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

using model chemistry: LSDA/LANL2DZ

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 LSDA/LANL2DZ
 hartrees
Energy at 0K-110.823540
Energy at 298.15K-110.821690
HF Energy-110.823540
Nuclear repulsion energy16.620737
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 LSDA/LANL2DZ
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 552 552 8.58      

Unscaled Zero Point Vibrational Energy (zpe) 276.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 276.2 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 LSDA/LANL2DZ
B
0.25356

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/LANL2DZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
I1 0.000 0.000 0.291
F2 0.000 0.000 -1.715

Atom - Atom Distances (Å)
  I1 F2
I12.0058
F22.0058

picture of Iodine monofluoride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 I 0.431      
2 F -0.431      


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 2.720 2.720
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.376 0.000 0.000
y 0.000 -25.376 0.000
z 0.000 0.000 -25.447
Traceless
 xyz
x 0.035 0.000 0.000
y 0.000 0.035 0.000
z 0.000 0.000 -0.071
Polar
3z2-r2-0.141
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 0.272 0.000 0.000
y 0.000 0.272 0.000
z 0.000 0.000 3.910


<r2> (average value of r2) Å2
<r2> 42.918
(<r2>)1/2 6.551