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All results from a given calculation for SeO (Selenium monoxide)

using model chemistry: QCISD(T)/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 1?

State 1 (3Σ)

Jump to S2C1
Energy calculated at QCISD(T)/6-31G*
 hartrees
Energy at 0K-2472.681275
Energy at 298.15K 
HF Energy-2472.375312
Nuclear repulsion energy85.944987
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 QCISD(T)/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 902 865        

Unscaled Zero Point Vibrational Energy (zpe) 450.8 cm-1
Scaled (by 0.9593) Zero Point Vibrational Energy (zpe) 432.5 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 QCISD(T)/6-31G*
B
0.45101

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Se1 0.000 0.000 0.319
O2 0.000 0.000 -1.356

Atom - Atom Distances (Å)
  Se1 O2
Se11.6747
O21.6747

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

State 2 (1?)

Jump to S1C1
Energy calculated at QCISD(T)/6-31G*
 hartrees
Energy at 0K-2472.646841
Energy at 298.15K-2472.644339
Nuclear repulsion energy84.909283
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 QCISD(T)/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 834 800        

Unscaled Zero Point Vibrational Energy (zpe) 417.0 cm-1
Scaled (by 0.9593) Zero Point Vibrational Energy (zpe) 400.0 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 QCISD(T)/6-31G*
B
0.44020

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Se1 0.000 0.000 0.323
O2 0.000 0.000 -1.372

Atom - Atom Distances (Å)
  Se1 O2
Se11.6951
O21.6951

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