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

using model chemistry: QCISD/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 QCISD/cc-pVTZ-PP
 hartrees
Energy at 0K-394.560834
Energy at 298.15K 
HF Energy-394.092747
Nuclear repulsion energy62.128500
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 QCISD/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 636 636 37.94      

Unscaled Zero Point Vibrational Energy (zpe) 317.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 317.8 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 QCISD/cc-pVTZ-PP
B
0.27777

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

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
I1 0.000 0.000 0.278
F2 0.000 0.000 -1.638

Atom - Atom Distances (Å)
  I1 F2
I11.9164
F21.9164

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