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

using model chemistry: B2PLYP=FULL/cc-pVTZ-PP

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=FULL/cc-pVTZ-PP
 hartrees
Energy at 0K-1304.111515
Energy at 298.15K 
HF Energy-1303.773387
Nuclear repulsion energy460.376396
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=FULL/cc-pVTZ-PP
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 449 449 0.83 10.52 0.01 0.02
2 A1 214 214 0.41 14.10 0.11 0.19
3 E 567 567 42.96 5.09 0.75 0.86
3 E 567 567 42.96 5.09 0.75 0.86
4 E 150 150 0.51 4.38 0.75 0.86
4 E 150 150 0.51 4.38 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1048.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1048.3 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=FULL/cc-pVTZ-PP
ABC
0.04286 0.04286 0.02178

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 0.647
Br2 0.000 1.808 -0.043
Br3 1.566 -0.904 -0.043
Br4 -1.566 -0.904 -0.043

Atom - Atom Distances (Å)
  N1 Br2 Br3 Br4
N11.93531.93531.9353
Br21.93533.13173.1317
Br31.93533.13173.1317
Br41.93533.13173.1317

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 108.017 Br2 N1 Br4 108.017
Br3 N1 Br4 108.017
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability