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All results from a given calculation for IF (Iodine monofluoride)

using model chemistry: CISD/cc-pVTZ-PP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at CISD/cc-pVTZ-PP
 hartrees
Energy at 0K-394.518501
Energy at 298.15K 
HF Energy-394.093162
Nuclear repulsion energy62.626334
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 CISD/cc-pVTZ-PP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 665 665 46.70      

Unscaled Zero Point Vibrational Energy (zpe) 332.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 332.6 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 CISD/cc-pVTZ-PP
B
0.28224

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/cc-pVTZ-PP

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
I1 0.000 0.000 0.276
F2 0.000 0.000 -1.625

Atom - Atom Distances (Å)
  I1 F2
I11.9012
F21.9012

picture of Iodine monofluoride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability