return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CF3Br (Bromotrifluoromethane)

using model chemistry: B2PLYP=FULL/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B2PLYP=FULL/6-31G**
 hartrees
Energy at 0K-2908.595054
Energy at 298.15K 
HF Energy-2908.336261
Nuclear repulsion energy365.903149
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 B2PLYP=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 1097 1097 510.46 2.03 0.74 0.85
2 A1 755 755 54.02 5.16 0.01 0.02
3 A1 342 342 0.55 6.35 0.27 0.43
4 E 1267 1267 261.96 0.61 0.75 0.86
4 E 1267 1267 261.95 0.61 0.75 0.86
5 E 541 541 2.11 1.07 0.75 0.86
5 E 541 541 2.11 1.07 0.75 0.86
6 E 302 302 0.04 1.15 0.75 0.86
6 E 302 302 0.04 1.15 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 3207.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 3207.6 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 B2PLYP=FULL/6-31G**
ABC
0.18910 0.06895 0.06895

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.820
Br2 0.000 0.000 1.123
F3 0.000 1.251 -1.274
F4 1.083 -0.625 -1.274
F5 -1.083 -0.625 -1.274

Atom - Atom Distances (Å)
  C1 Br2 F3 F4 F5
C11.94321.33061.33061.3306
Br21.94322.70422.70422.7042
F31.33062.70422.16622.1662
F41.33062.70422.16622.1662
F51.33062.70422.16622.1662

picture of Bromotrifluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 F3 109.967 Br2 C1 F4 109.967
Br2 C1 F5 109.967 F3 C1 F4 108.971
F3 C1 F5 108.971 F4 C1 F5 108.971
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability