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All results from a given calculation for F2 (Fluorine diatomic)

using model chemistry: PBEPBEultrafine/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D*H 1Σg
Energy calculated at PBEPBEultrafine/SDD
 hartrees
Energy at 0K-199.369139
Energy at 298.15K-199.369129
HF Energy-199.369139
Nuclear repulsion energy28.993455
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 PBEPBEultrafine/SDD
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σg 935 935 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 467.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 467.2 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 PBEPBEultrafine/SDD
B
0.81196

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

Point Group is D∞h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.000 0.000 0.739
F2 0.000 0.000 -0.739

Atom - Atom Distances (Å)
  F1 F2
F11.4784
F21.4784

picture of Fluorine diatomic state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 F 0.000      
2 F 0.000      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -9.560 0.000 0.000
y 0.000 -9.560 0.000
z 0.000 0.000 -8.769
Traceless
 xyz
x -0.396 0.000 0.000
y 0.000 -0.396 0.000
z 0.000 0.000 0.792
Polar
3z2-r21.583
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 0.119 0.000 0.000
y 0.000 0.119 0.000
z 0.000 0.000 1.606


<r2> (average value of r2) Å2
<r2> 15.642
(<r2>)1/2 3.955