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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B2PLYP=FULL/6-31+G**
 hartrees
Energy at 0K-3169.713437
Energy at 298.15K-3169.718104
HF Energy-3169.513163
Nuclear repulsion energy320.559348
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/6-31+G**
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 3215 3058 0.58 74.61 0.25 0.40
2 A 1336 1270 15.93 4.45 0.73 0.84
3 A 1261 1199 80.91 4.08 0.50 0.67
4 A 1069 1016 202.19 1.65 0.74 0.85
5 A 789 751 207.85 4.66 0.65 0.79
6 A 659 627 63.83 14.09 0.10 0.18
7 A 426 405 1.05 4.42 0.23 0.37
8 A 314 299 0.06 3.25 0.47 0.64
9 A 226 215 0.02 4.43 0.50 0.66

Unscaled Zero Point Vibrational Energy (zpe) 4647.5 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 4419.7 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/6-31+G**
ABC
0.21537 0.06635 0.05240

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.571 0.448 0.419
Br2 -1.209 -0.186 -0.029
Cl3 1.838 -0.681 -0.069
F4 0.779 1.643 -0.203
H5 0.612 0.593 1.493

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.94181.76521.36291.0846
Br21.94183.08712.70622.4975
Cl31.76523.08712.55742.3586
F41.36292.70622.55742.0013
H51.08462.49752.35862.0013

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 112.685 Br2 C1 F4 108.685
Br2 C1 H5 107.848 Cl3 C1 F4 109.006
Cl3 C1 H5 109.380 F4 C1 H5 109.180
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability