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All results from a given calculation for BrF5 (bromine pentafluoride)

using model chemistry: CCD/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C4V 1A1
Energy calculated at CCD/3-21G*
 hartrees
Energy at 0K-3055.237989
Energy at 298.15K-3055.243657
Nuclear repulsion energy639.367663
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 CCD/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 739 707 34.50      
2 A1 654 626 0.79      
3 A1 417 399 51.64      
4 B1 331 316 0.00      
5 B2 644 616 0.00      
6 B2 252 241 0.00      
7 E 784 750 213.82      
7 E 784 750 213.82      
8 E 421 403 13.48      
8 E 421 403 13.48      
9 E 261 250 2.07      
9 E 261 250 2.07      

Unscaled Zero Point Vibrational Energy (zpe) 2985.3 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 2855.4 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 CCD/3-21G*
ABC
0.10232 0.10232 0.07187

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

Point Group is C4v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Br1 0.000 0.000 0.284
F2 0.000 0.000 -1.461
F3 0.000 1.757 0.090
F4 -1.757 0.000 0.090
F5 0.000 -1.757 0.090
F6 1.757 0.000 0.090

Atom - Atom Distances (Å)
  Br1 F2 F3 F4 F5 F6
Br11.74421.76761.76761.76761.7676
F21.74422.34302.34302.34302.3430
F31.76762.34302.48463.51382.4846
F41.76762.34302.48462.48463.5138
F51.76762.34303.51382.48462.4846
F61.76762.34302.48463.51382.4846

picture of bromine pentafluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 Br1 F3 83.698 F2 Br1 F4 83.698
F2 Br1 F5 83.698 F2 Br1 F6 83.698
F3 Br1 F4 89.310 F3 Br1 F5 167.396
F3 Br1 F6 89.310 F4 Br1 F5 89.310
F4 Br1 F6 167.396 F5 Br1 F6 89.310
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability