Krypton cation
- Formula: Kr+
- Molecular weight: 83.797
- CAS Registry Number: 16915-28-9
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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
By formula: Kr+ + Ar = (Kr+ • Ar)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 51.0 | kJ/mol | PI | Dehmer and Pratt, 1982 | gas phase |
ΔrH° | 56.9 | kJ/mol | PI | Ng, Tiedemann, et al., 1977 | gas phase |
By formula: Kr+ + CO = (Kr+ • CO)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 103. ± 7.5 | kJ/mol | SIFT | Praxmarer, Jordan, et al., 1993 | gas phase; switching reaction(Kr+)Kr; Wadt, 1978, Radzig and Smirnov, 1985 |
By formula: Kr+ + CO2 = (Kr+ • CO2)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 79. ± 3. | kJ/mol | SIFT | Praxmarer, Jordan, et al., 1993 | gas phase; switching reaction(Kr+)Kr; Wadt, 1978, Radzig and Smirnov, 1985 |
By formula: Kr+ + Kr = (Kr+ • Kr)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 111. | kJ/mol | PI | Dehmer and Pratt, 1982 | gas phase |
ΔrH° | 110. | kJ/mol | PDiss | Abouaf, Huber, et al., 1978 | gas phase |
ΔrH° | 111. | kJ/mol | PI | Ng, Trevor, et al., 1977 | gas phase |
ΔrH° | 117. | kJ/mol | SCATTERING | Mittman and Weise, 1974 | gas phase |
By formula: (Kr+ • 2Kr) + Kr = (Kr+ • 3Kr)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 23.3 ± 0.63 | kJ/mol | PHPMS | Hiraoka and Mori, 1990 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 74.5 | J/mol*K | PHPMS | Hiraoka and Mori, 1990 | gas phase |
By formula: (Kr+ • 3Kr) + Kr = (Kr+ • 4Kr)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 9.04 ± 0.63 | kJ/mol | PHPMS | Hiraoka and Mori, 1990 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 62.3 | J/mol*K | PHPMS | Hiraoka and Mori, 1990 | gas phase |
By formula: (Kr+ • 4Kr) + Kr = (Kr+ • 5Kr)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 8.58 ± 0.63 | kJ/mol | PHPMS | Hiraoka and Mori, 1990 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 65.7 | J/mol*K | PHPMS | Hiraoka and Mori, 1990 | gas phase |
By formula: (Kr+ • 5Kr) + Kr = (Kr+ • 6Kr)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 8.54 ± 0.63 | kJ/mol | PHPMS | Hiraoka and Mori, 1990 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 65.7 | J/mol*K | PHPMS | Hiraoka and Mori, 1990 | gas phase |
By formula: Kr+ + Ne = (Kr+ • Ne)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 5.31 | kJ/mol | PI | Dehmer and Pratt, 1982 | gas phase |
References
Go To: Top, Ion clustering data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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]
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]
Praxmarer, Jordan, et al., 1993
Praxmarer, C. Hansel; Jordan, A.; Kraus, H.; Lindinger, W.,
Reactions of Kr2+ with Various Neutrals,
Int.J. Mass Spectrom. Ion. Proc., 1993, 129, 121, https://doi.org/10.1016/0168-1176(93)87036-R
. [all data]
Wadt, 1978
Wadt, W.R.,
The Electronic States of Ar2+, Kr2+, Xe2+. I. Potential Curves with and without Spin-Orbit Coupling,
J. Chem. Phys., 1978, 68, 2, 402, https://doi.org/10.1063/1.435773
. [all data]
Radzig and Smirnov, 1985
Radzig, R.; Smirnov, B.M.,
Reference Data on Atoms in Molecules and Ions, Springer, Berlin, 1985. [all data]
Abouaf, Huber, et al., 1978
Abouaf, R.; Huber, B.A.; Cosby, P.C.; Saxon, R.P.; Moseley, J.T.,
Photofragment Spectroscopy and Potential Curves of Kr2+,
J. Chem. Phys., 1978, 68, 5, 2406, https://doi.org/10.1063/1.436011
. [all data]
Ng, Trevor, et al., 1977
Ng, C.Y.; Trevor, D.J.; Mahan, B.H.; Lee, Y.T.,
Photoionization Studies of the Kr2 and Ar2 van der Vaals Molecules,
J. Chem. Phys., 1977, 66, 2, 446, https://doi.org/10.1063/1.433989
. [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]
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
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- Symbols used in this document:
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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