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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: MP2/aug-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/aug-cc-pVQZ
 hartrees
Energy at 0K-436.926383
Energy at 298.15K-436.927767
HF Energy-436.564193
Nuclear repulsion energy44.854463
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/aug-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 3108 2952 24.94      
2 A1 1499 1423 1.90      
3 A1 1102 1046 3.49      
4 B1 1019 968 42.25      
5 B2 3205 3044 2.14      
6 B2 1011 960 2.19      

Unscaled Zero Point Vibrational Energy (zpe) 5471.6 cm-1
Scaled (by 0.9497) Zero Point Vibrational Energy (zpe) 5196.4 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 MP2/aug-cc-pVQZ
ABC
9.82139 0.59267 0.55894

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-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 0.923 -1.597
H4 0.000 -0.923 -1.597

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.60932.36822.3682
C21.60931.08551.0855
H32.36821.08551.8456
H42.36821.08551.8456

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 121.779 S1 C2 H4 121.779
H3 C2 H4 116.442
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability