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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

using model chemistry: MP2=FULL/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2=FULL/cc-pVQZ
 hartrees
Energy at 0K-3171.085518
Energy at 298.15K-3171.090260
HF Energy-3169.921176
Nuclear repulsion energy325.222962
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 MP2=FULL/cc-pVQZ
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 3204 3066 0.25 68.12 0.20 0.33
2 A 1350 1292 10.67 3.11 0.58 0.73
3 A 1255 1201 60.97 1.91 0.41 0.59
4 A 1110 1062 172.05 1.61 0.72 0.84
5 A 821 786 184.95 3.59 0.71 0.83
6 A 694 664 41.47 10.72 0.09 0.16
7 A 437 418 0.69 3.91 0.18 0.31
8 A 326 312 0.16 2.35 0.48 0.65
9 A 233 223 0.01 2.84 0.46 0.63

Unscaled Zero Point Vibrational Energy (zpe) 4714.2 cm-1
Scaled (by 0.9571) Zero Point Vibrational Energy (zpe) 4512.0 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 MP2=FULL/cc-pVQZ
ABC
0.21742 0.06895 0.05408

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/cc-pVQZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.560 0.455 0.410
Br2 -1.186 -0.184 -0.028
Cl3 1.801 -0.681 -0.067
F4 0.770 1.633 -0.201
H5 0.604 0.588 1.480

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.91001.74861.34351.0799
Br21.91003.02832.67532.4653
Cl31.74863.02832.53682.3315
F41.34352.67532.53681.9865
H51.07992.46532.33151.9865

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 111.660 Br2 C1 F4 109.394
Br2 C1 H5 107.839 Cl3 C1 F4 109.559
Cl3 C1 H5 108.723 F4 C1 H5 109.632
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability