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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: mPW1PW91/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-437.496843
Energy at 298.15K 
HF Energy-437.496843
Nuclear repulsion energy45.056922
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/Def2TZVPP
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 3084 3084 30.55 150.81 0.11 0.20
2 A1 1497 1497 3.81 4.47 0.64 0.78
3 A1 1119 1119 14.45 30.06 0.22 0.37
4 B1 1039 1039 41.33 0.09 0.75 0.86
5 B2 3169 3169 6.13 107.65 0.75 0.86
6 B2 1006 1006 2.79 1.18 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5457.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5457.4 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/Def2TZVPP
ABC
9.85985 0.59879 0.56451

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/Def2TZVPP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.581
C2 0.000 0.000 -1.018
H3 0.000 0.921 -1.597
H4 0.000 -0.921 -1.597

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.59892.36502.3650
C21.59891.08811.0881
H32.36501.08811.8420
H42.36501.08811.8420

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 122.175 S1 C2 H4 122.175
H3 C2 H4 115.650
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.136      
2 C -0.103      
3 H 0.119      
4 H 0.119      


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 -1.731 1.731
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.573 0.000 0.000
y 0.000 -20.168 0.000
z 0.000 0.000 -17.088
Traceless
 xyz
x -0.945 0.000 0.000
y 0.000 -1.837 0.000
z 0.000 0.000 2.783
Polar
3z2-r25.565
x2-y20.595
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.006 0.000 0.000
y 0.000 3.492 0.000
z 0.000 0.000 6.404


<r2> (average value of r2) Å2
<r2> 30.248
(<r2>)1/2 5.500