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All results from a given calculation for CH2FI (fluoroiodomethane)

using model chemistry: PBEPBE/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 PBEPBE/6-311G**
 hartrees
Energy at 0K-7057.947383
Energy at 298.15K 
HF Energy-7057.947383
Nuclear repulsion energy213.640486
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 PBEPBE/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' 3020 2992 12.48 116.78 0.09 0.16
2 A' 1438 1425 0.77 10.56 0.72 0.84
3 A' 1241 1229 56.44 2.17 0.35 0.52
4 A' 1055 1046 225.74 2.19 0.73 0.85
5 A' 530 525 51.89 21.24 0.27 0.43
6 A' 253 251 0.39 6.68 0.41 0.59
7 A" 3107 3078 5.15 63.98 0.75 0.86
8 A" 1203 1192 1.79 5.89 0.75 0.86
9 A" 834 826 0.94 2.51 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6339.5 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 6281.8 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 PBEPBE/6-311G**
ABC
1.28393 0.09160 0.08699

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.524 -1.511 0.000
F2 -0.595 -2.295 0.000
I3 0.000 0.624 0.000
H4 1.104 -1.675 0.916
H5 1.104 -1.675 -0.916

Atom - Atom Distances (Å)
  C1 F2 I3 H4 H5
C11.36632.19891.09621.0962
F21.36632.97952.02702.0270
I32.19892.97952.71012.7101
H41.09622.02702.71011.8318
H51.09622.02702.71011.8318

picture of fluoroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 I3 111.227 F2 C1 H4 110.315
F2 C1 H5 110.315 I3 C1 H4 105.744
I3 C1 H5 105.744 H4 C1 H5 113.334
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.124      
2 F -0.183      
3 I -0.029      
4 H 0.168      
5 H 0.168      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.584 -0.782 0.000 1.766
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.706 -3.780 0.000
y -3.780 -38.721 0.000
z 0.000 0.000 -39.822
Traceless
 xyz
x -0.435 -3.780 0.000
y -3.780 1.043 0.000
z 0.000 0.000 -0.608
Polar
3z2-r2-1.216
x2-y2-0.985
xy-3.780
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.537 -0.617 0.000
y -0.617 8.038 0.000
z 0.000 0.000 4.267


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