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All results from a given calculation for CH2FI (fluoroiodomethane)

using model chemistry: B3LYP/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/6-311G**
 hartrees
Energy at 0K-7058.707177
Energy at 298.15K 
HF Energy-7058.707177
Nuclear repulsion energy214.367427
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/6-311G**
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' 3096 2993 12.98 113.76 0.09 0.17
2 A' 1491 1442 0.84 10.11 0.71 0.83
3 A' 1294 1251 72.78 3.22 0.27 0.42
4 A' 1076 1041 231.88 3.41 0.68 0.81
5 A' 544 526 53.56 25.98 0.29 0.44
6 A' 260 251 0.29 6.81 0.41 0.58
7 A" 3183 3077 4.67 63.63 0.75 0.86
8 A" 1246 1205 2.61 5.67 0.75 0.86
9 A" 863 834 0.83 2.48 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6526.5 cm-1
Scaled (by 0.9668) Zero Point Vibrational Energy (zpe) 6309.8 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 B3LYP/6-311G**
ABC
1.29005 0.09229 0.08761

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.525 -1.508 0.000
F2 -0.594 -2.285 0.000
I3 0.000 0.622 0.000
H4 1.098 -1.679 0.907
H5 1.098 -1.679 -0.907

Atom - Atom Distances (Å)
  C1 F2 I3 H4 H5
C11.36182.19361.08671.0867
F21.36182.96702.01312.0131
I32.19362.96702.70592.7059
H41.08672.01312.70591.8144
H51.08672.01312.70591.8144

picture of fluoroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 I3 110.958 F2 C1 H4 110.101
F2 C1 H5 110.101 I3 C1 H4 106.187
I3 C1 H5 106.187 H4 C1 H5 113.186
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.066      
2 F -0.218      
3 I -0.026      
4 H 0.155      
5 H 0.155      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.689 -0.675 0.000 1.819
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.810 -4.047 0.000
y -4.047 -39.090 0.000
z 0.000 0.000 -39.850
Traceless
 xyz
x -0.340 -4.047 0.000
y -4.047 0.740 0.000
z 0.000 0.000 -0.401
Polar
3z2-r2-0.801
x2-y2-0.720
xy-4.047
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.435 -0.647 0.000
y -0.647 7.845 0.000
z 0.000 0.000 4.168


<r2> (average value of r2) Å2
<r2> 120.380
(<r2>)1/2 10.972