praseodymium triiodide
- Formula: I3Pr
- Molecular weight: 521.62106
- CAS Registry Number: 13813-23-5
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Phase change data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔsubH° | 280. ± 4. | kJ/mol | N/A | Villani, Brunetti, et al., 2000 | |
| ΔsubH° | 275. | kJ/mol | N/A | Villani, Brunetti, et al., 2000 |
Enthalpy of sublimation
| ΔsubH (kJ/mol) | Temperature (K) | Method | Reference |
|---|---|---|---|
| 263. ± 4. | 900. | TE | Villani, Brunetti, et al., 2000 |
Gas phase ion energetics data
Go To: Top, Phase change 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: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
| IE (eV) | Method | Reference |
|---|---|---|
| 9.2 ± 0.2 | EI | Hirayama and Castle, 1973 |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| IPr+ | 12.9 ± 0.2 | 2I | EI | Hirayama and Castle, 1973 | |
| I2Pr+ | 10.0 ± 0.2 | I | EI | Hirayama and Castle, 1973 | |
| Pr+ | 17.0 ± 0.2 | 3I | EI | Hirayama and Castle, 1973 |
References
Go To: Top, Phase change data, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Villani, Brunetti, et al., 2000
Villani, Anna Rita; Brunetti, Bruno; Piacente, Vincenzo,
Vapor Pressures and Sublimation Enthalpies of Praseodymium Trichloride, Tribromide, and Triiodide,
J. Chem. Eng. Data, 2000, 45, 6, 1167-1172, https://doi.org/10.1021/je0001532
. [all data]
Hirayama and Castle, 1973
Hirayama, C.; Castle, P.M.,
Mass spectra of rare earth triiodides,
J. Phys. Chem., 1973, 77, 3110. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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