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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

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 C1 1A
Energy calculated at B2PLYP=FULL/3-21G
 hartrees
Energy at 0K-3156.758616
Energy at 298.15K-3156.763099
HF Energy-3156.653914
Nuclear repulsion energy310.050543
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 3231 3076 4.77 85.96 0.26 0.41
2 A 1343 1278 24.02 8.38 0.75 0.86
3 A 1231 1172 85.02 7.91 0.75 0.86
4 A 1129 1075 148.32 2.09 0.72 0.84
5 A 676 643 227.88 9.24 0.69 0.82
6 A 616 586 41.27 14.75 0.16 0.27
7 A 361 343 4.44 8.86 0.30 0.46
8 A 290 276 0.19 4.63 0.72 0.84
9 A 205 195 0.60 8.64 0.58 0.74

Unscaled Zero Point Vibrational Energy (zpe) 4540.8 cm-1
Scaled (by 0.952) Zero Point Vibrational Energy (zpe) 4322.9 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
0.19772 0.06232 0.04891

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.548 0.518 0.431
Br2 -1.241 -0.205 -0.030
Cl3 1.918 -0.701 -0.067
F4 0.771 1.711 -0.212
H5 0.620 0.607 1.506

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.98441.90051.37271.0815
Br21.98443.19812.78442.5463
Cl31.90053.19812.67502.4232
F41.37272.78442.67502.0476
H51.08152.54632.42322.0476

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 110.798 Br2 C1 F4 110.752
Br2 C1 H5 108.696 Cl3 C1 F4 108.543
Cl3 C1 H5 105.387 F4 C1 H5 112.549
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability