cerium triiodide
- Formula: CeI3
- Molecular weight: 520.829
- CAS Registry Number: 7790-87-6
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- Other data available:
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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° | 70.5 ± 2.4 | kcal/mol | TE | Villani, Brunetti, et al., 2000 | Based on data from 910. to 1031. K. |
Reaction thermochemistry 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 as indicated in comments:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
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Individual Reactions
+ CeI3 = (
• CeI3)
By formula: I- + CeI3 = (I- • CeI3)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 67.0 ± 8.0 | kcal/mol | TDEq | Chantry, 1976 | gas phase; B,M |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrS° | 28. | cal/mol*K | MS | Chantry, 1976 | gas phase; heated collision chamber; M |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 59. ± 10. | kcal/mol | TDEq | Chantry, 1976 | gas phase; B |
References
Go To: Top, Phase change data, Reaction thermochemistry 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 Pressure and Enthalpies of Vaporization of Cerium Trichloride, Tribromide, and Triiodide,
J. Chem. Eng. Data, 2000, 45, 5, 823-828, https://doi.org/10.1021/je000035e
. [all data]
Chantry, 1976
Chantry, P.J.,
Negative Ion Formation in Cerium Triiodide,
J. Chem. Phys., 1976, 65, 11, 4412, https://doi.org/10.1063/1.432992
. [all data]
Notes
Go To: Top, Phase change data, Reaction thermochemistry data, References
- Symbols used in this document:
ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔrS° Entropy of reaction at standard conditions ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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