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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

using model chemistry: MP3=FULL/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP3=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-3168.285086
Energy at 298.15K-3168.289867
HF Energy-3167.429486
Nuclear repulsion energy326.565252
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 MP3=FULL/6-31G(2df,p)
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 3239 3239 1.46      
2 A 1393 1393 15.42      
3 A 1288 1288 62.25      
4 A 1188 1188 150.81      
5 A 833 833 173.24      
6 A 706 706 29.99      
7 A 441 441 0.81      
8 A 338 338 0.48      
9 A 237 237 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 4830.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4830.9 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 MP3=FULL/6-31G(2df,p)
ABC
0.21943 0.06942 0.05450

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.542 0.461 0.410
Br2 -1.179 -0.190 -0.028
Cl3 1.807 -0.668 -0.067
F4 0.741 1.627 -0.202
H5 0.601 0.593 1.482

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.89121.76131.33211.0822
Br21.89123.02422.64872.4621
Cl31.76133.02422.53462.3337
F41.33212.64872.53461.9815
H51.08222.46212.33371.9815

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 111.734 Br2 C1 F4 109.292
Br2 C1 H5 108.730 Cl3 C1 F4 109.257
Cl3 C1 H5 107.918 F4 C1 H5 109.887
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability