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All results from a given calculation for CHFClI (fluorochloroiodomethane)

using model chemistry: B3LYP/STO-3G

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/STO-3G
 hartrees
Energy at 0K-7444.638030
Energy at 298.15K 
HF Energy-7444.638030
Nuclear repulsion energy400.068161
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/STO-3G
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 3268 2916 2.89 46.38 0.37 0.54
2 A 1379 1231 54.35 5.23 0.74 0.85
3 A 1247 1113 70.34 7.20 0.75 0.86
4 A 1239 1106 83.13 3.50 0.74 0.85
5 A 762 680 160.72 9.11 0.49 0.66
6 A 614 548 37.27 11.77 0.23 0.37
7 A 401 357 4.95 5.04 0.30 0.46
8 A 288 257 1.10 4.21 0.60 0.75
9 A 188 168 1.12 6.01 0.56 0.72

Unscaled Zero Point Vibrational Energy (zpe) 4692.2 cm-1
Scaled (by 0.8924) Zero Point Vibrational Energy (zpe) 4187.3 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/STO-3G
ABC
0.19091 0.04545 0.03760

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.979 0.535 0.412
H2 1.087 0.624 1.524
F3 1.310 1.712 -0.213
Cl4 2.244 -0.792 -0.067
I5 -1.073 -0.109 -0.018

Atom - Atom Distances (Å)
  C1 H2 F3 Cl4 I5
C11.12081.37331.89412.1937
H21.12082.06182.42382.7530
F31.37332.06182.67623.0056
Cl41.89412.42382.67623.3869
I52.19372.75303.00563.3869

picture of fluorochloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 111.117 H2 C1 Cl4 104.055
H2 C1 I5 107.891 F3 C1 Cl4 108.943
F3 C1 I5 112.806 Cl4 C1 I5 111.690
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.007      
2 H 0.122      
3 F -0.027      
4 Cl -0.162      
5 I 0.059      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.540 1.492 1.121 1.942
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -51.167 2.425 1.361
y 2.425 -48.282 0.742
z 1.361 0.742 -46.668
Traceless
 xyz
x -3.692 2.425 1.361
y 2.425 0.636 0.742
z 1.361 0.742 3.056
Polar
3z2-r26.113
x2-y2-2.886
xy2.425
xz1.361
yz0.742


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.927 -0.049 0.212
y -0.049 2.478 0.272
z 0.212 0.272 1.236


<r2> (average value of r2) Å2
<r2> 243.045
(<r2>)1/2 15.590