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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

using model chemistry: MP2/aug-cc-pVDZ

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-pVDZ
 hartrees
Energy at 0K-3170.416523
Energy at 298.15K-3170.421227
HF Energy-3169.777671
Nuclear repulsion energy320.835595
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-pVDZ
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 3194 3063 0.17 74.40 0.20 0.33
2 A 1311 1257 10.41 2.96 0.54 0.70
3 A 1238 1187 62.73 1.90 0.42 0.59
4 A 1055 1012 172.16 2.30 0.75 0.86
5 A 800 767 184.96 4.06 0.61 0.76
6 A 676 648 44.55 12.48 0.08 0.15
7 A 428 410 0.65 4.28 0.15 0.26
8 A 319 306 0.13 2.38 0.45 0.62
9 A 232 223 0.01 2.99 0.42 0.60

Unscaled Zero Point Vibrational Energy (zpe) 4626.4 cm-1
Scaled (by 0.959) Zero Point Vibrational Energy (zpe) 4436.8 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-pVDZ
ABC
0.21191 0.06708 0.05267

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.566 0.454 0.421
Br2 -1.202 -0.187 -0.029
Cl3 1.827 -0.687 -0.069
F4 0.778 1.655 -0.204
H5 0.614 0.595 1.506

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.93361.77001.37061.0956
Br21.93363.07022.70982.5035
Cl31.77003.07022.57062.3659
F41.37062.70982.57062.0189
H51.09562.50352.36592.0189

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 111.910 Br2 C1 F4 109.000
Br2 C1 H5 108.268 Cl3 C1 F4 109.213
Cl3 C1 H5 109.021 F4 C1 H5 109.395
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability