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

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 C4V 1A1
Energy calculated at MP2/aug-cc-pVTZ
 hartrees
Energy at 0K-3071.137079
Energy at 298.15K-3071.142503
HF Energy-3069.491652
Nuclear repulsion energy642.658942
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 707 674 47.12      
2 A1 588 561 3.41      
3 A1 389 371 38.64      
4 B1 321 306 0.00      
5 B2 557 531 0.00      
6 B2 244 233 0.00      
7 E 657 626 323.08      
7 E 657 626 323.08      
8 E 433 413 5.58      
8 E 433 413 5.58      
9 E 245 233 0.33      
9 E 245 233 0.33      

Unscaled Zero Point Vibrational Energy (zpe) 2738.0 cm-1
Scaled (by 0.9529) Zero Point Vibrational Energy (zpe) 2609.1 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 MP2/aug-cc-pVTZ
ABC
0.10368 0.10368 0.07189

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

Point Group is C4v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 0.269
F2 0.000 0.000 -1.437
F3 0.000 1.757 0.098
F4 -1.757 0.000 0.098
F5 0.000 -1.757 0.098
F6 1.757 0.000 0.098

Atom - Atom Distances (Å)
  Br1 F2 F3 F4 F5 F6
Br11.70611.76511.76511.76511.7651
F21.70612.33282.33282.33282.3328
F31.76512.33282.48453.51362.4845
F41.76512.33282.48452.48453.5136
F51.76512.33283.51362.48452.4845
F61.76512.33282.48453.51362.4845

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 84.432 F2 Br1 F4 84.432
F2 Br1 F5 84.432 F2 Br1 F6 84.432
F3 Br1 F4 89.461 F3 Br1 F5 168.864
F3 Br1 F6 89.461 F4 Br1 F5 89.461
F4 Br1 F6 168.864 F5 Br1 F6 89.461
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability