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All results from a given calculation for NaO (sodium monoxide)

using model chemistry: MP2/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 2Σ
Energy calculated at MP2/6-31G(2df,p)
 hartrees
Energy at 0K-236.844383
Energy at 298.15K-236.844793
HF Energy-236.651683
Nuclear repulsion energy23.816116
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 MP2/6-31G(2df,p)
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 564 533 62.30      

Unscaled Zero Point Vibrational Energy (zpe) 282.1 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 266.4 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 MP2/6-31G(2df,p)
B
0.46746

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Na1 0.000 0.000 0.823
O2 0.000 0.000 -1.132

Atom - Atom Distances (Å)
  Na1 O2
Na11.9553
O21.9553

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