return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: QCISD(T)/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 QCISD(T)/daug-cc-pVTZ
 hartrees
Energy at 0K-7772.727867
Energy at 298.15K 
HF Energy-7771.723181
Nuclear repulsion energy825.802327
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 QCISD(T)/daug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at QCISD(T)/daug-cc-pVTZ
ABC
0.04327 0.04327 0.02199

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/daug-cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 0.644
Br2 0.000 1.800 -0.043
Br3 1.558 -0.900 -0.043
Br4 -1.558 -0.900 -0.043

Atom - Atom Distances (Å)
  N1 Br2 Br3 Br4
N11.92641.92641.9264
Br21.92643.11703.1170
Br31.92643.11703.1170
Br41.92643.11703.1170

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 107.999 Br2 N1 Br4 107.999
Br3 N1 Br4 107.999
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability