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

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 C2V 1A1
Energy calculated at mPW1PW91/3-21G
 hartrees
Energy at 0K-2859.566552
Energy at 298.15K-2859.570228
Nuclear repulsion energy317.263333
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 611 583 7.62      
2 A1 507 484 0.80      
3 A1 193 184 19.48      
4 B1 227 217 20.49      
5 B2 594 567 132.12      
6 B2 294 281 4.37      

Unscaled Zero Point Vibrational Energy (zpe) 1212.7 cm-1
Scaled (by 0.9546) Zero Point Vibrational Energy (zpe) 1157.7 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 mPW1PW91/3-21G
ABC
0.33257 0.12891 0.09290

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 0.322
F2 0.000 0.000 -1.487
F3 0.000 1.855 0.116
F4 0.000 -1.855 0.116

Atom - Atom Distances (Å)
  Br1 F2 F3 F4
Br11.80911.86661.8666
F21.80912.45182.4518
F31.86662.45183.7103
F41.86662.45183.7103

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 83.661 F2 Br1 F4 83.661
F3 Br1 F4 167.321
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 1.118      
2 F -0.307      
3 F -0.405      
4 F -0.405      


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 2.021 2.021
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.194 0.000 0.000
y 0.000 -40.063 0.000
z 0.000 0.000 -30.610
Traceless
 xyz
x 5.143 0.000 0.000
y 0.000 -9.661 0.000
z 0.000 0.000 4.518
Polar
3z2-r29.037
x2-y29.869
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.693 0.000 0.000
y 0.000 5.199 0.000
z 0.000 0.000 2.685


<r2> (average value of r2) Å2
<r2> 106.723
(<r2>)1/2 10.331