return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: PBEPBEultrafine/aug-cc-pVDZ

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 PBEPBEultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-237.256589
Energy at 298.15K-237.256927
HF Energy-237.256589
Nuclear repulsion energy22.370195
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 PBEPBEultrafine/aug-cc-pVDZ
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 464 461 35.28      

Unscaled Zero Point Vibrational Energy (zpe) 231.9 cm-1
Scaled (by 0.9939) Zero Point Vibrational Energy (zpe) 230.5 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 PBEPBEultrafine/aug-cc-pVDZ
B
0.41243

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/aug-cc-pVDZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Na1 0.000 0.000 0.876
O2 0.000 0.000 -1.205

Atom - Atom Distances (Å)
  Na1 O2
Na12.0817
O22.0817

picture of sodium monoxide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Na 0.791      
2 O -0.791      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 7.603 7.603
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.846 0.000 0.000
y 0.000 -10.696 0.000
z 0.000 0.000 -13.007
Traceless
 xyz
x -0.994 0.000 0.000
y 0.000 2.230 0.000
z 0.000 0.000 -1.236
Polar
3z2-r2-2.473
x2-y2-2.150
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.494 0.000 0.000
y 0.000 3.170 0.000
z 0.000 0.000 8.201


<r2> (average value of r2) Å2
<r2> 27.680
(<r2>)1/2 5.261