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All results from a given calculation for CHFClI (fluorochloroiodomethane)

using model chemistry: B3LYPultrafine/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYPultrafine/3-21G
 hartrees
Energy at 0K-7486.323580
Energy at 298.15K 
HF Energy-7486.323580
Nuclear repulsion energy398.873713
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 B3LYPultrafine/3-21G
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 3180 3068 4.57 97.75 0.26 0.42
2 A 1321 1274 21.33 7.78 0.75 0.86
3 A 1192 1150 109.90 7.70 0.68 0.81
4 A 1118 1078 157.09 2.49 0.75 0.86
5 A 635 613 239.98 10.12 0.55 0.71
6 A 563 543 33.60 16.21 0.25 0.41
7 A 349 337 4.04 8.69 0.31 0.48
8 A 258 249 0.47 5.82 0.61 0.76
9 A 176 170 0.36 10.27 0.54 0.70

Unscaled Zero Point Vibrational Energy (zpe) 4395.1 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 4240.8 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 B3LYPultrafine/3-21G
ABC
0.19169 0.04501 0.03737

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.987 0.541 0.435
H2 1.094 0.631 1.512
F3 1.282 1.709 -0.221
Cl4 2.266 -0.780 -0.070
I5 -1.077 -0.113 -0.018

Atom - Atom Distances (Å)
  C1 H2 F3 Cl4 I5
C11.08561.37141.90732.2120
H21.08562.04902.42242.7579
F31.37142.04902.68072.9877
Cl41.90732.42242.68073.4095
I52.21202.75792.98773.4095

picture of fluorochloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 112.492 H2 C1 Cl4 104.711
H2 C1 I5 108.638 F3 C1 Cl4 108.584
F3 C1 I5 110.782 Cl4 C1 I5 111.509
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.277      
2 H 0.293      
3 F -0.229      
4 Cl -0.001      
5 I 0.214      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.972 0.424 1.535 1.866
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -53.394 1.446 2.183
y 1.446 -53.683 1.367
z 2.183 1.367 -50.563
Traceless
 xyz
x -1.271 1.446 2.183
y 1.446 -1.705 1.367
z 2.183 1.367 2.976
Polar
3z2-r25.952
x2-y20.289
xy1.446
xz2.183
yz1.367


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.521 -0.359 0.234
y -0.359 4.502 0.422
z 0.234 0.422 3.079


<r2> (average value of r2) Å2
<r2> 246.859
(<r2>)1/2 15.712