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

using model chemistry: MP2/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/cc-pVTZ
 hartrees
Energy at 0K-2871.699245
Energy at 298.15K-2871.703263
HF Energy-2870.668811
Nuclear repulsion energy329.262371
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/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 704 668 40.24      
2 A1 570 541 2.06      
3 A1 254 241 15.14      
4 B1 258 245 15.94      
5 B2 648 616 307.23      
6 B2 368 349 4.28      

Unscaled Zero Point Vibrational Energy (zpe) 1400.6 cm-1
Scaled (by 0.9495) Zero Point Vibrational Energy (zpe) 1329.9 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/cc-pVTZ
ABC
0.36273 0.13705 0.09947

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 0.292
F2 0.000 0.000 -1.430
F3 0.000 1.799 0.147
F4 0.000 -1.799 0.147

Atom - Atom Distances (Å)
  Br1 F2 F3 F4
Br11.72211.80471.8047
F21.72212.39272.3927
F31.80472.39273.5978
F41.80472.39273.5978

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 85.406 F2 Br1 F4 85.406
F3 Br1 F4 170.812
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability