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All results from a given calculation for CHFClI (fluorochloroiodomethane)

using model chemistry: CID/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 CID/3-21G
 hartrees
Energy at 0K-7482.516250
Energy at 298.15K 
HF Energy-7482.236358
Nuclear repulsion energy400.829780
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 CID/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 3256 3034 4.53      
2 A 1365 1272 22.19      
3 A 1250 1164 112.94      
4 A 1132 1055 122.38      
5 A 698 650 174.47      
6 A 583 543 24.56      
7 A 360 336 2.26      
8 A 272 253 0.53      
9 A 185 173 0.65      

Unscaled Zero Point Vibrational Energy (zpe) 4550.7 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 4239.5 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 CID/3-21G
ABC
0.19458 0.04535 0.03772

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.973 0.522 0.441
H2 1.090 0.634 1.510
F3 1.267 1.701 -0.220
Cl4 2.264 -0.769 -0.071
I5 -1.072 -0.113 -0.018

Atom - Atom Distances (Å)
  C1 H2 F3 Cl4 I5
C11.08161.38301.89562.1902
H21.08162.04112.41752.7507
F31.38302.04112.66742.9670
Cl41.89562.41752.66743.3997
I52.19022.75072.96703.3997

picture of fluorochloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 111.227 H2 C1 Cl4 105.283
H2 C1 I5 109.732 F3 C1 Cl4 107.869
F3 C1 I5 110.215 Cl4 C1 I5 112.425
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability