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

using model chemistry: HF/Def2TZVPP

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 HF/Def2TZVPP
 hartrees
Energy at 0K-396.099854
Energy at 298.15K 
HF Energy-396.099854
Nuclear repulsion energy63.754651
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 HF/Def2TZVPP
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 700 634 76.57 12.18 0.38 0.55

Unscaled Zero Point Vibrational Energy (zpe) 349.8 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 317.0 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 HF/Def2TZVPP
B
0.29250

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
I1 0.000 0.000 0.271
F2 0.000 0.000 -1.596

Atom - Atom Distances (Å)
  I1 F2
I11.8675
F21.8675

picture of Iodine monofluoride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 I 0.432      
2 F -0.432      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 2.144 2.144
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.878 0.000 0.000
y 0.000 -31.878 0.000
z 0.000 0.000 -31.550
Traceless
 xyz
x -0.164 0.000 0.000
y 0.000 -0.164 0.000
z 0.000 0.000 0.328
Polar
3z2-r20.656
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.422 0.000 0.000
y 0.000 3.422 0.000
z 0.000 0.000 4.593


<r2> (average value of r2) Å2
<r2> 44.617
(<r2>)1/2 6.680