Potassium ion (1+)


Gas phase thermochemistry data

Go To: Top, Reaction thermochemistry data, Ion clustering data, References, Notes

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
gas,1 bar154.58J/mol*KReviewChase, 1998Data last reviewed in December, 1983

Reaction thermochemistry data

Go To: Top, Gas phase thermochemistry data, Ion clustering 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 as indicated in comments:
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
RCD - Robert C. Dunbar

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.

Reactions 1 to 50

Potassium ion (1+) + Water = (Potassium ion (1+) • Water)

By formula: K+ + H2O = (K+ • H2O)

Quantity Value Units Method Reference Comment
Δr70.7kJ/molHPMSDavidson and Kebarle, 1976gas phase; M
Δr70. ± 10.kJ/molHPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr81. ± 10.kJ/molMSBurdett and Hayhurst, 1982gas phase; flame source, about 1600 K; M
Δr74.9kJ/molHPMSSearles and Kebarle, 1969gas phase; M
Quantity Value Units Method Reference Comment
Δr83.3J/mol*KHPMSDavidson and Kebarle, 1976gas phase; M
Δr96.J/mol*KN/ABlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr89.1J/mol*KMSBurdett and Hayhurst, 1982gas phase; flame source, about 1600 K; M
Δr90.4J/mol*KHPMSSearles and Kebarle, 1969gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
38.300.HPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
2.840.MSChupka, 1959gas phase; Knudsen cell, 840+-50K; M

(Potassium ion (1+) • 2Water) + Water = (Potassium ion (1+) • 3Water)

By formula: (K+ • 2H2O) + H2O = (K+ • 3H2O)

Quantity Value Units Method Reference Comment
Δr54.4kJ/molES/HPMSBlades, Klassen, et al., 1996gas phase; M
Δr60. ± 10.kJ/molHPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr55.2kJ/molHPMSSearles and Kebarle, 1969gas phase; M
Quantity Value Units Method Reference Comment
Δr94.1J/mol*KES/HPMSBlades, Klassen, et al., 1996gas phase; M
Δr96.J/mol*KN/ABlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr96.2J/mol*KHPMSSearles and Kebarle, 1969gas phase; M
Quantity Value Units Method Reference Comment
Δr26.kJ/molES/HPMSBlades, Klassen, et al., 1996gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
28.300.HPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M

Potassium ion (1+) + Argon = (Potassium ion (1+) • Argon)

By formula: K+ + Ar = (K+ • Ar)

Quantity Value Units Method Reference Comment
Δr12. ± 3.kJ/molAVGN/AAverage of 9 values; Individual data points

(Potassium ion (1+) • 3Water) + Water = (Potassium ion (1+) • 4Water)

By formula: (K+ • 3H2O) + H2O = (K+ • 4H2O)

Quantity Value Units Method Reference Comment
Δr50. ± 10.kJ/molHPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr49.4kJ/molHPMSSearles and Kebarle, 1969gas phase; M
Quantity Value Units Method Reference Comment
Δr96.J/mol*KN/ABlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr103.J/mol*KHPMSSearles and Kebarle, 1969gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
25.300.HPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M

(Potassium ion (1+) • Water) + Water = (Potassium ion (1+) • 2Water)

By formula: (K+ • H2O) + H2O = (K+ • 2H2O)

Quantity Value Units Method Reference Comment
Δr70. ± 10.kJ/molHPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr67.4kJ/molHPMSSearles and Kebarle, 1969gas phase; M
Quantity Value Units Method Reference Comment
Δr96.J/mol*KN/ABlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr101.J/mol*KHPMSSearles and Kebarle, 1969gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
38.300.HPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M

Potassium ion (1+) + Methylamine = (Potassium ion (1+) • Methylamine)

By formula: K+ + CH5N = (K+ • CH5N)

Quantity Value Units Method Reference Comment
Δr79.9kJ/molHPMSDavidson and Kebarle, 1976, 2gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976; M
Quantity Value Units Method Reference Comment
Δr91.2J/mol*KHPMSDavidson and Kebarle, 1976, 2gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976; M
Quantity Value Units Method Reference Comment
Δr53.1kJ/molHPMSDavidson and Kebarle, 1976, 2gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976; M

Potassium ion (1+) + Methylamine, N,N-dimethyl- = (Potassium ion (1+) • Methylamine, N,N-dimethyl-)

By formula: K+ + C3H9N = (K+ • C3H9N)

Quantity Value Units Method Reference Comment
Δr83.7kJ/molHPMSDavidson and Kebarle, 1976, 2gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976; M
Quantity Value Units Method Reference Comment
Δr97.9J/mol*KHPMSDavidson and Kebarle, 1976, 2gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976; M
Quantity Value Units Method Reference Comment
Δr54.4kJ/molHPMSDavidson and Kebarle, 1976, 2gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976; M

(Potassium ion (1+) • Benzene • Water) + Benzene = (Potassium ion (1+) • 2Benzene • Water)

By formula: (K+ • C6H6 • H2O) + C6H6 = (K+ • 2C6H6 • H2O)

Quantity Value Units Method Reference Comment
Δr60.2kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; From thermochemical cycle,switching reaction(K+ 3H2O)C6H6, Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr126.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; From thermochemical cycle,switching reaction(K+ 3H2O)C6H6, Searles and Kebarle, 1969; M

(Potassium ion (1+) • 2Water • Benzene) + Water = (Potassium ion (1+) • 3Water • Benzene)

By formula: (K+ • 2H2O • C6H6) + H2O = (K+ • 3H2O • C6H6)

Quantity Value Units Method Reference Comment
Δr49.4kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; From thermochemical cycle,switching reaction(K+)4H2O; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr110.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; From thermochemical cycle,switching reaction(K+)4H2O; Searles and Kebarle, 1969; M

Potassium ion (1+) + Dimethyl ether = (Potassium ion (1+) • Dimethyl ether)

By formula: K+ + C2H6O = (K+ • C2H6O)

Quantity Value Units Method Reference Comment
Δr72.8 ± 4.2kJ/molCIDTRodgers and Armentrout, 2000RCD
Δr92.9kJ/molHPMSDavidson and Kebarle, 1976, 3gas phase; M
Δr87.0kJ/molHPMSDavidson and Kebarle, 1976, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr112.J/mol*KHPMSDavidson and Kebarle, 1976, 3gas phase; M
Δr104.J/mol*KHPMSDavidson and Kebarle, 1976, 2gas phase; M

(Potassium ion (1+) • Water • Benzene) + Water = (Potassium ion (1+) • 2Water • Benzene)

By formula: (K+ • H2O • C6H6) + H2O = (K+ • 2H2O • C6H6)

Quantity Value Units Method Reference Comment
Δr53.1kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; From thermochemical cycle,switching reaction(K+)3H2O; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr89.5J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; From thermochemical cycle,switching reaction(K+)3H2O; Searles and Kebarle, 1969; M

(Potassium ion (1+) • Water • 2Benzene) + Water = (Potassium ion (1+) • 2Water • 2Benzene)

By formula: (K+ • H2O • 2C6H6) + H2O = (K+ • 2H2O • 2C6H6)

Quantity Value Units Method Reference Comment
Δr51.0kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; From thermochemical cycle(K+ 3H2O)C6H6; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr123.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; From thermochemical cycle(K+ 3H2O)C6H6; Searles and Kebarle, 1969; M

(Potassium ion (1+) • Benzene • 2Water) + Benzene = (Potassium ion (1+) • 2Benzene • 2Water)

By formula: (K+ • C6H6 • 2H2O) + C6H6 = (K+ • 2C6H6 • 2H2O)

Quantity Value Units Method Reference Comment
Δr53.6kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+ 3H2O)C6H6; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr141.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+ 3H2O)C6H6; Searles and Kebarle, 1969; M

(Potassium ion (1+) • 2Benzene) + Water = (Potassium ion (1+) • Water • 2Benzene)

By formula: (K+ • 2C6H6) + H2O = (K+ • H2O • 2C6H6)

Quantity Value Units Method Reference Comment
Δr57.3kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+ 2H2O)C6H6; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr109.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+ 2H2O)C6H6; Searles and Kebarle, 1969; M

(Potassium ion (1+) • Benzene) + Water = (Potassium ion (1+) • Water • Benzene)

By formula: (K+ • C6H6) + H2O = (K+ • H2O • C6H6)

Quantity Value Units Method Reference Comment
Δr75.7kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+ C6H6)C6H6; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr125.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+ C6H6)C6H6; Searles and Kebarle, 1969; M

Potassium ion (1+) + Ethane, 1,2-dimethoxy- = (Potassium ion (1+) • Ethane, 1,2-dimethoxy-)

By formula: K+ + C4H10O2 = (K+ • C4H10O2)

Bond type: Polydentate bonding in non-hydrogen-bonded positive ions

Quantity Value Units Method Reference Comment
Δr119. ± 4.2kJ/molCIDTRodgers and Armentrout, 2000RCD
Δr129.kJ/molHPMSDavidson and Kebarle, 1976, 3gas phase; M
Quantity Value Units Method Reference Comment
Δr112.J/mol*KHPMSDavidson and Kebarle, 1976, 3gas phase; M

(Potassium ion (1+) • 2Water) + Benzene = (Potassium ion (1+) • Benzene • 2Water)

By formula: (K+ • 2H2O) + C6H6 = (K+ • C6H6 • 2H2O)

Quantity Value Units Method Reference Comment
Δr56.1kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+)3H2O; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr102.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+)3H2O; Searles and Kebarle, 1969; M

(Potassium ion (1+) • 3Water) + Benzene = (Potassium ion (1+) • Benzene • 3Water)

By formula: (K+ • 3H2O) + C6H6 = (K+ • C6H6 • 3H2O)

Quantity Value Units Method Reference Comment
Δr52.7kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+)4H2O; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr115.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+)4H2O; Searles and Kebarle, 1969; M

(Potassium ion (1+) • Water) + Benzene = (Potassium ion (1+) • Benzene • Water)

By formula: (K+ • H2O) + C6H6 = (K+ • C6H6 • H2O)

Quantity Value Units Method Reference Comment
Δr70.3kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+)2H2O; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr113.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+)2H2O; Searles and Kebarle, 1969; M

Potassium ion (1+) + Ammonia = (Potassium ion (1+) • Ammonia)

By formula: K+ + H3N = (K+ • H3N)

Quantity Value Units Method Reference Comment
Δr84.1kJ/molHPMSCastleman, 1978gas phase; M
Δr74.5kJ/molHPMSDavidson and Kebarle, 1976, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr96.2J/mol*KHPMSCastleman, 1978gas phase; M
Δr117.J/mol*KHPMSDavidson and Kebarle, 1976, 2gas phase; M

Potassium ion (1+) + Krypton = (Potassium ion (1+) • Krypton)

By formula: K+ + Kr = (K+ • Kr)

Quantity Value Units Method Reference Comment
Δr13.4kJ/molIMobGatland, 1984gas phase; M
Δr12.1kJ/molSCATTERINGGislason, 1984gas phase; M
Δr12.3kJ/molIMobViehland, 1984gas phase; M
Δr15.5kJ/molIMobTakebe, 1983gas phase; M

Potassium ion (1+) + neon = (Potassium ion (1+) • neon)

By formula: K+ + Ne = (K+ • Ne)

Quantity Value Units Method Reference Comment
Δr4.56kJ/molSCATTERINGGislason, 1984gas phase; M
Δr3.8kJ/molIMobViehland, 1984gas phase; M
Δr4.0kJ/molIMobTakebe, 1983gas phase; M
Δr4.1kJ/molIMobRobson and Kumar, 1973gas phase; M

Potassium ion (1+) + helium = (Potassium ion (1+) • helium)

By formula: K+ + He = (K+ • He)

Quantity Value Units Method Reference Comment
Δr2.4kJ/molSCATTERINGGislason, 1984gas phase; M
Δr2.2kJ/molIMobViehland, 1984gas phase; M
Δr2.2kJ/molIMobTakebe, 1983gas phase; M
Δr2.4kJ/molIMobRobson and Kumar, 1973gas phase; M

Potassium ion (1+) + Xenon = (Potassium ion (1+) • Xenon)

By formula: K+ + Xe = (K+ • Xe)

Quantity Value Units Method Reference Comment
Δr18.0kJ/molIMobGatland, 1984gas phase; M
Δr15.8kJ/molSCATTERINGGislason, 1984gas phase; M
Δr20.3kJ/molIMobViehland, 1984gas phase; M
Δr22.3kJ/molIMobTakebe, 1983gas phase; M

Potassium ion (1+) + potassium bromide = (Potassium ion (1+) • potassium bromide)

By formula: K+ + BrK = (K+ • BrK)

Quantity Value Units Method Reference Comment
Δr174.kJ/molMSKudin, Gusarov, et al., 1973gas phase; Knudsen cell; M
Δr171.kJ/molMSChupka, 1959gas phase; Knudsen cell; M
Quantity Value Units Method Reference Comment
Δr95.4J/mol*KMSChupka, 1959gas phase; Knudsen cell; M

Potassium ion (1+) + Carbon dioxide = (Potassium ion (1+) • Carbon dioxide)

By formula: K+ + CO2 = (K+ • CO2)

Quantity Value Units Method Reference Comment
Δr36.kJ/molHPMSCastleman and Keesee, 1981gas phase; M
Quantity Value Units Method Reference Comment
Δr63.6J/mol*KHPMSCastleman and Keesee, 1981gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
15.310.DTKeller and Beyer, 1971gas phase; low E/N; M

(Potassium ion (1+) • Hydrogen) + Hydrogen = (Potassium ion (1+) • 2Hydrogen)

By formula: (K+ • H2) + H2 = (K+ • 2H2)

Quantity Value Units Method Reference Comment
Δr6.15kJ/molSIDTBushnell, Kemper, et al., 1994gas phase; ΔrH(0K) = 5.65 kJ/mol; M
Quantity Value Units Method Reference Comment
Δr46.9J/mol*KSIDTBushnell, Kemper, et al., 1994gas phase; ΔrH(0K) = 5.65 kJ/mol; M

(Potassium ion (1+) • 2Ethylenediamine) + Ethylenediamine = (Potassium ion (1+) • 3Ethylenediamine)

By formula: (K+ • 2C2H8N2) + C2H8N2 = (K+ • 3C2H8N2)

Bond type: Polydentate bonding in non-hydrogen-bonded positive ions

Quantity Value Units Method Reference Comment
Δr54.0kJ/molHPMSDavidson and Kebarle, 1976, 3gas phase; M
Quantity Value Units Method Reference Comment
Δr110.J/mol*KHPMSDavidson and Kebarle, 1976, 3gas phase; M

(Potassium ion (1+) • 2Water) + Methyl Alcohol = (Potassium ion (1+) • Methyl Alcohol • 2Water)

By formula: (K+ • 2H2O) + CH4O = (K+ • CH4O • 2H2O)

Quantity Value Units Method Reference Comment
Δr69.5kJ/molHPMSEvans and Keesee, 1991gas phase; switching reaction,n(K+)3H2O; M
Quantity Value Units Method Reference Comment
Δr129.J/mol*KHPMSEvans and Keesee, 1991gas phase; switching reaction,n(K+)3H2O; M

(Potassium ion (1+) • Ethylenediamine) + Ethylenediamine = (Potassium ion (1+) • 2Ethylenediamine)

By formula: (K+ • C2H8N2) + C2H8N2 = (K+ • 2C2H8N2)

Bond type: Polydentate bonding in non-hydrogen-bonded positive ions

Quantity Value Units Method Reference Comment
Δr92.9kJ/molHPMSDavidson and Kebarle, 1976, 3gas phase; M
Quantity Value Units Method Reference Comment
Δr134.J/mol*KHPMSDavidson and Kebarle, 1976, 3gas phase; M

(Potassium ion (1+) • 2Acetone) + Acetone = (Potassium ion (1+) • 3Acetone)

By formula: (K+ • 2C3H6O) + C3H6O = (K+ • 3C3H6O)

Quantity Value Units Method Reference Comment
Δr67.kJ/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr100.J/mol*KHPMSSunner, 1984gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
38.293.ES/HPMSBlades, Klassen, et al., 1995gas phase; M

Potassium ion (1+) + Hydrogen = (Potassium ion (1+) • Hydrogen)

By formula: K+ + H2 = (K+ • H2)

Quantity Value Units Method Reference Comment
Δr7.78kJ/molSIDTBushnell, Kemper, et al., 1994gas phase; ΔrH(0K) = 6.07 kJ/mol; M
Quantity Value Units Method Reference Comment
Δr56.5J/mol*KSIDTBushnell, Kemper, et al., 1994gas phase; ΔrH(0K) = 6.07 kJ/mol; M

Potassium ion (1+) + Ethylenediamine = (Potassium ion (1+) • Ethylenediamine)

By formula: K+ + C2H8N2 = (K+ • C2H8N2)

Bond type: Polydentate bonding in non-hydrogen-bonded positive ions

Quantity Value Units Method Reference Comment
Δr108.kJ/molHPMSDavidson and Kebarle, 1976, 3gas phase; M
Quantity Value Units Method Reference Comment
Δr93.3J/mol*KHPMSDavidson and Kebarle, 1976, 3gas phase; M

(Potassium ion (1+) • 4Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Potassium ion (1+) • 5Dimethyl Sulfoxide)

By formula: (K+ • 4C2H6OS) + C2H6OS = (K+ • 5C2H6OS)

Quantity Value Units Method Reference Comment
Δr66.1kJ/molHPMSSunner, 1984gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr150.J/mol*KHPMSSunner, 1984gas phase; Entropy change is questionable; M

(Potassium ion (1+) • 5Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Potassium ion (1+) • 6Dimethyl Sulfoxide)

By formula: (K+ • 5C2H6OS) + C2H6OS = (K+ • 6C2H6OS)

Quantity Value Units Method Reference Comment
Δr64.9kJ/molHPMSSunner, 1984gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr170.J/mol*KHPMSSunner, 1984gas phase; Entropy change is questionable; M

(Potassium ion (1+) • Benzene) + Benzene = (Potassium ion (1+) • 2Benzene)

By formula: (K+ • C6H6) + C6H6 = (K+ • 2C6H6)

Quantity Value Units Method Reference Comment
Δr67.4 ± 7.1kJ/molCIDTAmicangelo and Armentrout, 2000RCD
Δr78.7kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; M
Quantity Value Units Method Reference Comment
Δr142.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; M

Potassium ion (1+) + Methyl Alcohol = (Potassium ion (1+) • Methyl Alcohol)

By formula: K+ + CH4O = (K+ • CH4O)

Quantity Value Units Method Reference Comment
Δr91.6kJ/molHPMSEvans and Keesee, 1991gas phase; switching reaction,n(K+)H2O; M
Quantity Value Units Method Reference Comment
Δr132.J/mol*KHPMSEvans and Keesee, 1991gas phase; switching reaction,n(K+)H2O; M

Potassium ion (1+) + Pyridine = (Potassium ion (1+) • Pyridine)

By formula: K+ + C5H5N = (K+ • C5H5N)

Quantity Value Units Method Reference Comment
Δr90. ± 4.kJ/molCIDTAmunugama and Rodgers, 2000RCD
Δr86.6kJ/molHPMSDavidson and Kebarle, 1976, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr77.8J/mol*KHPMSDavidson and Kebarle, 1976, 2gas phase; M

Potassium ion (1+) + Benzene = (Potassium ion (1+) • Benzene)

By formula: K+ + C6H6 = (K+ • C6H6)

Quantity Value Units Method Reference Comment
Δr73. ± 4.kJ/molCIDTAmicangelo and Armentrout, 2000RCD
Δr80.3kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; M
Quantity Value Units Method Reference Comment
Δr103.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; M

Potassium ion (1+) + N,N-Dimethylacetamide = (Potassium ion (1+) • N,N-Dimethylacetamide)

By formula: K+ + C4H9NO = (K+ • C4H9NO)

Quantity Value Units Method Reference Comment
Δr121.kJ/molCIDTKlassen, Anderson, et al., 1996RCD
Δr130.kJ/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr96.J/mol*KHPMSSunner, 1984gas phase; M

Potassium ion (1+) + Acetone = (Potassium ion (1+) • Acetone)

By formula: K+ + C3H6O = (K+ • C3H6O)

Quantity Value Units Method Reference Comment
Δr102.kJ/molCIDTKlassen, Anderson, et al., 1996RCD
Δr110.kJ/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr100.J/mol*KHPMSSunner, 1984gas phase; M

Potassium ion (1+) + Dimethyl Sulfoxide = (Potassium ion (1+) • Dimethyl Sulfoxide)

By formula: K+ + C2H6OS = (K+ • C2H6OS)

Quantity Value Units Method Reference Comment
Δr130.kJ/molCIDTKlassen, Anderson, et al., 1996RCD
Δr150.kJ/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr130.J/mol*KHPMSSunner, 1984gas phase; M

Potassium ion (1+) + Formamide, N,N-dimethyl- = (Potassium ion (1+) • Formamide, N,N-dimethyl-)

By formula: K+ + C3H7NO = (K+ • C3H7NO)

Quantity Value Units Method Reference Comment
Δr123.kJ/molCIDTKlassen, Anderson, et al., 1996RCD
Δr130.kJ/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr110.J/mol*KHPMSSunner, 1984gas phase; M

(Potassium ion (1+) • Water • Methyl Alcohol) + Water = (Potassium ion (1+) • 2Water • Methyl Alcohol)

By formula: (K+ • H2O • CH4O) + H2O = (K+ • 2H2O • CH4O)

Quantity Value Units Method Reference Comment
Δr54.8kJ/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr94.6J/mol*KHPMSEvans and Keesee, 1991gas phase; M

(Potassium ion (1+) • 2Methyl Alcohol • Water) + Methyl Alcohol = (Potassium ion (1+) • 3Methyl Alcohol • Water)

By formula: (K+ • 2CH4O • H2O) + CH4O = (K+ • 3CH4O • H2O)

Quantity Value Units Method Reference Comment
Δr52.3kJ/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr107.J/mol*KHPMSEvans and Keesee, 1991gas phase; M

(Potassium ion (1+) • Methyl Alcohol • Water) + Methyl Alcohol = (Potassium ion (1+) • 2Methyl Alcohol • Water)

By formula: (K+ • CH4O • H2O) + CH4O = (K+ • 2CH4O • H2O)

Quantity Value Units Method Reference Comment
Δr56.5kJ/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr114.J/mol*KHPMSEvans and Keesee, 1991gas phase; M

(Potassium ion (1+) • 2Methyl Alcohol) + Water = (Potassium ion (1+) • Water • 2Methyl Alcohol)

By formula: (K+ • 2CH4O) + H2O = (K+ • H2O • 2CH4O)

Quantity Value Units Method Reference Comment
Δr47.3kJ/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr75.3J/mol*KHPMSEvans and Keesee, 1991gas phase; M

Potassium ion (1+) + potassium chloride = (Potassium ion (1+) • potassium chloride)

By formula: K+ + ClK = (K+ • ClK)

Quantity Value Units Method Reference Comment
Δr172.kJ/molMSChupka, 1959gas phase; Knudsen cell; M
Quantity Value Units Method Reference Comment
Δr82.0J/mol*KMSChupka, 1959gas phase; Knudsen cell; M

(Potassium ion (1+) • Methyl Alcohol) + Water = (Potassium ion (1+) • Water • Methyl Alcohol)

By formula: (K+ • CH4O) + H2O = (K+ • H2O • CH4O)

Quantity Value Units Method Reference Comment
Δr65.3kJ/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr94.1J/mol*KHPMSEvans and Keesee, 1991gas phase; M

(Potassium ion (1+) • Water) + Methyl Alcohol = (Potassium ion (1+) • Methyl Alcohol • Water)

By formula: (K+ • H2O) + CH4O = (K+ • CH4O • H2O)

Quantity Value Units Method Reference Comment
Δr82.0kJ/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr136.J/mol*KHPMSEvans and Keesee, 1991gas phase; M

Ion clustering data

Go To: Top, Gas phase thermochemistry data, Reaction 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 as indicated in comments:
RCD - Robert C. Dunbar
M - 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

Potassium ion (1+) + Argon = (Potassium ion (1+) • Argon)

By formula: K+ + Ar = (K+ • Ar)

Quantity Value Units Method Reference Comment
Δr12. ± 3.kJ/molAVGN/AAverage of 9 values; Individual data points

Potassium ion (1+) + potassium bromide = (Potassium ion (1+) • potassium bromide)

By formula: K+ + BrK = (K+ • BrK)

Quantity Value Units Method Reference Comment
Δr174.kJ/molMSKudin, Gusarov, et al., 1973gas phase; Knudsen cell; M
Δr171.kJ/molMSChupka, 1959gas phase; Knudsen cell; M
Quantity Value Units Method Reference Comment
Δr95.4J/mol*KMSChupka, 1959gas phase; Knudsen cell; M

Potassium ion (1+) + 2H-Tetrazole = (Potassium ion (1+) • 2H-Tetrazole)

By formula: K+ + CH2N4 = (K+ • CH2N4)

Quantity Value Units Method Reference Comment
Δr89.1 ± 5.0kJ/molCIDTRodgers and Armentrout, 2000RCD

Potassium ion (1+) + Methyl Alcohol = (Potassium ion (1+) • Methyl Alcohol)

By formula: K+ + CH4O = (K+ • CH4O)

Quantity Value Units Method Reference Comment
Δr91.6kJ/molHPMSEvans and Keesee, 1991gas phase; switching reaction,n(K+)H2O; M
Quantity Value Units Method Reference Comment
Δr132.J/mol*KHPMSEvans and Keesee, 1991gas phase; switching reaction,n(K+)H2O; M

(Potassium ion (1+) • Methyl Alcohol) + Methyl Alcohol = (Potassium ion (1+) • 2Methyl Alcohol)

By formula: (K+ • CH4O) + CH4O = (K+ • 2CH4O)

Quantity Value Units Method Reference Comment
Δr75.3kJ/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr150.J/mol*KHPMSEvans and Keesee, 1991gas phase; M

(Potassium ion (1+) • 2Methyl Alcohol) + Methyl Alcohol = (Potassium ion (1+) • 3Methyl Alcohol)

By formula: (K+ • 2CH4O) + CH4O = (K+ • 3CH4O)

Quantity Value Units Method Reference Comment
Δr60.7kJ/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr120.J/mol*KHPMSEvans and Keesee, 1991gas phase; M

(Potassium ion (1+) • 3Methyl Alcohol) + Methyl Alcohol = (Potassium ion (1+) • 4Methyl Alcohol)

By formula: (K+ • 3CH4O) + CH4O = (K+ • 4CH4O)

Quantity Value Units Method Reference Comment
Δr52.3kJ/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr120.J/mol*KHPMSEvans and Keesee, 1991gas phase; M

(Potassium ion (1+) • Methyl Alcohol) + Water = (Potassium ion (1+) • Water • Methyl Alcohol)

By formula: (K+ • CH4O) + H2O = (K+ • H2O • CH4O)

Quantity Value Units Method Reference Comment
Δr65.3kJ/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr94.1J/mol*KHPMSEvans and Keesee, 1991gas phase; M

(Potassium ion (1+) • 2Methyl Alcohol) + Water = (Potassium ion (1+) • Water • 2Methyl Alcohol)

By formula: (K+ • 2CH4O) + H2O = (K+ • H2O • 2CH4O)

Quantity Value Units Method Reference Comment
Δr47.3kJ/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr75.3J/mol*KHPMSEvans and Keesee, 1991gas phase; M

(Potassium ion (1+) • Methyl Alcohol • Water) + Methyl Alcohol = (Potassium ion (1+) • 2Methyl Alcohol • Water)

By formula: (K+ • CH4O • H2O) + CH4O = (K+ • 2CH4O • H2O)

Quantity Value Units Method Reference Comment
Δr56.5kJ/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr114.J/mol*KHPMSEvans and Keesee, 1991gas phase; M

(Potassium ion (1+) • 2Methyl Alcohol • Water) + Methyl Alcohol = (Potassium ion (1+) • 3Methyl Alcohol • Water)

By formula: (K+ • 2CH4O • H2O) + CH4O = (K+ • 3CH4O • H2O)

Quantity Value Units Method Reference Comment
Δr52.3kJ/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr107.J/mol*KHPMSEvans and Keesee, 1991gas phase; M

Potassium ion (1+) + Methylamine = (Potassium ion (1+) • Methylamine)

By formula: K+ + CH5N = (K+ • CH5N)

Quantity Value Units Method Reference Comment
Δr79.9kJ/molHPMSDavidson and Kebarle, 1976, 2gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976; M
Quantity Value Units Method Reference Comment
Δr91.2J/mol*KHPMSDavidson and Kebarle, 1976, 2gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976; M
Quantity Value Units Method Reference Comment
Δr53.1kJ/molHPMSDavidson and Kebarle, 1976, 2gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976; M

Potassium ion (1+) + Carbon monoxide = (Potassium ion (1+) • Carbon monoxide)

By formula: K+ + CO = (K+ • CO)

Quantity Value Units Method Reference Comment
Δr18. ± 5.0kJ/molCIDTRodgers and Armentrout, 2000RCD

Potassium ion (1+) + Carbon dioxide = (Potassium ion (1+) • Carbon dioxide)

By formula: K+ + CO2 = (K+ • CO2)

Quantity Value Units Method Reference Comment
Δr36.kJ/molHPMSCastleman and Keesee, 1981gas phase; M
Quantity Value Units Method Reference Comment
Δr63.6J/mol*KHPMSCastleman and Keesee, 1981gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
15.310.DTKeller and Beyer, 1971gas phase; low E/N; M

Potassium ion (1+) + Acetonitrile = (Potassium ion (1+) • Acetonitrile)

By formula: K+ + C2H3N = (K+ • C2H3N)

Quantity Value Units Method Reference Comment
Δr102.kJ/molHPMSDavidson and Kebarle, 1976gas phase; M
Quantity Value Units Method Reference Comment
Δr90.0J/mol*KHPMSDavidson and Kebarle, 1976gas phase; M

(Potassium ion (1+) • Acetonitrile) + Acetonitrile = (Potassium ion (1+) • 2Acetonitrile)

By formula: (K+ • C2H3N) + C2H3N = (K+ • 2C2H3N)

Quantity Value Units Method Reference Comment
Δr86.2kJ/molHPMSDavidson and Kebarle, 1976gas phase; M
Quantity Value Units Method Reference Comment
Δr101.J/mol*KHPMSDavidson and Kebarle, 1976gas phase; M

(Potassium ion (1+) • 2Acetonitrile) + Acetonitrile = (Potassium ion (1+) • 3Acetonitrile)

By formula: (K+ • 2C2H3N) + C2H3N = (K+ • 3C2H3N)

Quantity Value Units Method Reference Comment
Δr76.1kJ/molHPMSDavidson and Kebarle, 1976gas phase; M
Quantity Value Units Method Reference Comment
Δr118.J/mol*KHPMSDavidson and Kebarle, 1976gas phase; M

(Potassium ion (1+) • 3Acetonitrile) + Acetonitrile = (Potassium ion (1+) • 4Acetonitrile)

By formula: (K+ • 3C2H3N) + C2H3N = (K+ • 4C2H3N)

Quantity Value Units Method Reference Comment
Δr56.9kJ/molHPMSDavidson and Kebarle, 1976gas phase; M
Quantity Value Units Method Reference Comment
Δr115.J/mol*KHPMSDavidson and Kebarle, 1976gas phase; M

(Potassium ion (1+) • 4Acetonitrile) + Acetonitrile = (Potassium ion (1+) • 5Acetonitrile)

By formula: (K+ • 4C2H3N) + C2H3N = (K+ • 5C2H3N)

Quantity Value Units Method Reference Comment
Δr48.1kJ/molHPMSDavidson and Kebarle, 1976gas phase; M
Quantity Value Units Method Reference Comment
Δr141.J/mol*KHPMSDavidson and Kebarle, 1976gas phase; M

Potassium ion (1+) + C2H3N3 = (Potassium ion (1+) • C2H3N3)

By formula: K+ + C2H3N3 = (K+ • C2H3N3)

Quantity Value Units Method Reference Comment
Δr54.8 ± 5.9kJ/molCIDTRodgers and Armentrout, 2000RCD

Potassium ion (1+) + 1H-1,2,4-Triazole = (Potassium ion (1+) • 1H-1,2,4-Triazole)

By formula: K+ + C2H3N3 = (K+ • C2H3N3)

Quantity Value Units Method Reference Comment
Δr87.0 ± 5.0kJ/molCIDTRodgers and Armentrout, 2000RCD

Potassium ion (1+) + Acetamide = (Potassium ion (1+) • Acetamide)

By formula: K+ + C2H5NO = (K+ • C2H5NO)

Quantity Value Units Method Reference Comment
Δr124.kJ/molCIDTKlassen, Anderson, et al., 1996RCD

Potassium ion (1+) + Glycine = (Potassium ion (1+) • Glycine)

By formula: K+ + C2H5NO2 = (K+ • C2H5NO2)

Quantity Value Units Method Reference Comment
Δr126.kJ/molCIDTKlassen, Anderson, et al., 1996RCD

Potassium ion (1+) + Dimethyl Sulfoxide = (Potassium ion (1+) • Dimethyl Sulfoxide)

By formula: K+ + C2H6OS = (K+ • C2H6OS)

Quantity Value Units Method Reference Comment
Δr130.kJ/molCIDTKlassen, Anderson, et al., 1996RCD
Δr150.kJ/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr130.J/mol*KHPMSSunner, 1984gas phase; M

(Potassium ion (1+) • Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Potassium ion (1+) • 2Dimethyl Sulfoxide)

By formula: (K+ • C2H6OS) + C2H6OS = (K+ • 2C2H6OS)

Quantity Value Units Method Reference Comment
Δr120.kJ/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr140.J/mol*KHPMSSunner, 1984gas phase; M

(Potassium ion (1+) • 2Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Potassium ion (1+) • 3Dimethyl Sulfoxide)

By formula: (K+ • 2C2H6OS) + C2H6OS = (K+ • 3C2H6OS)

Quantity Value Units Method Reference Comment
Δr84.kJ/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr120.J/mol*KHPMSSunner, 1984gas phase; M

(Potassium ion (1+) • 3Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Potassium ion (1+) • 4Dimethyl Sulfoxide)

By formula: (K+ • 3C2H6OS) + C2H6OS = (K+ • 4C2H6OS)

Quantity Value Units Method Reference Comment
Δr67.kJ/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr130.J/mol*KHPMSSunner, 1984gas phase; M

(Potassium ion (1+) • 4Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Potassium ion (1+) • 5Dimethyl Sulfoxide)

By formula: (K+ • 4C2H6OS) + C2H6OS = (K+ • 5C2H6OS)

Quantity Value Units Method Reference Comment
Δr66.1kJ/molHPMSSunner, 1984gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr150.J/mol*KHPMSSunner, 1984gas phase; Entropy change is questionable; M

(Potassium ion (1+) • 5Dimethyl Sulfoxide) + Dimethyl Sulfoxide = (Potassium ion (1+) • 6Dimethyl Sulfoxide)

By formula: (K+ • 5C2H6OS) + C2H6OS = (K+ • 6C2H6OS)

Quantity Value Units Method Reference Comment
Δr64.9kJ/molHPMSSunner, 1984gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr170.J/mol*KHPMSSunner, 1984gas phase; Entropy change is questionable; M

Potassium ion (1+) + Dimethyl ether = (Potassium ion (1+) • Dimethyl ether)

By formula: K+ + C2H6O = (K+ • C2H6O)

Quantity Value Units Method Reference Comment
Δr72.8 ± 4.2kJ/molCIDTRodgers and Armentrout, 2000RCD
Δr92.9kJ/molHPMSDavidson and Kebarle, 1976, 3gas phase; M
Δr87.0kJ/molHPMSDavidson and Kebarle, 1976, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr112.J/mol*KHPMSDavidson and Kebarle, 1976, 3gas phase; M
Δr104.J/mol*KHPMSDavidson and Kebarle, 1976, 2gas phase; M

(Potassium ion (1+) • Dimethyl ether) + Dimethyl ether = (Potassium ion (1+) • 2Dimethyl ether)

By formula: (K+ • C2H6O) + C2H6O = (K+ • 2C2H6O)

Quantity Value Units Method Reference Comment
Δr69.0 ± 5.0kJ/molCIDTRodgers and Armentrout, 2000RCD

(Potassium ion (1+) • 2Dimethyl ether) + Dimethyl ether = (Potassium ion (1+) • 3Dimethyl ether)

By formula: (K+ • 2C2H6O) + C2H6O = (K+ • 3C2H6O)

Quantity Value Units Method Reference Comment
Δr56.9 ± 4.2kJ/molCIDTRodgers and Armentrout, 2000RCD

(Potassium ion (1+) • 3Dimethyl ether) + Dimethyl ether = (Potassium ion (1+) • 4Dimethyl ether)

By formula: (K+ • 3C2H6O) + C2H6O = (K+ • 4C2H6O)

Quantity Value Units Method Reference Comment
Δr50.2 ± 7.9kJ/molCIDTRodgers and Armentrout, 2000RCD

Potassium ion (1+) + Dimethylamine = (Potassium ion (1+) • Dimethylamine)

By formula: K+ + C2H7N = (K+ • C2H7N)

Quantity Value Units Method Reference Comment
Δr81.6kJ/molHPMSDavidson and Kebarle, 1976, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr89.5J/mol*KHPMSDavidson and Kebarle, 1976, 2gas phase; M

Potassium ion (1+) + Ethylenediamine = (Potassium ion (1+) • Ethylenediamine)

By formula: K+ + C2H8N2 = (K+ • C2H8N2)

Bond type: Polydentate bonding in non-hydrogen-bonded positive ions

Quantity Value Units Method Reference Comment
Δr108.kJ/molHPMSDavidson and Kebarle, 1976, 3gas phase; M
Quantity Value Units Method Reference Comment
Δr93.3J/mol*KHPMSDavidson and Kebarle, 1976, 3gas phase; M

(Potassium ion (1+) • Ethylenediamine) + Ethylenediamine = (Potassium ion (1+) • 2Ethylenediamine)

By formula: (K+ • C2H8N2) + C2H8N2 = (K+ • 2C2H8N2)

Bond type: Polydentate bonding in non-hydrogen-bonded positive ions

Quantity Value Units Method Reference Comment
Δr92.9kJ/molHPMSDavidson and Kebarle, 1976, 3gas phase; M
Quantity Value Units Method Reference Comment
Δr134.J/mol*KHPMSDavidson and Kebarle, 1976, 3gas phase; M

(Potassium ion (1+) • 2Ethylenediamine) + Ethylenediamine = (Potassium ion (1+) • 3Ethylenediamine)

