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

using model chemistry: MP3=FULL/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C4V 1A1
Energy calculated at MP3=FULL/6-31+G**
 hartrees
Energy at 0K-3067.849434
Energy at 298.15K-3067.854872
HF Energy-3066.730930
Nuclear repulsion energy635.230957
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 MP3=FULL/6-31+G**
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 710 662 44.32      
2 A1 613 571 2.29      
3 A1 385 359 45.24      
4 B1 321 299 0.00      
5 B2 589 548 0.00      
6 B2 235 219 0.00      
7 E 685 639 344.93      
7 E 685 639 344.93      
8 E 424 395 6.48      
8 E 424 395 6.48      
9 E 249 232 0.44      
9 E 249 232 0.44      

Unscaled Zero Point Vibrational Energy (zpe) 2785.7 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 2595.1 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 MP3=FULL/6-31+G**
ABC
0.10118 0.10118 0.07030

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31+G**

Point Group is C4v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 0.274
F2 0.000 0.000 -1.457
F3 0.000 1.779 0.098
F4 -1.779 0.000 0.098
F5 0.000 -1.779 0.098
F6 1.779 0.000 0.098

Atom - Atom Distances (Å)
  Br1 F2 F3 F4 F5 F6
Br11.73121.78721.78721.78721.7872
F21.73122.36282.36282.36282.3628
F31.78722.36282.51533.55722.5153
F41.78722.36282.51532.51533.5572
F51.78722.36283.55722.51532.5153
F61.78722.36282.51533.55722.5153

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 84.358 F2 Br1 F4 84.358
F2 Br1 F5 84.358 F2 Br1 F6 84.358
F3 Br1 F4 89.446 F3 Br1 F5 168.716
F3 Br1 F6 89.446 F4 Br1 F5 89.446
F4 Br1 F6 168.716 F5 Br1 F6 89.446
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability