.000 0.000 -16.928
Traceless
 xyz
x -0.915 0.000 0.000
y 0.000 -1.880 0.000
z 0.000 0.000 2.795
Polar
3z2-r25.590
x2-y20.644
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.572 0.000 0.000
y 0.000 3.401 0.000
z 0.000 0.000 5.934


<r2> (average value of r2) Å2
<r2> 30.619
(<r2>)1/2 5.533