pentafluoroarsorane
- Formula: AsF5
- Molecular weight: 169.91362
- IUPAC Standard InChI: InChI=1S/AsF5/c2-1(3,4,5)6
- IUPAC Standard InChIKey: YBGKQGSCGDNZIB-UHFFFAOYSA-N
- CAS Registry Number: 7784-36-3
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Arsenic pentafluoride
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Reaction thermochemistry data
Go To: Top, Vibrational and/or electronic energy levels, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: John E. Bartmess
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
+
= (
•
)
By formula: F- + AsF5 = (F- • AsF5)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | >360. ± 42. | kJ/mol | N/A | Haartz and McDaniel, 1973 | gas phase; Greater than BCl3 |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | >310. ± 42. | kJ/mol | IMRB | Haartz and McDaniel, 1973 | gas phase; Greater than BCl3 |
Vibrational and/or electronic energy levels
Go To: Top, Reaction thermochemistry data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Takehiko Shimanouchi
Symmetry: D3h Symmetry Number σ = 6
| Sym. | No | Approximate | Selected Freq. | Infrared | Raman | Comments | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Species | type of mode | Value | Rating | Value | Phase | Value | Phase | |||
| a1' | 1 | AsF3 s-str | 734 | C | 734.3 VS p | gas | ||||
| a1' | 2 | AsF2 s-str | 644 | C | 644 M | gas | ||||
| a2 | 3 | AsF2 a-str | 787 | B | 787.4 VS | gas | ||||
| a2 | 4 | AsF3 op-deform | 400 | B | 400.4 S | gas | ||||
| e' | 5 | AsF3 d-str | 811 | B | 811.4 VS | gas | 813 M dp | gas | ||
| e' | 6 | AsF3 d-deform | 372 | C | 372 S | gas | 366 | liq. | ||
| e' | 7 | AsF bend | 123 | C | 123 W | gas | 130 M dp | gas | ||
| e | 8 | AsF bend | 386 | C | 386 M dp | gas | ||||
Source: Shimanouchi, 1972
Notes
| VS | Very strong |
| S | Strong |
| M | Medium |
| W | Weak |
| p | Polarized |
| dp | Depolarized |
| B | 1~3 cm-1 uncertainty |
| C | 3~6 cm-1 uncertainty |
References
Go To: Top, Reaction thermochemistry data, Vibrational and/or electronic energy levels, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Haartz and McDaniel, 1973
Haartz, J.C.; McDaniel, D.H.,
Fluoride ion affinity of some lewis acids,
J. Am. Chem. Soc., 1973, 95, 8562. [all data]
Shimanouchi, 1972
Shimanouchi, T.,
Tables of Molecular Vibrational Frequencies Consolidated Volume II,
J. Phys. Chem. Ref. Data, 1972, 6, 3, 993-1102. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Vibrational and/or electronic energy levels, References
- Symbols used in this document:
ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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