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 NaBr (Sodium Bromide)

using model chemistry: CID/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at CID/6-31G*
 hartrees
Energy at 0K-2731.942865
Energy at 298.15K-2731.946240
HF Energy-2731.819116
Nuclear repulsion energy80.916373
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 CID/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 307 284 37.26      

Unscaled Zero Point Vibrational Energy (zpe) 153.6 cm-1
Scaled (by 0.9237) Zero Point Vibrational Energy (zpe) 141.9 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 CID/6-31G*
B
0.14936

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Na1 0.000 0.000 -1.916
Br2 0.000 0.000 0.602

Atom - Atom Distances (Å)
  Na1 Br2
Na12.5178
Br22.5178

picture of Sodium Bromide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at CID/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Na 0.590      
2 Br -0.590      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


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


<r2> (average value of r2) Å2
<r2> 65.301
(<r2>)1/2 8.081