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All results from a given calculation for NaBr (Sodium Bromide)

using model chemistry: MP2/LANL2DZ

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 MP2/LANL2DZ
 hartrees
Energy at 0K-13.220254
Energy at 298.15K-13.223604
HF Energy-13.194880
Nuclear repulsion energy1.416607
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/LANL2DZ
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 286 276 34.74      

Unscaled Zero Point Vibrational Energy (zpe) 143.2 cm-1
Scaled (by 0.9631) Zero Point Vibrational Energy (zpe) 137.9 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 MP2/LANL2DZ
B
0.13848

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/LANL2DZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Na1 0.000 0.000 -1.990
Br2 0.000 0.000 0.625

Atom - Atom Distances (Å)
  Na1 Br2
Na12.6149
Br22.6149

picture of Sodium Bromide state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at MP2/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Na 0.652      
2 Br -0.652      


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> 0.000
(<r2>)1/2 0.000