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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: mPW1PW91/daug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at mPW1PW91/daug-cc-pVDZ
 hartrees
Energy at 0K-437.477011
Energy at 298.15K 
HF Energy-437.477011
Nuclear repulsion energy44.644125
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 mPW1PW91/daug-cc-pVDZ
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 3089 3089 30.83 148.46 0.11 0.19
2 A1 1482 1482 3.43 3.96 0.66 0.80
3 A1 1110 1110 14.20 39.44 0.12 0.21
4 B1 1039 1039 41.97 0.07 0.75 0.86
5 B2 3189 3189 3.92 114.46 0.75 0.86
6 B2 1000 1000 2.22 0.19 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5454.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5454.2 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 mPW1PW91/daug-cc-pVDZ
ABC
9.66536 0.58781 0.55411

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/daug-cc-pVDZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.587
C2 0.000 0.000 -1.028
H3 0.000 0.930 -1.607
H4 0.000 -0.930 -1.607

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.61502.38262.3826
C21.61501.09541.0954
H32.38261.09541.8604
H42.38261.09541.8604

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 121.878 S1 C2 H4 121.878
H3 C2 H4 116.243
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 0.231      
2 C 0.502      
3 H -0.366      
4 H -0.366      


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 -1.844 1.844
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.837 0.000 0.000
y 0.000 -20.471 0.000
z 0.000 0.000 -17.162
Traceless
 xyz
x -1.020 0.000 0.000
y 0.000 -1.972 0.000
z 0.000 0.000 2.992
Polar
3z2-r25.984
x2-y20.634
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.956 0.000 0.000
y 0.000 4.701 0.000
z 0.000 0.000 6.804


<r2> (average value of r2) Å2
<r2> 30.711
(<r2>)1/2 5.542