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

using model chemistry: CCSD=FULL/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CCSD=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-7772.159303
Energy at 298.15K 
HF Energy-7771.485059
Nuclear repulsion energy820.206790
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 CCSD=FULL/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 460 460 1.28      
2 A1 220 220 0.35      
3 E 612 612 19.73      
3 E 612 612 19.73      
4 E 158 158 0.20      
4 E 158 158 0.20      

Unscaled Zero Point Vibrational Energy (zpe) 1109.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1109.4 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 CCSD=FULL/aug-cc-pVDZ
ABC
0.04269 0.04269 0.02169

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/aug-cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 0.652
Br2 0.000 1.812 -0.043
Br3 1.569 -0.906 -0.043
Br4 -1.569 -0.906 -0.043

Atom - Atom Distances (Å)
  N1 Br2 Br3 Br4
N11.94041.94041.9404
Br21.94043.13793.1379
Br31.94043.13793.1379
Br41.94043.13793.1379

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 107.913 Br2 N1 Br4 107.913
Br3 N1 Br4 107.913
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability