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: BLYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C4V 1A1
Energy calculated at BLYP/3-21G
 hartrees
Energy at 0K-3057.903067
Energy at 298.15K-3057.906891
Nuclear repulsion energy592.625850
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 BLYP/3-21G
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 505 502 25.18      
2 A1 468 465 1.76      
3 A1 203 202 23.90      
4 B1 222 221 0.00      
5 B2 438 436 0.00      
6 B2 120 120 0.00      
7 E 567 564 116.91      
7 E 567 564 116.91      
8 E 253 252 4.60      
8 E 253 252 4.60      
9 E 165 164 1.77      
9 E 165 164 1.77      

Unscaled Zero Point Vibrational Energy (zpe) 1962.6 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 1951.8 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 BLYP/3-21G
ABC
0.08745 0.08745 0.06144

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/3-21G

Point Group is C4v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 0.263
F2 0.000 0.000 -1.599
F3 0.000 1.900 0.144
F4 -1.900 0.000 0.144
F5 0.000 -1.900 0.144
F6 1.900 0.000 0.144

Atom - Atom Distances (Å)
  Br1 F2 F3 F4 F5 F6
Br11.86161.90381.90381.90381.9038
F21.86162.57872.57872.57872.5787
F31.90382.57872.68723.80022.6872
F41.90382.57872.68722.68723.8002
F51.90382.57873.80022.68722.6872
F61.90382.57872.68723.80022.6872

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 86.440 F2 Br1 F4 86.440
F2 Br1 F5 86.440 F2 Br1 F6 86.440
F3 Br1 F4 89.779 F3 Br1 F5 172.880
F3 Br1 F6 89.779 F4 Br1 F5 89.779
F4 Br1 F6 172.880 F5 Br1 F6 89.779
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br 1.494      
2 F -0.259      
3 F -0.309      
4 F -0.309      
5 F -0.309      
6 F -0.309      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.862 1.862
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.344 0.000 0.000
y 0.000 -46.344 0.000
z 0.000 0.000 -39.425
Traceless
 xyz
x -3.460 0.000 0.000
y 0.000 -3.460 0.000
z 0.000 0.000 6.919
Polar
3z2-r213.838
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.671 0.000 0.000
y 0.000 5.671 0.000
z 0.000 0.000 2.907


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000