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All results from a given calculation for CH2FI (fluoroiodomethane)

using model chemistry: B2PLYP=FULL/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULL/3-21G*
 hartrees
Energy at 0K-7028.149427
Energy at 298.15K 
HF Energy-7028.034866
Nuclear repulsion energy212.450438
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 B2PLYP=FULL/3-21G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3136 3136 13.40 95.10 0.11 0.19
2 A' 1567 1567 0.56 14.75 0.73 0.84
3 A' 1345 1345 83.33 2.93 0.56 0.72
4 A' 1077 1077 126.35 3.21 0.74 0.85
5 A' 560 560 48.85 26.86 0.27 0.42
6 A' 251 251 0.31 5.86 0.43 0.61
7 A" 3214 3214 6.74 63.04 0.75 0.86
8 A" 1251 1251 1.19 9.07 0.75 0.86
9 A" 895 895 0.89 4.50 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6647.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6647.9 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 B2PLYP=FULL/3-21G*
ABC
1.23237 0.09097 0.08614

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.541 -1.512 0.000
F2 -0.611 -2.307 0.000
I3 0.000 0.626 0.000
H4 1.125 -1.672 0.902
H5 1.125 -1.672 -0.902

Atom - Atom Distances (Å)
  C1 F2 I3 H4 H5
C11.39892.20511.08671.0867
F21.39892.99542.05632.0563
I32.20512.99542.71342.7134
H41.08672.05632.71341.8040
H51.08672.05632.71341.8040

picture of fluoroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 I3 110.423 F2 C1 H4 111.015
F2 C1 H5 111.015 I3 C1 H4 105.974
I3 C1 H5 105.974 H4 C1 H5 112.198
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability