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All results from a given calculation for H2CS (Thioformaldehyde)

using model chemistry: MP2=FULL/6-31G**

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=FULL/6-31G**
 hartrees
Energy at 0K-436.786660
Energy at 298.15K-436.788057
HF Energy-436.509632
Nuclear repulsion energy44.747524
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=FULL/6-31G**
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 3179 2970 24.26      
2 A1 1569 1467 6.73      
3 A1 1117 1043 1.72      
4 B1 1050 981 49.95      
5 B2 3278 3063 9.40      
6 B2 1056 987 5.43      

Unscaled Zero Point Vibrational Energy (zpe) 5624.4 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 5255.5 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=FULL/6-31G**
ABC
9.89485 0.58890 0.55582

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.586
C2 0.000 0.000 -1.028
H3 0.000 0.919 -1.604
H4 0.000 -0.919 -1.604

Atom - Atom Distances (Å)
  S1 C2 H3 H4
S11.61392.37502.3750
C21.61391.08491.0849
H32.37501.08491.8387
H42.37501.08491.8387

picture of Thioformaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H3 122.066 S1 C2 H4 122.066
H3 C2 H4 115.869
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability