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All results from a given calculation for BrF3 (Bromine trifluoride)

using model chemistry: mPW1PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at mPW1PW91/6-311G**
 hartrees
Energy at 0K-2873.656302
Energy at 298.15K-2873.660208
Nuclear repulsion energy322.882498
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 mPW1PW91/6-311G**
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 665 636 30.68      
2 A1 554 530 2.48      
3 A1 233 223 16.73      
4 B1 250 239 18.85      
5 B2 640 612 263.26      
6 B2 333 319 4.66      

Unscaled Zero Point Vibrational Energy (zpe) 1337.5 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 1279.6 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 mPW1PW91/6-311G**
ABC
0.34436 0.13252 0.09569

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 0.292
F2 0.000 0.000 -1.472
F3 0.000 1.830 0.168
F4 0.000 -1.830 0.168

Atom - Atom Distances (Å)
  Br1 F2 F3 F4
Br11.76401.83391.8339
F21.76402.45732.4573
F31.83392.45733.6595
F41.83392.45733.6595

picture of Bromine trifluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 Br1 F3 86.129 F2 Br1 F4 86.129
F3 Br1 F4 172.257
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br 1.102      
2 F -0.275      
3 F -0.413      
4 F -0.413      


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 1.676 1.676
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.216 0.000 0.000
y 0.000 -40.315 0.000
z 0.000 0.000 -30.981
Traceless
 xyz
x 4.432 0.000 0.000
y 0.000 -9.216 0.000
z 0.000 0.000 4.784
Polar
3z2-r29.569
x2-y29.099
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.754 0.000 0.000
y 0.000 5.414 0.000
z 0.000 0.000 3.197


<r2> (average value of r2) Å2
<r2> 104.599
(<r2>)1/2 10.227