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

using model chemistry: mPW1PW91/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at mPW1PW91/6-31+G**
 hartrees
Energy at 0K-2871.180043
Energy at 298.15K-2871.183956
Nuclear repulsion energy323.551867
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 mPW1PW91/6-31+G**
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 693 659 39.09      
2 A1 563 535 3.26      
3 A1 232 220 14.77      
4 B1 255 242 16.43      
5 B2 627 597 345.22      
6 B2 333 317 3.56      

Unscaled Zero Point Vibrational Energy (zpe) 1350.8 cm-1
Scaled (by 0.9518) Zero Point Vibrational Energy (zpe) 1285.7 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 mPW1PW91/6-31+G**
ABC
0.34833 0.13231 0.09589

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 0.284
F2 0.000 0.000 -1.465
F3 0.000 1.831 0.180
F4 0.000 -1.831 0.180

Atom - Atom Distances (Å)
  Br1 F2 F3 F4
Br11.74981.83421.8342
F21.74982.46192.4619
F31.83422.46193.6624
F41.83422.46193.6624

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 86.741 F2 Br1 F4 86.741
F3 Br1 F4 173.482
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Br 1.025      
2 F -0.254      
3 F -0.386      
4 F -0.386      


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 1.359 1.359
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.888 0.000 0.000
y 0.000 -40.771 0.000
z 0.000 0.000 -31.332
Traceless
 xyz
x 4.163 0.000 0.000
y 0.000 -9.161 0.000
z 0.000 0.000 4.998
Polar
3z2-r29.996
x2-y28.883
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.654 0.000 0.000
y 0.000 6.401 0.000
z 0.000 0.000 3.913


<r2> (average value of r2) Å2
<r2> 104.750
(<r2>)1/2 10.235