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

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 C2V 1A1
Energy calculated at B2PLYP=FULL/3-21G
 hartrees
Energy at 0K-7187.288200
Energy at 298.15K 
HF Energy-7187.142208
Nuclear repulsion energy428.304775
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
4/u)
Dep P Dep U
1 A1 603 574 6.16 11.86 0.24 0.39
2 A1 519 494 0.01 22.63 0.37 0.54
3 A1 201 192 23.60 0.32 0.32 0.48
4 B1 180 171 18.84 0.01 0.75 0.86
5 B2 577 549 74.85 1.46 0.75 0.86
6 B2 272 259 7.60 3.34 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1176.1 cm-1
Scaled (by 0.952) Zero Point Vibrational Energy (zpe) 1119.6 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 B2PLYP=FULL/3-21G
ABC
0.26815 0.11563 0.08079

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
I1 0.000 0.000 0.297
F2 0.000 0.000 -1.650
F3 0.000 1.959 -0.049
F4 0.000 -1.959 -0.049

Atom - Atom Distances (Å)
  I1 F2 F3 F4
I11.94651.98921.9892
F21.94652.52932.5293
F31.98922.52933.9176
F41.98922.52933.9176

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 79.974 F2 I1 F4 79.974
F3 I1 F4 159.948
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability