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

using model chemistry: MP2=FULL/6-31G**

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/6-31G**
 hartrees
Energy at 0K-2868.675815
Energy at 298.15K-2868.679794
HF Energy-2867.960014
Nuclear repulsion energy324.695743
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/6-31G**
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 695 650 29.77      
2 A1 584 546 1.44      
3 A1 245 229 13.94      
4 B1 255 238 14.40      
5 B2 667 623 247.40      
6 B2 347 324 4.51      

Unscaled Zero Point Vibrational Energy (zpe) 1396.7 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 1305.1 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/6-31G**
ABC
0.34990 0.13388 0.09683

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 0.295
F2 0.000 0.000 -1.459
F3 0.000 1.820 0.157
F4 0.000 -1.820 0.157

Atom - Atom Distances (Å)
  Br1 F2 F3 F4
Br11.75311.82561.8256
F21.75312.43362.4336
F31.82562.43363.6408
F41.82562.43363.6408

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 85.663 F2 Br1 F4 85.663
F3 Br1 F4 171.327
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability