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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: CCSD/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CCSD/aug-cc-pVTZ
 hartrees
Energy at 0K-436.922617
Energy at 298.15K-436.924003
HF Energy-436.557679
Nuclear repulsion energy44.756334
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 CCSD/aug-cc-pVTZ
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 2971 23.09      
2 A1 1513 1446 2.32      
3 A1 1098 1050 8.73      
4 B1 1022 976 40.94      
5 B2 3195 3054 2.66      
6 B2 1010 965 1.57      

Unscaled Zero Point Vibrational Energy (zpe) 5473.1 cm-1
Scaled (by 0.9558) Zero Point Vibrational Energy (zpe) 5231.2 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 CCSD/aug-cc-pVTZ
ABC
9.84731 0.58953 0.55623

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.585
C2 0.000 0.000 -1.026
H3 0.000 0.921 -1.603
H4 0.000 -0.921 -1.603

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.61172.37432.3743
C21.61171.08641.0864
H32.37431.08641.8411
H42.37431.08641.8411

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 122.076 S1 C2 H4 122.076
H3 C2 H4 115.847
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability