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Experimental data for AsF5 (Arsenic pentafluoride)

22 02 02 11 45
INChI INChIKey SMILES IUPAC name
InChI=1S/AsF5/c2-1(3,4,5)6 YBGKQGSCGDNZIB-UHFFFAOYSA-N F[As](F)(F)(F)F
State Conformation
1A1' D3H
Enthalpy of formation (Hfg), Entropy, Integrated heat capacity (0 K to 298.15 K) (HH), Heat Capacity (Cp)
Property Value Uncertainty units Reference Comment
Information can also be found for this species in the NIST Chemistry Webbook
Vibrational levels (cm-1) vibrations
Mode Number Symmetry Frequency Intensity Comment Description
Fundamental(cm-1) Harmonic(cm-1) Reference (km mol-1) unc. Reference
1 A1' 734   Shim      
2 A1' 644   Shim      
3 A2" 787   Shim      
4 A2" 400   Shim      
5 E' 811   Shim      
6 E' 372   Shim      
7 E' 123   Shim      
8 E" 386   Shim      

vibrational zero-point energy: 2974.5 cm-1 (from fundamental vibrations)
Calculated vibrational frequencies for AsF5 (Arsenic pentafluoride).
Rotational Constants (cm-1) rotational constants
See section I.F.4 to change rotational constant units
A B C reference comment

Calculated rotational constants for AsF5 (Arsenic pentafluoride).
Product of moments of inertia moments of inertia
amu3Å6   0gm3 cm6
Geometric Data
picture of Arsenic pentafluoride

Point Group D3h


Internal coordinates
distances (r) in Å, angles (a) in degrees, dihedrals (d) in degrees
Description Value unc. Connectivity Reference Comment
Atom 1 Atom 2 Atom 3 Atom 4
rAsF 1.711 0.005 1 5 1970Cli/Bar:805-811 axial rg
rAsF 1.656 0.004 1 2 1970Cli/Bar:805-811 equatorial rg
aFAsF 90 2 1 5 by symmetry
aFAsF 120 2 1 3 by symmetry

Cartesians
Atom x (Å) y (Å) z (Å)

Atom - Atom Distances bond lengths
Distances in Å
 

Calculated geometries for AsF5 (Arsenic pentafluoride).

Bond descriptions


Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type Count
F-As 5

Connectivity
Atom 1 Atom 2
As1 F2
As1 F3
As1 F4
As1 F5
As1 F6
Electronic energy levels (cm-1)
Energy (cm-1) Degeneracy reference description
0 1   1A1'

Ionization Energies (eV)
Ionization Energy I.E. unc. vertical I.E. v.I.E. unc. reference
15.000   15.530   webbook
Dipole, Quadrupole and Polarizability
Electric dipole moment dipole
State Config State description Conf description Exp. min. Dipole (Debye) Reference comment Point Group Components
x y z total dipole quadrupole
1 1 1A1' D3h True           D3h 0 1
Experimental dipole measurement abbreviations: MW microwave; DT Dielectric with Temperature variation; DR Indirect (usually an upper limit); MB Molecular beam
Calculated electric dipole moments for AsF5 (Arsenic pentafluoride).
Electric quadrupole moment quadrupole
State Config State description Conf description Exp. min. Quadrupole (D Å) Reference comment Point Group Components
xx yy zz dipole quadrupole
1 1 1A1' D3h True       D3h 0 1

Calculated electric quadrupole moments for AsF5 (Arsenic pentafluoride).

References
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squib reference DOI
1970Cli/Bar:805-811 FB Clippard Jr, LS Bartell "Molecular Structures of Arsenic Trifluoride and Arsenic Pentafluoride as Determined by Electron Diffraction" Inorg. Chem., 9, 805 (1970) 10.1021/ic50086a022
Shim Shimanouchi, T. , Tables of Molecular Vibrational Frequencies, Consolidated Volu 10.6028/NBS.NSRDS.39
webbook NIST Chemistry Webbook (http://webbook.nist.gov/chemistry) 10.18434/T4D303

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