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

using model chemistry: MP2=FULL/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 MP2=FULL/6-311G*
 hartrees
Energy at 0K-2871.747102
Energy at 298.15K-2871.750980
HF Energy-2870.510122
Nuclear repulsion energy321.781445
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 MP2=FULL/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 646 611 28.75      
2 A1 541 512 1.78      
3 A1 234 222 18.18      
4 B1 247 234 19.89      
5 B2 640 606 248.43      
6 B2 336 318 5.08      

Unscaled Zero Point Vibrational Energy (zpe) 1321.4 cm-1
Scaled (by 0.9471) Zero Point Vibrational Energy (zpe) 1251.5 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 MP2=FULL/6-311G*
ABC
0.34300 0.13149 0.09505

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 0.294
F2 0.000 0.000 -1.474
F3 0.000 1.837 0.165
F4 0.000 -1.837 0.165

Atom - Atom Distances (Å)
  Br1 F2 F3 F4
Br11.76871.84141.8414
F21.76872.46182.4618
F31.84142.46183.6737
F41.84142.46183.6737

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 85.965 F2 Br1 F4 85.965
F3 Br1 F4 171.929
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability