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

using model chemistry: MP2=FULL/3-21G*

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 MP2=FULL/3-21G*
 hartrees
Energy at 0K-2463.342458
Energy at 298.15K 
HF Energy-2463.083748
Nuclear repulsion energy84.562846
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/3-21G*
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 1053 998 222.10      

Unscaled Zero Point Vibrational Energy (zpe) 526.3 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 499.0 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 MP2=FULL/3-21G*
B
0.43658

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/3-21G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Se1 0.000 0.000 0.324
O2 0.000 0.000 -1.378

Atom - Atom Distances (Å)
  Se1 O2
Se11.7021
O21.7021

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 MP2=FULL/3-21G*
 hartrees
Energy at 0K-2463.311330
Energy at 298.15K-2463.308784
Nuclear repulsion energy81.520918
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/3-21G*
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 712 675 1.30      

Unscaled Zero Point Vibrational Energy (zpe) 356.0 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 337.5 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/3-21G*
B
0.40574

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/3-21G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Se1 0.000 0.000 0.336
O2 0.000 0.000 -1.429

Atom - Atom Distances (Å)
  Se1 O2
Se11.7656
O21.7656

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