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All results from a given calculation for NaI (Sodium Iodide)

using model chemistry: TPSSh/3-21G*

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 TPSSh/3-21G*
 hartrees
Energy at 0K-7051.633261
Energy at 298.15K 
HF Energy-7051.633261
Nuclear repulsion energy113.994039
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 TPSSh/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 251 243 27.99 21.16 0.18 0.30

Unscaled Zero Point Vibrational Energy (zpe) 125.7 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 121.4 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 TPSSh/3-21G*
B
0.11825

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Na1 0.000 0.000 -2.241
I2 0.000 0.000 0.465

Atom - Atom Distances (Å)
  Na1 I2
Na12.7064
I22.7064

picture of Sodium Iodide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Na 0.493      
2 I -0.493      


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 -8.611 8.611
CHELPG        
AIM        
ESP        


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 6.005 0.000 0.000
y 0.000 6.005 0.000
z 0.000 0.000 10.511


<r2> (average value of r2) Å2
<r2> 85.083
(<r2>)1/2 9.224