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All results from a given calculation for HF (Hydrogen fluoride)

using model chemistry: PBE1PBE/cc-pVTZ

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 PBE1PBE/cc-pVTZ
 hartrees
Energy at 0K-100.385270
Energy at 298.15K-100.385258
HF Energy-100.385270
Nuclear repulsion energy5.187011
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 PBE1PBE/cc-pVTZ
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 4159 3997 104.57      

Unscaled Zero Point Vibrational Energy (zpe) 2079.5 cm-1
Scaled (by 0.961) Zero Point Vibrational Energy (zpe) 1998.4 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 PBE1PBE/cc-pVTZ
B
20.89327

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/cc-pVTZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.000 0.000 0.092
H2 0.000 0.000 -0.826

Atom - Atom Distances (Å)
  F1 H2
F10.9182
H20.9182

picture of Hydrogen fluoride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 F -0.317      
2 H 0.317      


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 -1.828 1.828
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -5.597 0.000 0.000
y 0.000 -5.597 0.000
z 0.000 0.000 -3.583
Traceless
 xyz
x -1.007 0.000 0.000
y 0.000 -1.007 0.000
z 0.000 0.000 2.014
Polar
3z2-r24.029
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 0.409 0.000 0.000
y 0.000 0.409 0.000
z 0.000 0.000 0.780


<r2> (average value of r2) Å2
<r2> 3.835
(<r2>)1/2 1.958