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 NaCl (Sodium Chloride)

using model chemistry: B3LYP/cc-pVQZ

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 B3LYP/cc-pVQZ
 hartrees
Energy at 0K-622.624231
Energy at 298.15K-622.624744
HF Energy-622.624231
Nuclear repulsion energy41.644011
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 B3LYP/cc-pVQZ
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 356 345 44.70      

Unscaled Zero Point Vibrational Energy (zpe) 178.1 cm-1
Scaled (by 0.9688) Zero Point Vibrational Energy (zpe) 172.6 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 B3LYP/cc-pVQZ
B
0.21524

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pVQZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Na1 0.000 0.000 -1.443
Cl2 0.000 0.000 0.934

Atom - Atom Distances (Å)
  Na1 Cl2
Na12.3762
Cl22.3762

picture of Sodium Chloride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Na 0.465      
2 Cl -0.465      


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 -8.749 8.749
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.644 0.000 0.000
y 0.000 -19.644 0.000
z 0.000 0.000 -10.934
Traceless
 xyz
x -4.355 0.000 0.000
y 0.000 -4.355 0.000
z 0.000 0.000 8.710
Polar
3z2-r217.420
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.226 0.000 0.000
y 0.000 4.226 0.000
z 0.000 0.000 5.744


<r2> (average value of r2) Å2
<r2> 48.167
(<r2>)1/2 6.940