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All results from a given calculation for S2 (Sulfur diatomic)

using model chemistry: MP3=FULL/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D*H 3Σg
2 1 yes D*H 1Σ

State 1 (3Σg)

Jump to S2C1
Energy calculated at MP3=FULL/6-31+G**
 hartrees
Energy at 0K-795.285325
Energy at 298.15K-795.285249
HF Energy-795.016713
Nuclear repulsion energy70.809430
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 MP3=FULL/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σg 725 675 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 362.3 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 337.6 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 MP3=FULL/6-31+G**
B
0.28811

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31+G**

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.950
S2 0.000 0.000 -0.950

Atom - Atom Distances (Å)
  S1 S2
S11.9008
S21.9008

picture of Sulfur diatomic state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

State 2 (1Σ)

Jump to S1C1
Energy calculated at MP3=FULL/6-31+G**
 hartrees
Energy at 0K-795.253118
Energy at 298.15K-795.253033
HF Energy-794.963835
Nuclear repulsion energy70.379129
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 MP3=FULL/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σg 703 655 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 351.6 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 327.6 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 MP3=FULL/6-31+G**
B
0.28462

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31+G**

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.954
S2 0.000 0.000 -0.954

Atom - Atom Distances (Å)
  S1 S2
S11.9075
S21.9075

picture of Sulfur diatomic state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability