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

using model chemistry: HF/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C4V 1A1
Energy calculated at HF/CEP-121G
 hartrees
Energy at 0K-131.831650
Energy at 298.15K-131.836794
Nuclear repulsion energy167.068804
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 HF/CEP-121G
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 656 598 21.69      
2 A1 574 524 3.28      
3 A1 360 328 86.02      
4 B1 285 261 0.00      
5 B2 574 524 0.00      
6 B2 222 202 0.00      
7 E 702 641 313.07      
7 E 702 641 313.07      
8 E 370 337 10.84      
8 E 370 337 10.84      
9 E 216 197 1.35      
9 E 216 197 1.35      

Unscaled Zero Point Vibrational Energy (zpe) 2622.4 cm-1
Scaled (by 0.9125) Zero Point Vibrational Energy (zpe) 2392.9 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 HF/CEP-121G
ABC
0.09391 0.09391 0.06583

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G

Point Group is C4v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 0.309
F2 0.000 0.000 -1.513
F3 0.000 1.836 0.078
F4 -1.836 0.000 0.078
F5 0.000 -1.836 0.078
F6 1.836 0.000 0.078

Atom - Atom Distances (Å)
  Br1 F2 F3 F4 F5 F6
Br11.82201.85021.85021.85021.8502
F21.82202.42902.42902.42902.4290
F31.85022.42902.59603.67142.5960
F41.85022.42902.59602.59603.6714
F51.85022.42903.67142.59602.5960
F61.85022.42902.59603.67142.5960

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 82.818 F2 Br1 F4 82.818
F2 Br1 F5 82.818 F2 Br1 F6 82.818
F3 Br1 F4 89.104 F3 Br1 F5 165.636
F3 Br1 F6 89.104 F4 Br1 F5 89.104
F4 Br1 F6 165.636 F5 Br1 F6 89.104
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br 2.017      
2 F -0.258      
3 F -0.440      
4 F -0.440      
5 F -0.440      
6 F -0.440      


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 2.601 2.601
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -49.176 0.000 0.000
y 0.000 -49.176 0.000
z 0.000 0.000 -38.330
Traceless
 xyz
x -5.423 0.000 0.000
y 0.000 -5.423 0.000
z 0.000 0.000 10.846
Polar
3z2-r221.692
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 7.484 0.000 0.000
y 0.000 7.484 0.000
z 0.000 0.000 3.629


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