thorium tetrachloride
- Formula: Cl4Th
- Molecular weight: 373.850
- CAS Registry Number: 10026-08-1
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Gas phase ion energetics 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:
LL - Sharon G. Lias and Joel F. Liebman
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 11.5 ± 0.3 | EI | Lau and Hildenbrand, 1990 | LL |
| 12.7 ± 0.3 | EI | Ackermann and Rauh, 1973 | LLK |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| ThCl+ | 23.3 ± 0.5 | ? | EI | Lau and Hildenbrand, 1990 | LL |
| Cl2Th+ | 17.5 | ? | EI | Lau and Hildenbrand, 1990 | LL |
| Cl3Th+ | 12. ± 5. | Cl | EI | Lau and Hildenbrand, 1990 | LL |
| Th+ | 28. ± 1. | ? | EI | Lau and Hildenbrand, 1990 | LL |
Ion clustering 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: Michael M. Meot-Ner (Mautner) and Sharon G. Lias
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.
Clustering reactions
+ Cl4Th = (
• Cl4Th)
By formula: Cl- + Cl4Th = (Cl- • Cl4Th)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 24.2 | kcal/mol | ICR | Larson and McMahon, 1985 | gas phase; switching reaction,Thermochemical ladder(t-C4H9OH), Entropy change calculated or estimated |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrS° | 22. | cal/mol*K | N/A | Larson and McMahon, 1985 | gas phase; switching reaction,Thermochemical ladder(t-C4H9OH), Entropy change calculated or estimated |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 17.6 | kcal/mol | ICR | Larson and McMahon, 1985 | gas phase; switching reaction,Thermochemical ladder(t-C4H9OH), Entropy change calculated or estimated |
References
Go To: Top, Gas phase ion energetics data, Ion clustering data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Lau and Hildenbrand, 1990
Lau, K.H.; Hildenbrand, D.L.,
High-temperature equilibrium studies of the gaseous thorium chlorides,
J. Chem. Phys., 1990, 92, 6124. [all data]
Ackermann and Rauh, 1973
Ackermann, R.J.; Rauh, E.G.,
The preparation and characterization of the metastable monoxides of thorium uranium,
J. Inorg. Nucl. Chem., 1973, 35, 3787. [all data]
Larson and McMahon, 1985
Larson, J.W.; McMahon, T.B.,
Fluoride and chloride affinities of the main group oxides, fluorides, oxofluorides, and alkyls. Quantitative scales of lewis acidities from ICR halide exchange equilibria,
J. Am. Chem. Soc., 1985, 107, 766. [all data]
Notes
Go To: Top, Gas phase ion energetics data, Ion clustering data, References
- Symbols used in this document:
AE Appearance energy ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔrS° Entropy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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