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All results from a given calculation for SO (Sulfur monoxide)

using model chemistry: MP4/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 3Σ
2 1 yes C*V 1Σ

State 1 (3Σ)

Jump to S2C1
Energy calculated at MP4/6-31G*
 hartrees
Energy at 0K-472.635726
Energy at 298.15K-472.635713
HF Energy-472.323435
Nuclear repulsion energy44.300399
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 MP4/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 1080 1031        

Unscaled Zero Point Vibrational Energy (zpe) 540.1 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 515.7 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 MP4/6-31G*
B
0.67649

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/6-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.510
O2 0.000 0.000 -1.019

Atom - Atom Distances (Å)
  S1 O2
S11.5288
O21.5288

picture of Sulfur monoxide state 1 conformation 1
More geometry information
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability

State 2 (1Σ)

Jump to S1C1
Energy calculated at MP4/6-31G*
 hartrees
Energy at 0K-472.598408
Energy at 298.15K 
HF Energy-472.253143
Nuclear repulsion energy43.554212
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 MP4/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 960 917        

Unscaled Zero Point Vibrational Energy (zpe) 480.1 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 458.4 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 MP4/6-31G*
B
0.65390

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/6-31G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.518
O2 0.000 0.000 -1.037

Atom - Atom Distances (Å)
  S1 O2
S11.5550
O21.5550

picture of Sulfur monoxide state 2 conformation 1
More geometry information
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability