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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: MP2/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/cc-pVQZ
 hartrees
Energy at 0K-436.923130
Energy at 298.15K-436.924515
HF Energy-436.563920
Nuclear repulsion energy44.868344
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 MP2/cc-pVQZ
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 3111 2950 24.98      
2 A1 1500 1423 2.25      
3 A1 1103 1046 3.55      
4 B1 1023 970 41.49      
5 B2 3207 3042 3.17      
6 B2 1012 960 2.12      

Unscaled Zero Point Vibrational Energy (zpe) 5478.1 cm-1
Scaled (by 0.9484) Zero Point Vibrational Energy (zpe) 5195.5 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 MP2/cc-pVQZ
ABC
9.83422 0.59299 0.55927

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/cc-pVQZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.584
C2 0.000 0.000 -1.025
H3 0.000 0.922 -1.597
H4 0.000 -0.922 -1.597

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.60872.36782.3678
C21.60871.08531.0853
H32.36781.08531.8444
H42.36781.08531.8444

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 121.816 S1 C2 H4 121.816
H3 C2 H4 116.368
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability