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All results from a given calculation for CFClBrI (fluorochlorobromoiodomethane)

using model chemistry: B3LYP/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/CEP-31G
 hartrees
Energy at 0K-69.493972
Energy at 298.15K 
HF Energy-69.493972
Nuclear repulsion energy83.573660
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 B3LYP/CEP-31G
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 971 941 190.17 2.74 0.74 0.85
2 A 706 684 250.38 6.60 0.75 0.86
3 A 675 653 285.76 8.43 0.73 0.85
4 A 404 391 1.56 11.90 0.06 0.11
5 A 303 294 0.03 7.54 0.64 0.78
6 A 263 255 0.04 7.17 0.73 0.85
7 A 230 223 0.31 16.12 0.28 0.44
8 A 169 164 0.05 9.07 0.71 0.83
9 A 131 127 0.19 8.76 0.67 0.80

Unscaled Zero Point Vibrational Energy (zpe) 1926.0 cm-1
Scaled (by 0.9684) Zero Point Vibrational Energy (zpe) 1865.1 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 B3LYP/CEP-31G
ABC
0.05535 0.02430 0.01962

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.423 0.470 0.344
F2 0.520 0.686 1.738
Cl3 0.730 2.117 -0.483
Br4 1.864 -0.847 -0.150
I5 -1.601 -0.290 -0.080

Atom - Atom Distances (Å)
  C1 F2 Cl3 Br4 I5
C11.41451.86842.01312.2024
F21.41452.65042.77852.9588
Cl31.86842.65043.19033.3740
Br42.01312.77853.19033.5097
I52.20242.95883.37403.5097

picture of fluorochlorobromoiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Cl3 106.862 F2 C1 Br4 107.018
F2 C1 I5 107.786 Cl3 C1 Br4 110.502
Cl3 C1 I5 111.699 Br4 C1 I5 112.652
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.471      
2 F -0.108      
3 Cl 0.092      
4 Br 0.199      
5 I 0.289      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.854 -0.939 -1.100 1.680
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -54.168 -0.099 -0.263
y -0.099 -58.056 -0.324
z -0.263 -0.324 -60.662
Traceless
 xyz
x 5.191 -0.099 -0.263
y -0.099 -0.641 -0.324
z -0.263 -0.324 -4.550
Polar
3z2-r2-9.099
x2-y23.888
xy-0.099
xz-0.263
yz-0.324


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.497 0.339 -0.055
y 0.339 8.513 -0.289
z -0.055 -0.289 4.043


<r2> (average value of r2) Å2
<r2> 149.177
(<r2>)1/2 12.214