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All results from a given calculation for CH2FI (fluoroiodomethane)

using model chemistry: BLYP/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/Def2TZVPP
 hartrees
Energy at 0K-436.829140
Energy at 298.15K 
HF Energy-436.829140
Nuclear repulsion energy117.203421
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 BLYP/Def2TZVPP
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' 3017 3017 10.67 128.59 0.08 0.16
2 A' 1444 1444 0.16 8.40 0.70 0.83
3 A' 1244 1244 52.59 3.25 0.15 0.25
4 A' 1003 1003 222.02 2.34 0.69 0.82
5 A' 519 519 49.96 22.31 0.24 0.38
6 A' 248 248 0.11 6.51 0.37 0.54
7 A" 3103 3103 3.21 63.46 0.75 0.86
8 A" 1198 1198 2.07 3.47 0.75 0.86
9 A" 827 827 0.92 1.24 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6300.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6300.6 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 BLYP/Def2TZVPP
ABC
1.27143 0.09123 0.08659

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.530 -1.509 0.000
F2 -0.598 -2.302 0.000
I3 0.000 0.625 0.000
H4 1.102 -1.681 0.914
H5 1.102 -1.681 -0.914

Atom - Atom Distances (Å)
  C1 F2 I3 H4 H5
C11.37972.19931.09131.0913
F21.37972.98812.02792.0279
I32.19932.98812.71442.7144
H41.09132.02792.71441.8271
H51.09132.02792.71441.8271

picture of fluoroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 I3 111.135 F2 C1 H4 109.758
F2 C1 H5 109.758 I3 C1 H4 106.211
I3 C1 H5 106.211 H4 C1 H5 113.683
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.070      
2 F -0.188      
3 I -0.060      
4 H 0.159      
5 H 0.159      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.512 -0.502 0.000 1.593
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.555 -3.900 0.000
y -3.900 -37.921 0.000
z 0.000 0.000 -38.541
Traceless
 xyz
x -0.324 -3.900 0.000
y -3.900 0.627 0.000
z 0.000 0.000 -0.304
Polar
3z2-r2-0.608
x2-y2-0.634
xy-3.900
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.678 -0.572 0.000
y -0.572 9.137 0.000
z 0.000 0.000 5.388


<r2> (average value of r2) Å2
<r2> 109.751
(<r2>)1/2 10.476