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All results from a given calculation for CHBr2F (dibromofluoromethane)

using model chemistry: B2PLYP=FULL/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULL/3-21G*
 hartrees
Energy at 0K-5260.800465
Energy at 298.15K 
HF Energy-5260.635389
Nuclear repulsion energy478.986421
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/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 A' 3199 3199 4.76 77.01 0.28 0.43
2 A' 1345 1345 17.54 7.53 0.75 0.86
3 A' 1098 1098 114.03 2.02 0.75 0.86
4 A' 629 629 23.11 11.21 0.10 0.18
5 A' 343 343 0.70 5.09 0.23 0.37
6 A' 171 171 0.03 3.98 0.50 0.66
7 A" 1237 1237 79.77 5.05 0.75 0.86
8 A" 699 699 187.28 5.61 0.75 0.86
9 A" 278 278 0.20 2.66 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4498.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4498.9 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/3-21G*
ABC
0.17349 0.04124 0.03407

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.105 0.810 0.000
H2 -1.024 1.386 0.000
F3 1.004 1.641 0.000
Br4 -0.105 -0.300 1.598
Br5 -0.105 -0.300 -1.598

Atom - Atom Distances (Å)
  C1 H2 F3 Br4 Br5
C11.08391.38581.94631.9463
H21.08392.04342.49852.4985
F31.38582.04342.74852.7485
Br41.94632.49852.74853.1966
Br51.94632.49852.74853.1966

picture of dibromofluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 111.067 H2 C1 Br4 107.650
H2 C1 Br5 107.650 F3 C1 Br4 110.005
F3 C1 Br5 110.005 Br4 C1 Br5 110.413
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability