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All results from a given calculation for CHFClI (fluorochloroiodomethane)

using model chemistry: B1B95/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 B1B95/STO-3G
 hartrees
Energy at 0K-7445.590697
Energy at 298.15K 
HF Energy-7445.590697
Nuclear repulsion energy403.668466
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 B1B95/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 3313 2926 1.60 44.05 0.37 0.55
2 A 1394 1231 57.89 4.99 0.75 0.86
3 A 1264 1116 68.80 4.08 0.74 0.85
4 A 1260 1112 82.40 6.96 0.75 0.86
5 A 793 700 162.02 8.81 0.51 0.67
6 A 628 555 38.17 11.56 0.22 0.36
7 A 411 363 5.30 4.63 0.31 0.47
8 A 294 260 0.96 4.01 0.60 0.75
9 A 191 168 1.31 5.62 0.56 0.72

Unscaled Zero Point Vibrational Energy (zpe) 4773.6 cm-1
Scaled (by 0.883) Zero Point Vibrational Energy (zpe) 4215.1 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 B1B95/STO-3G
ABC
0.19382 0.04635 0.03831

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.973 0.527 0.408
H2 1.078 0.614 1.517
F3 1.303 1.699 -0.210
Cl4 2.218 -0.788 -0.067
I5 -1.063 -0.107 -0.017

Atom - Atom Distances (Å)
  C1 H2 F3 Cl4 I5
C11.11721.36571.87152.1752
H21.11722.05212.40242.7314
F31.36572.05212.65342.9834
Cl41.87152.40242.65343.3519
I52.17522.73142.98343.3519

picture of fluorochloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 111.083 H2 C1 Cl4 104.128
H2 C1 I5 107.740 F3 C1 Cl4 109.101
F3 C1 I5 112.817 Cl4 C1 I5 111.632
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.012      
2 H 0.129      
3 F -0.034      
4 Cl -0.160      
5 I 0.054      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.450 1.470 1.165 1.929
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -51.253 2.357 1.395
y 2.357 -48.410 0.751
z 1.395 0.751 -46.634
Traceless
 xyz
x -3.731 2.357 1.395
y 2.357 0.534 0.751
z 1.395 0.751 3.197
Polar
3z2-r26.394
x2-y2-2.843
xy2.357
xz1.395
yz0.751


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.688 -0.035 0.209
y -0.035 2.400 0.261
z 0.209 0.261 1.217


<r2> (average value of r2) Å2
<r2> 239.147
(<r2>)1/2 15.464