Xenon cation
- Formula: Xe+
- Molecular weight: 131.292
- CAS Registry Number: 24203-25-6
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Gas phase 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.
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| S°gas,1 bar | 181.21 | J/mol*K | Review | Chase, 1998 | Data last reviewed in March, 1982 |
Reaction thermochemistry data
Go To: Top, Gas phase 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: 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. 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
(Xe+ • ) +
= (Xe+ • 2
)
By formula: (Xe+ • Xe) + Xe = (Xe+ • 2Xe)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 28. | kJ/mol | DT | Helm, 1976 | gas phase; corrected for ln T by Keesee and Castleman, 1986 |
| ΔrH° | 28.2 | kJ/mol | DT | Helm, 1976 | gas phase; corrected for ln T by Keesee and Castleman, 1986 |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrS° | 78.2 | J/mol*K | DT | Helm, 1976 | gas phase; corrected for ln T by Keesee and Castleman, 1986 |
| ΔrS° | 78.2 | J/mol*K | DT | Helm, 1976 | gas phase; corrected for ln T by Keesee and Castleman, 1986 |
Xe+ + = (Xe+ •
)
By formula: Xe+ + Xe = (Xe+ • Xe)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 99.6 | kJ/mol | PI | Ng, Trevor, et al., 1976 | gas phase |
| ΔrH° | 95.4 | kJ/mol | SCATTERING | Mittman and Weise, 1974 | gas phase |
| ΔrH° | 93.7 | kJ/mol | SCATTERING | Lorentz, Olson, et al., 1973 | gas phase |
| ΔrH° | 95.4 | kJ/mol | PI | Samson, 1966 | gas phase |
Xe+ + = (Xe+ •
)
By formula: Xe+ + Ar = (Xe+ • Ar)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 17. | kJ/mol | PI | Dehmer and Pratt, 1982 | gas phase |
| ΔrH° | 25. | kJ/mol | SIFT | Jones, Lister, et al., 1980 | gas phase |
| ΔrH° | 13. | kJ/mol | PI | Ng, Tiedemann, et al., 1977 | gas phase |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrS° | 81.2 | J/mol*K | SIFT | Jones, Lister, et al., 1980 | gas phase |
(Xe+ • 2) +
= (Xe+ • 3
)
By formula: (Xe+ • 2Xe) + Xe = (Xe+ • 3Xe)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 25.2 ± 0.63 | kJ/mol | PHPMS | Hiraoka and Mori, 1990 | gas phase |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrS° | 63.2 | J/mol*K | PHPMS | Hiraoka and Mori, 1990 | gas phase |
(Xe+ • 3) +
= (Xe+ • 4
)
By formula: (Xe+ • 3Xe) + Xe = (Xe+ • 4Xe)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 11.0 ± 0.63 | kJ/mol | PHPMS | Hiraoka and Mori, 1990 | gas phase |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrS° | 54.8 | J/mol*K | PHPMS | Hiraoka and Mori, 1990 | gas phase |
Xe+ + = (Xe+ •
)
By formula: Xe+ + Kr = (Xe+ • Kr)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 37. | kJ/mol | PI | Dehmer and Pratt, 1982 | gas phase |
| ΔrH° | 36. | kJ/mol | PI | Ng, Tiedemann, et al., 1977 | gas phase |
Xe+ + = (Xe+ •
)
By formula: Xe+ + Ne = (Xe+ • Ne)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 4.0 | kJ/mol | PI | Dehmer and Pratt, 1982 | gas phase |
References
Go To: Top, Gas phase thermochemistry 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.
Chase, 1998
Chase, M.W., Jr.,
NIST-JANAF Themochemical Tables, Fourth Edition,
J. Phys. Chem. Ref. Data, Monograph 9, 1998, 1-1951. [all data]
Helm, 1976
Helm, H.,
Formation of Xe3+ Ions in Xenon at Temperatures Between 210 and 293 K,
Phys. Rev. A, 1976, 14, 2, 680, https://doi.org/10.1103/PhysRevA.14.680
. [all data]
Keesee and Castleman, 1986
Keesee, R.G.; Castleman, A.W., Jr.,
Thermochemical data on Ggs-phase ion-molecule association and clustering reactions,
J. Phys. Chem. Ref. Data, 1986, 15, 1011. [all data]
Ng, Trevor, et al., 1976
Ng, C.Y.; Trevor, D.J.; Mahan, B.H.; Lee, Y.T.,
Photoionization Study of the Xe2 van der Waals Molecule,
J. Chem. Phys., 1976, 65, 10, 4327, https://doi.org/10.1063/1.432849
. [all data]
Mittman and Weise, 1974
Mittman, H.U.; Weise, H.P.,
Scattering of Ions V. Elastic Scattering of the Symmetric Rare Gas Ion - Rare Gas Atom Systems,
Z. Naturforsch., 1974, A29, 400. [all data]
Lorentz, Olson, et al., 1973
Lorentz, D.C.; Olson, R.E.; Conklin, G.M.,
Rainbow Scattering for Ar+ + Ar and Xe+ + Xe,
Chem. Phys. Lett., 1973, 20, 6, 589, https://doi.org/10.1016/0009-2614(73)80508-1
. [all data]
Samson, 1966
Samson, J.A.R.,
Ionization Potential of Molecular Xenon and Krypton,
J. Opt. Soc. Am., 1966, 56, 8, 1140, https://doi.org/10.1364/JOSA.56.001140
. [all data]
Dehmer and Pratt, 1982
Dehmer, P.M.; Pratt, S.T.,
Photoionization of ArKr, ArXe, and KrXe and bond dissociation energies of the rare gas dimer ions,
J. Chem. Phys., 1982, 77, 4804. [all data]
Jones, Lister, et al., 1980
Jones, J.D.C.; Lister, D.G.; Twiddy, N.D.,
Equilibrium Constant for the Reaction Xe+ + 2Ar ---> XeAr+ + Ar in the Temperature Range 150 - 300 K and the Dissociation Energy of XeAr+,
Chem. Phys. Lett., 1980, 70, 3, 575, https://doi.org/10.1016/0009-2614(80)80128-X
. [all data]
Ng, Tiedemann, et al., 1977
Ng, C.Y.; Tiedemann, P.W.; Mahan, B.H.; Lee, Y.T.,
Photoionization Studies of the Diatomic Internuclear Rare Gas Molecules XeKr, XeAr, and KrAr,
J. Chem. Phys., 1977, 66, 12, 5737, https://doi.org/10.1063/1.433848
. [all data]
Hiraoka and Mori, 1990
Hiraoka, K.; Mori, T.,
Stability of Rare - Gas Cluster Ions,
J. Chem. Phys., 1990, 92, 7, 4408, https://doi.org/10.1063/1.457751
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, References
- Symbols used in this document:
S°gas,1 bar Entropy of gas at standard conditions (1 bar) 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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