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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

using model chemistry: MP2=FULL/aug-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/aug-cc-pVQZ
 hartrees
Energy at 0K-3171.104625
Energy at 298.15K-3171.109366
HF Energy-3169.921865
Nuclear repulsion energy325.674589
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/aug-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 3202 3063 0.06 71.30 0.19 0.31
2 A 1347 1288 9.79 3.34 0.47 0.64
3 A 1252 1197 58.65 2.01 0.35 0.52
4 A 1104 1056 171.99 2.13 0.69 0.81
5 A 824 788 183.21 3.09 0.67 0.80
6 A 694 664 37.60 12.81 0.06 0.12
7 A 437 418 0.64 4.13 0.13 0.24
8 A 325 311 0.26 2.10 0.43 0.60
9 A 232 222 0.01 2.38 0.40 0.57

Unscaled Zero Point Vibrational Energy (zpe) 4708.8 cm-1
Scaled (by 0.9564) Zero Point Vibrational Energy (zpe) 4503.5 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/aug-cc-pVQZ
ABC
0.21787 0.06915 0.05423

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.556 0.452 0.409
Br2 -1.184 -0.185 -0.028
Cl3 1.800 -0.678 -0.067
F4 0.766 1.633 -0.200
H5 0.602 0.586 1.480

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.90391.74711.34481.0801
Br21.90393.02482.67082.4610
Cl31.74713.02482.53572.3299
F41.34482.67082.53571.9860
H51.08012.46102.32991.9860

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 111.817 Br2 C1 F4 109.389
Br2 C1 H5 107.913 Cl3 C1 F4 109.506
Cl3 C1 H5 108.691 F4 C1 H5 109.485
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability