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All results from a given calculation for IF3 (iodone trifluoride)

using model chemistry: CCD/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CCD/3-21G*
 hartrees
Energy at 0K-7185.004177
Energy at 298.15K 
HF Energy-7184.526014
Nuclear repulsion energy437.498198
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 CCD/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 A1 714 683 16.43      
2 A1 646 618 0.00      
3 A1 231 221 17.19      
4 B1 214 204 14.20      
5 B2 711 680 133.92      
6 B2 322 308 8.46      

Unscaled Zero Point Vibrational Energy (zpe) 1419.3 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 1357.6 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 CCD/3-21G*
ABC
0.28115 0.11969 0.08395

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
I1 0.000 0.000 0.269
F2 0.000 0.000 -1.636
F3 0.000 1.925 0.026
F4 0.000 -1.925 0.026

Atom - Atom Distances (Å)
  I1 F2 F3 F4
I11.90481.94051.9405
F21.90482.54362.5436
F31.94052.54363.8507
F41.94052.54363.8507

picture of iodone trifluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 I1 F3 82.819 F2 I1 F4 82.819
F3 I1 F4 165.638
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability