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All results from a given calculation for NBr3 (Nitrogen Tribromide)

using model chemistry: M06-2X/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at M06-2X/6-311G**
 hartrees
Energy at 0K-7777.132999
Energy at 298.15K-7777.142395
HF Energy-7777.132999
Nuclear repulsion energy824.644314
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 M06-2X/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 458 458 1.01      
2 A1 230 230 0.38      
3 E 631 631 41.45      
3 E 630 630 41.81      
4 E 163 163 0.29      
4 E 163 163 0.28      

Unscaled Zero Point Vibrational Energy (zpe) 1137.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1137.0 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 M06-2X/6-311G**
ABC
0.04305 0.04305 0.02183

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-311G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 0.601
Br2 0.000 1.806 -0.040
Br3 1.564 -0.903 -0.040
Br4 -1.564 -0.903 -0.040

Atom - Atom Distances (Å)
  N1 Br2 Br3 Br4
N11.91631.91631.9163
Br21.91633.12823.1282
Br31.91633.12823.1282
Br41.91633.12823.1282

picture of Nitrogen Tribromide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 N1 Br3 109.410 Br2 N1 Br4 109.410
Br3 N1 Br4 109.410
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.488      
2 Br 0.163      
3 Br 0.163      
4 Br 0.163      


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 -0.869 0.869
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -57.238 0.000 0.000
y 0.000 -57.238 0.000
z 0.000 0.000 -62.349
Traceless
 xyz
x 2.555 0.000 0.000
y 0.000 2.555 0.000
z 0.000 0.000 -5.111
Polar
3z2-r2-10.222
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 10.480 0.000 0.000
y 0.000 10.495 -0.002
z 0.000 -0.002 4.594


<r2> (average value of r2) Å2
<r2> 381.999
(<r2>)1/2 19.545