arsenic triiodide
- Formula: AsI3
- Molecular weight: 455.63501
- IUPAC Standard InChI: InChI=1S/AsI3/c2-1(3)4
- IUPAC Standard InChIKey: IKIBSPLDJGAHPX-UHFFFAOYSA-N
- CAS Registry Number: 7784-45-4
- Chemical structure:
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Gas phase ion energetics 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: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 9.0 ± 0.5 | EI | Alikhanyan, Steblevskii, et al., 1980 | |
| 9.00 ± 0.04 | PE | Peel and Willett, 1976 | Vertical value |
| 9.11 | PE | Lee and Rabalais, 1974 | Vertical value |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| AsI+ | 10.5 ± 0.5 | 2I/I2 | EI | Alikhanyan, Steblevskii, et al., 1980 | |
| AsI2+ | 9.5 ± 0.5 | I | EI | Alikhanyan, Steblevskii, et al., 1980 | |
| I2+ | 13.6 ± 1.0 | AsI | EI | Alikhanyan, Steblevskii, et al., 1980 |
Vibrational and/or electronic energy levels
Go To: Top, Gas phase ion energetics 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: C3ν Symmetry Number σ = 3
| Sym. | No | Approximate | Selected Freq. | Infrared | Raman | Comments | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Species | type of mode | Value | Rating | Value | Phase | Value | Phase | |||
| a1 | 1 | Sym str | 219 | C | 225.7 | sln. | 218.5 p | solid solid | ||
| a1 | 2 | Sym deform | 94 | C | 101.6 | sln. | 94 p | solid solid | ||
| e | 3 | Deg str | 224 | C | 201.2 b | sln. | 223.5 dp | solid solid | ||
| e | 4 | Deg deform | 71 | C | 73.6 | sln. | 71 dp | solid solid | ||
Source: Shimanouchi, 1972
Notes
| b | Broad |
| p | Polarized |
| dp | Depolarized |
| C | 3~6 cm-1 uncertainty |
References
Go To: Top, Gas phase ion energetics 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.
Alikhanyan, Steblevskii, et al., 1980
Alikhanyan, A.S.; Steblevskii, A.V.; Lazarev, V.B.; Kalinnikov, V.T.; Grinberg, Y.K.; Zhukov, E.G.; Agamirova, L.M.; Gorgoraki, V.I.,
Thermodynamic properties of gaseous arsenic iodides,
Izv. Akad. Nauk SSSR, Neorg. Mater., 1980, 16, 73. [all data]
Peel and Willett, 1976
Peel, J.B.; Willett, G.D.,
The photoelectron spectra of arsenic tribromide and arsenic triiodide,
J. Electron Spectrosc. Relat. Phenom., 1976, 9, 175. [all data]
Lee and Rabalais, 1974
Lee, T.H.; Rabalais, J.W.,
Model for spin- orbit interactions with inclusion of d electrons: Applications to photoelectron spectroscopy,
J. Chem. Phys., 1974, 60, 1172. [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, Gas phase ion energetics data, Vibrational and/or electronic energy levels, References
- Symbols used in this document:
AE Appearance energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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