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

using model chemistry: PBEPBE/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 PBEPBE/3-21G*
 hartrees
Energy at 0K-3057.462309
Energy at 298.15K-3057.467233
Nuclear repulsion energy623.848064
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 PBEPBE/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 662 631 41.45      
2 A1 593 566 1.83      
3 A1 304 290 22.26      
4 B1 281 268 0.00      
5 B2 568 542 0.00      
6 B2 182 173 0.00      
7 E 717 683 187.26      
7 E 717 683 187.26      
8 E 336 321 5.75      
8 E 336 321 5.75      
9 E 216 206 1.19      
9 E 216 206 1.19      

Unscaled Zero Point Vibrational Energy (zpe) 2563.3 cm-1
Scaled (by 0.9535) Zero Point Vibrational Energy (zpe) 2444.1 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 PBEPBE/3-21G*
ABC
0.09701 0.09701 0.06824

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

Point Group is C4v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 0.262
F2 0.000 0.000 -1.516
F3 0.000 1.803 0.124
F4 -1.803 0.000 0.124
F5 0.000 -1.803 0.124
F6 1.803 0.000 0.124

Atom - Atom Distances (Å)
  Br1 F2 F3 F4 F5 F6
Br11.77811.80821.80821.80821.8082
F21.77812.43782.43782.43782.4378
F31.80822.43782.54973.60592.5497
F41.80822.43782.54972.54973.6059
F51.80822.43783.60592.54972.5497
F61.80822.43782.54973.60592.5497

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 85.643 F2 Br1 F4 85.643
F2 Br1 F5 85.643 F2 Br1 F6 85.643
F3 Br1 F4 89.669 F3 Br1 F5 171.286
F3 Br1 F6 89.669 F4 Br1 F5 89.669
F4 Br1 F6 171.286 F5 Br1 F6 89.669
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br 1.204      
2 F -0.202      
3 F -0.251      
4 F -0.251      
5 F -0.251      
6 F -0.251      


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 1.412 1.412
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.144 0.000 0.000
y 0.000 -44.144 0.000
z 0.000 0.000 -39.207
Traceless
 xyz
x -2.469 0.000 0.000
y 0.000 -2.469 0.000
z 0.000 0.000 4.937
Polar
3z2-r29.874
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 4.606 0.000 0.000
y 0.000 4.606 0.000
z 0.000 0.000 2.790


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