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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-3172.181218
Energy at 298.15K-3172.185778
HF Energy-3172.181218
Nuclear repulsion energy318.031024
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 PBEPBEultrafine/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 3080 3061 0.32 83.25 0.21 0.35
2 A 1238 1230 7.20 3.46 0.55 0.71
3 A 1149 1142 54.31 1.77 0.37 0.54
4 A 1022 1016 187.82 1.73 0.74 0.85
5 A 730 726 201.68 3.45 0.43 0.60
6 A 626 622 70.96 13.01 0.08 0.15
7 A 407 404 0.52 5.21 0.15 0.26
8 A 296 294 0.38 2.95 0.41 0.58
9 A 214 213 0.06 3.94 0.41 0.58

Unscaled Zero Point Vibrational Energy (zpe) 4380.6 cm-1
Scaled (by 0.9939) Zero Point Vibrational Energy (zpe) 4353.9 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 PBEPBEultrafine/aug-cc-pVDZ
ABC
0.21023 0.06560 0.05164

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.578 0.463 0.418
Br2 -1.216 -0.187 -0.029
Cl3 1.845 -0.693 -0.069
F4 0.790 1.660 -0.205
H5 0.622 0.599 1.511

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.96051.78271.36631.1019
Br21.96053.10372.73272.5236
Cl31.78273.10372.58212.3794
F41.36632.73272.58212.0245
H51.10192.52362.37942.0245

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 111.937 Br2 C1 F4 109.152
Br2 C1 H5 107.659 Cl3 C1 F4 109.459
Cl3 C1 H5 108.847 F4 C1 H5 109.755
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.066      
2 Br 0.284      
3 Cl 0.002      
4 F -0.290      
5 H -0.061      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.042 -0.033 1.185 1.186
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.783 -0.005 1.069
y -0.005 -43.383 1.442
z 1.069 1.442 -40.657
Traceless
 xyz
x 0.237 -0.005 1.069
y -0.005 -2.163 1.442
z 1.069 1.442 1.926
Polar
3z2-r23.852
x2-y21.600
xy-0.005
xz1.069
yz1.442


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.043 -0.226 0.050
y -0.226 7.173 0.163
z 0.050 0.163 6.256


<r2> (average value of r2) Å2
<r2> 183.540
(<r2>)1/2 13.548