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All results from a given calculation for BrF5 (bromine pentafluoride)

using model chemistry: MP2=FULL/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C4V 1A1
Energy calculated at MP2=FULL/6-311G*
 hartrees
Energy at 0K-3071.001405
Energy at 298.15K 
Nuclear repulsion energy628.076985
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=FULL/6-311G*
Rotational Constants (cm-1) from geometry optimized at MP2=FULL/6-311G*
ABC
0.09878 0.09878 0.06884

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G*

Point Group is C4v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 0.272
F2 0.000 0.000 -1.479
F3 0.000 1.795 0.105
F4 -1.795 0.000 0.105
F5 0.000 -1.795 0.105
F6 1.795 0.000 0.105

Atom - Atom Distances (Å)
  Br1 F2 F3 F4 F5 F6
Br11.75091.80281.80281.80281.8028
F21.75092.39402.39402.39402.3940
F31.80282.39402.53863.59022.5386
F41.80282.39402.53862.53863.5902
F51.80282.39403.59022.53862.5386
F61.80282.39402.53863.59022.5386

picture of bromine pentafluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 Br1 F3 84.687 F2 Br1 F4 84.687
F2 Br1 F5 84.687 F2 Br1 F6 84.687
F3 Br1 F4 89.509 F3 Br1 F5 169.374
F3 Br1 F6 89.509 F4 Br1 F5 89.509
F4 Br1 F6 169.374 F5 Br1 F6 89.509
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability