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All results from a given calculation for CHFClI (fluorochloroiodomethane)

using model chemistry: HF/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/SDD
 hartrees
Energy at 0K-608.464073
Energy at 298.15K 
HF Energy-608.464073
Nuclear repulsion energy132.051273
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 HF/SDD
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3447 3104 3.85 117.43 0.22 0.36
2 A 1422 1280 28.73 9.02 0.75 0.86
3 A 1341 1207 126.57 10.08 0.55 0.71
4 A 1111 1000 228.58 8.46 0.75 0.86
5 A 775 698 203.48 21.11 0.67 0.80
6 A 619 557 31.40 33.90 0.20 0.34
7 A 405 365 1.95 10.19 0.32 0.48
8 A 286 257 1.72 7.00 0.52 0.68
9 A 205 185 0.37 11.78 0.56 0.72

Unscaled Zero Point Vibrational Energy (zpe) 4804.7 cm-1
Scaled (by 0.9004) Zero Point Vibrational Energy (zpe) 4326.2 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 HF/SDD
ABC
0.20162 0.04690 0.03902

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/SDD

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.971 0.479 0.432
H2 1.065 0.626 1.487
F3 1.260 1.678 -0.212
Cl4 2.218 -0.757 -0.072
I5 -1.055 -0.108 -0.018

Atom - Atom Distances (Å)
  C1 H2 F3 Cl4 I5
C11.06871.39071.82622.1574
H21.06872.00732.38082.7012
F31.39072.00732.61992.9302
Cl41.82622.38082.61993.3370
I52.15742.70122.93023.3370

picture of fluorochloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 108.700 H2 C1 Cl4 107.770
H2 C1 I5 108.982 F3 C1 Cl4 108.302
F3 C1 I5 109.445 Cl4 C1 I5 113.533
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.227      
2 H 0.303      
3 F -0.292      
4 Cl -0.018      
5 I 0.234      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.190 -0.511 1.850 2.258
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.207 0.188 2.664
y 0.188 -48.200 1.903
z 2.664 1.903 -42.821
Traceless
 xyz
x 0.304 0.188 2.664
y 0.188 -4.186 1.903
z 2.664 1.903 3.882
Polar
3z2-r27.764
x2-y22.993
xy0.188
xz2.664
yz1.903


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.207 0.025 0.409
y 0.025 3.618 0.513
z 0.409 0.513 2.356


<r2> (average value of r2) Å2
<r2> 181.579
(<r2>)1/2 13.475