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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: PBEPBE/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 PBEPBE/cc-pVDZ
 hartrees
Energy at 0K-437.237703
Energy at 298.15K-437.239060
HF Energy-437.237703
Nuclear repulsion energy44.237165
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 PBEPBE/cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 2977 2960 33.32      
2 A1 1415 1407 6.76      
3 A1 1070 1063 11.62      
4 B1 968 962 37.24      
5 B2 3066 3048 12.78      
6 B2 959 954 3.70      

Unscaled Zero Point Vibrational Energy (zpe) 5227.6 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 5197.3 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 PBEPBE/cc-pVDZ
ABC
9.49219 0.57736 0.54426

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.592
C2 0.000 0.000 -1.036
H3 0.000 0.939 -1.628
H4 0.000 -0.939 -1.628

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.62792.41022.4102
C21.62791.10981.1098
H32.41021.10981.8773
H42.41021.10981.8773

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 122.241 S1 C2 H4 122.241
H3 C2 H4 115.518
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.076      
2 C -0.090      
3 H 0.083      
4 H 0.083      


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 -1.603 1.603
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.346 0.000 0.000
y 0.000 -20.035 0.000
z 0.000 0.000 -17.115
Traceless
 xyz
x -0.771 0.000 0.000
y 0.000 -1.804 0.000
z 0.000 0.000 2.575
Polar
3z2-r25.150
x2-y20.689
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.990 0.000 0.000
y 0.000 2.763 0.000
z 0.000 0.000 6.000


<r2> (average value of r2) Å2
<r2> 30.870
(<r2>)1/2 5.556