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

using model chemistry: CISD/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 CISD/6-31G*
 hartrees
Energy at 0K-472.602281
Energy at 298.15K-472.602281
HF Energy-472.326339
Nuclear repulsion energy45.107859
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 CISD/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 1191 1103 6.62      

Unscaled Zero Point Vibrational Energy (zpe) 595.6 cm-1
Scaled (by 0.9258) Zero Point Vibrational Energy (zpe) 551.4 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 CISD/6-31G*
B
0.70124

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.501
O2 0.000 0.000 -1.001

Atom - Atom Distances (Å)
  S1 O2
S11.5016
O21.5016

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 CISD/6-31G*
 hartrees
Energy at 0K-472.555677
Energy at 298.15K 
HF Energy-472.259552
Nuclear repulsion energy44.864537
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 CISD/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 1158 1072 6.42      

Unscaled Zero Point Vibrational Energy (zpe) 579.1 cm-1
Scaled (by 0.9258) Zero Point Vibrational Energy (zpe) 536.1 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 CISD/6-31G*
B
0.69370

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.503
O2 0.000 0.000 -1.007

Atom - Atom Distances (Å)
  S1 O2
S11.5098
O21.5098

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

Electronic state

Charges, Dipole, Quadrupole and Polarizability