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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

using model chemistry: MP2/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-3170.763751
Energy at 298.15K-3170.768474
HF Energy-3169.905982
Nuclear repulsion energy323.844730
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/aug-cc-pVTZ
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 3190 3040 0.09 72.01 0.19 0.32
2 A 1339 1276 10.66 3.26 0.48 0.64
3 A 1249 1190 60.19 2.04 0.36 0.53
4 A 1095 1044 172.06 2.18 0.70 0.83
5 A 809 771 182.04 3.42 0.63 0.77
6 A 686 654 42.26 12.94 0.07 0.13
7 A 432 412 0.64 4.31 0.13 0.24
8 A 321 306 0.14 2.25 0.42 0.59
9 A 230 220 0.00 2.59 0.39 0.56

Unscaled Zero Point Vibrational Energy (zpe) 4676.2 cm-1
Scaled (by 0.9529) Zero Point Vibrational Energy (zpe) 4456.0 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/aug-cc-pVTZ
ABC
0.21554 0.06838 0.05364

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.561 0.456 0.414
Br2 -1.191 -0.185 -0.029
Cl3 1.809 -0.683 -0.068
F4 0.771 1.640 -0.202
H5 0.606 0.592 1.488

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.91721.75701.35131.0834
Br21.91723.04122.68552.4762
Cl31.75703.04122.54812.3434
F41.35132.68552.54811.9956
H51.08342.47622.34341.9956

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 111.656 Br2 C1 F4 109.274
Br2 C1 H5 107.980 Cl3 C1 F4 109.433
Cl3 C1 H5 108.858 F4 C1 H5 109.610
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability