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All results from a given calculation for BrF3 (Bromine trifluoride)

using model chemistry: MP2/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/aug-cc-pVTZ
 hartrees
Energy at 0K-2871.749334
Energy at 298.15K-2871.753322
HF Energy-2870.679032
Nuclear repulsion energy328.657489
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 MP2/aug-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 705 672 40.27      
2 A1 562 535 2.08      
3 A1 251 239 14.22      
4 B1 250 238 14.36      
5 B2 626 596 331.70      
6 B2 367 350 4.32      

Unscaled Zero Point Vibrational Energy (zpe) 1380.4 cm-1
Scaled (by 0.9529) Zero Point Vibrational Energy (zpe) 1315.4 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 MP2/aug-cc-pVTZ
ABC
0.36370 0.13618 0.09908

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 0.286
F2 0.000 0.000 -1.436
F3 0.000 1.806 0.162
F4 0.000 -1.806 0.162

Atom - Atom Distances (Å)
  Br1 F2 F3 F4
Br11.72161.81041.8104
F21.72162.41182.4118
F31.81042.41183.6124
F41.81042.41183.6124

picture of Bromine trifluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 Br1 F3 86.094 F2 Br1 F4 86.094
F3 Br1 F4 172.188
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability