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

using model chemistry: B2PLYP=FULLultrafine/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B2PLYP=FULLultrafine/daug-cc-pVTZ
 hartrees
Energy at 0K-7776.112306
Energy at 298.15K 
HF Energy-7775.747411
Nuclear repulsion energy823.967924
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 B2PLYP=FULLultrafine/daug-cc-pVTZ
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 444 444 1.07 10.30 0.04 0.07
2 A1 218 218 0.34 15.36 0.08 0.16
3 E 577 577 37.40 5.49 0.75 0.86
3 E 576 576 37.40 5.49 0.75 0.86
4 E 152 152 0.38 3.87 0.75 0.86
4 E 152 152 0.38 3.87 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1059.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1059.6 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 B2PLYP=FULLultrafine/daug-cc-pVTZ
ABC
0.04306 0.04306 0.02187

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/daug-cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 0.639
Br2 0.000 1.804 -0.043
Br3 1.562 -0.902 -0.043
Br4 -1.562 -0.902 -0.043

Atom - Atom Distances (Å)
  N1 Br2 Br3 Br4
N11.92881.92881.9288
Br21.92883.12503.1250
Br31.92883.12503.1250
Br41.92883.12503.1250

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 108.206 Br2 N1 Br4 108.206
Br3 N1 Br4 108.206
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability