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

using model chemistry: B3LYPultrafine/3-21G

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 B3LYPultrafine/3-21G
 hartrees
Energy at 0K-6989.805455
Energy at 298.15K-6989.803619
HF Energy-6989.805455
Nuclear repulsion energy126.160067
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 B3LYPultrafine/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 Σ 570 550 2.26      

Unscaled Zero Point Vibrational Energy (zpe) 285.2 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 275.2 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 B3LYPultrafine/3-21G
B
0.25484

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/3-21G

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
I1 0.000 0.000 0.290
F2 0.000 0.000 -1.710

Atom - Atom Distances (Å)
  I1 F2
I12.0008
F22.0008

picture of Iodine monofluoride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 I 0.346      
2 F -0.346      


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 1.934 1.934
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.797 0.000 0.000
y 0.000 -32.797 0.000
z 0.000 0.000 -32.495
Traceless
 xyz
x -0.151 0.000 0.000
y 0.000 -0.151 0.000
z 0.000 0.000 0.302
Polar
3z2-r20.604
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 1.022 0.000 0.000
y 0.000 1.022 0.000
z 0.000 0.000 3.734


<r2> (average value of r2) Å2
<r2> 51.219
(<r2>)1/2 7.157