return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: CCSD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C4V 1A1
Energy calculated at CCSD/6-31G*
 hartrees
Energy at 0K-3067.749849
Energy at 298.15K-3067.755274
Nuclear repulsion energy635.856892
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/6-31G*
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 716 676 40.36      
2 A1 623 588 1.45      
3 A1 391 370 42.03      
4 B1 317 299 0.00      
5 B2 604 571 0.00      
6 B2 237 224 0.00      
7 E 702 663 278.11      
7 E 702 663 278.11      
8 E 418 395 7.63      
8 E 418 395 7.63      
9 E 245 231 0.75      
9 E 245 231 0.75      

Unscaled Zero Point Vibrational Energy (zpe) 2808.3 cm-1
Scaled (by 0.9443) Zero Point Vibrational Energy (zpe) 2651.9 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 CCSD/6-31G*
ABC
0.10137 0.10137 0.07059

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

Point Group is C4v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 0.276
F2 0.000 0.000 -1.454
F3 0.000 1.773 0.095
F4 -1.773 0.000 0.095
F5 0.000 -1.773 0.095
F6 1.773 0.000 0.095

Atom - Atom Distances (Å)
  Br1 F2 F3 F4 F5 F6
Br11.73081.78201.78201.78201.7820
F21.73082.35452.35452.35452.3545
F31.78202.35452.50713.54552.5071
F41.78202.35452.50712.50713.5455
F51.78202.35453.54552.50712.5071
F61.78202.35452.50713.54552.5071

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 84.161 F2 Br1 F4 84.161
F2 Br1 F5 84.161 F2 Br1 F6 84.161
F3 Br1 F4 89.407 F3 Br1 F5 168.321
F3 Br1 F6 89.407 F4 Br1 F5 89.407
F4 Br1 F6 168.321 F5 Br1 F6 89.407
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability