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

using model chemistry: mPW1PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C4V 1A1
Energy calculated at mPW1PW91/3-21G
 hartrees
Energy at 0K-3057.970361
Energy at 298.15K-3057.974992
Nuclear repulsion energy622.027552
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 mPW1PW91/3-21G
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 627 598 25.25      
2 A1 542 517 1.75      
3 A1 313 299 49.94      
4 B1 250 239 0.00      
5 B2 522 498 0.00      
6 B2 175 167 0.00      
7 E 652 622 162.77      
7 E 652 622 162.77      
8 E 327 313 7.80      
8 E 327 313 7.80      
9 E 180 172 3.38      
9 E 180 172 3.38      

Unscaled Zero Point Vibrational Energy (zpe) 2374.0 cm-1
Scaled (by 0.9546) Zero Point Vibrational Energy (zpe) 2266.3 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 mPW1PW91/3-21G
ABC
0.09715 0.09715 0.06776

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G

Point Group is C4v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 0.298
F2 0.000 0.000 -1.480
F3 0.000 1.809 0.080
F4 -1.809 0.000 0.080
F5 0.000 -1.809 0.080
F6 1.809 0.000 0.080

Atom - Atom Distances (Å)
  Br1 F2 F3 F4 F5 F6
Br11.77851.82251.82251.82251.8225
F21.77852.38962.38962.38962.3896
F31.82252.38962.55893.61882.5589
F41.82252.38962.55892.55893.6188
F51.82252.38963.61882.55892.5589
F61.82252.38962.55893.61882.5589

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 83.141 F2 Br1 F4 83.141
F2 Br1 F5 83.141 F2 Br1 F6 83.141
F3 Br1 F4 89.183 F3 Br1 F5 166.282
F3 Br1 F6 89.183 F4 Br1 F5 89.183
F4 Br1 F6 166.282 F5 Br1 F6 89.183
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br 1.859      
2 F -0.326      
3 F -0.383      
4 F -0.383      
5 F -0.383      
6 F -0.383      


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 2.524 2.524
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.913 0.000 0.000
y 0.000 -46.913 0.000
z 0.000 0.000 -39.425
Traceless
 xyz
x -3.744 0.000 0.000
y 0.000 -3.744 0.000
z 0.000 0.000 7.487
Polar
3z2-r214.975
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 4.865 0.000 0.000
y 0.000 4.865 0.000
z 0.000 0.000 2.448


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