By formula: (K+ • 2C2H8N2) + C2H8N2 = (K+ • 3C2H8N2)

Bond type: Polydentate bonding in non-hydrogen-bonded positive ions

Quantity Value Units Method Reference Comment
Δr54.0kJ/molHPMSDavidson and Kebarle, 1976, 3gas phase; M
Quantity Value Units Method Reference Comment
Δr110.J/mol*KHPMSDavidson and Kebarle, 1976, 3gas phase; M

Potassium ion (1+) + 1,3,5-Triazine = (Potassium ion (1+) • 1,3,5-Triazine)

By formula: K+ + C3H3N3 = (K+ • C3H3N3)

Quantity Value Units Method Reference Comment
Δr55. ± 3.kJ/molCIDTAmunugama and Rodgers, 2000RCD

Potassium ion (1+) + 1H-Pyrazole = (Potassium ion (1+) • 1H-Pyrazole)

By formula: K+ + C3H4N2 = (K+ • C3H4N2)

Quantity Value Units Method Reference Comment
Δr84. ± 3.kJ/molCIDTHuang and Rodgers, 2002RCD

Potassium ion (1+) + 1H-Imidazole = (Potassium ion (1+) • 1H-Imidazole)

By formula: K+ + C3H4N2 = (K+ • C3H4N2)

Quantity Value Units Method Reference Comment
Δr109. ± 5.4kJ/molCIDTHuang and Rodgers, 2002RCD

Potassium ion (1+) + Acetone = (Potassium ion (1+) • Acetone)

By formula: K+ + C3H6O = (K+ • C3H6O)

Quantity Value Units Method Reference Comment
Δr102.kJ/molCIDTKlassen, Anderson, et al., 1996RCD
Δr110.kJ/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr100.J/mol*KHPMSSunner, 1984gas phase; M

(Potassium ion (1+) • Acetone) + Acetone = (Potassium ion (1+) • 2Acetone)

By formula: (K+ • C3H6O) + C3H6O = (K+ • 2C3H6O)

Quantity Value Units Method Reference Comment
Δr88.kJ/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr110.J/mol*KHPMSSunner, 1984gas phase; M

(Potassium ion (1+) • 2Acetone) + Acetone = (Potassium ion (1+) • 3Acetone)

By formula: (K+ • 2C3H6O) + C3H6O = (K+ • 3C3H6O)

Quantity Value Units Method Reference Comment
Δr67.kJ/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr100.J/mol*KHPMSSunner, 1984gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
38.293.ES/HPMSBlades, Klassen, et al., 1995gas phase; M

(Potassium ion (1+) • 3Acetone) + Acetone = (Potassium ion (1+) • 4Acetone)

By formula: (K+ • 3C3H6O) + C3H6O = (K+ • 4C3H6O)

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
25.293.ES/HPMSBlades, Klassen, et al., 1995gas phase; M

Potassium ion (1+) + Formamide, N,N-dimethyl- = (Potassium ion (1+) • Formamide, N,N-dimethyl-)

By formula: K+ + C3H7NO = (K+ • C3H7NO)

Quantity Value Units Method Reference Comment
Δr123.kJ/molCIDTKlassen, Anderson, et al., 1996RCD
Δr130.kJ/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr110.J/mol*KHPMSSunner, 1984gas phase; M

(Potassium ion (1+) • Formamide, N,N-dimethyl-) + Formamide, N,N-dimethyl- = (Potassium ion (1+) • 2Formamide, N,N-dimethyl-)

By formula: (K+ • C3H7NO) + C3H7NO = (K+ • 2C3H7NO)

Quantity Value Units Method Reference Comment
Δr88.kJ/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr84.J/mol*KHPMSSunner, 1984gas phase; M

(Potassium ion (1+) • 2Formamide, N,N-dimethyl-) + Formamide, N,N-dimethyl- = (Potassium ion (1+) • 3Formamide, N,N-dimethyl-)

By formula: (K+ • 2C3H7NO) + C3H7NO = (K+ • 3C3H7NO)

Quantity Value Units Method Reference Comment
Δr63.kJ/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr75.J/mol*KHPMSSunner, 1984gas phase; M

(Potassium ion (1+) • 3Formamide, N,N-dimethyl-) + Formamide, N,N-dimethyl- = (Potassium ion (1+) • 4Formamide, N,N-dimethyl-)

By formula: (K+ • 3C3H7NO) + C3H7NO = (K+ • 4C3H7NO)

Quantity Value Units Method Reference Comment
Δr54.kJ/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr100.J/mol*KHPMSSunner, 1984gas phase; M

Potassium ion (1+) + Acetamide, N-methyl- = (Potassium ion (1+) • Acetamide, N-methyl-)

By formula: K+ + C3H7NO = (K+ • C3H7NO)

Quantity Value Units Method Reference Comment
Δr127.kJ/molCIDTKlassen, Anderson, et al., 1996RCD

Potassium ion (1+) + Methylamine, N,N-dimethyl- = (Potassium ion (1+) • Methylamine, N,N-dimethyl-)

By formula: K+ + C3H9N = (K+ • C3H9N)

Quantity Value Units Method Reference Comment
Δr83.7kJ/molHPMSDavidson and Kebarle, 1976, 2gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976; M
Quantity Value Units Method Reference Comment
Δr97.9J/mol*KHPMSDavidson and Kebarle, 1976, 2gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976; M
Quantity Value Units Method Reference Comment
Δr54.4kJ/molHPMSDavidson and Kebarle, 1976, 2gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976; M

Potassium ion (1+) + Propylamine = (Potassium ion (1+) • Propylamine)

By formula: K+ + C3H9N = (K+ • C3H9N)

Quantity Value Units Method Reference Comment
Δr91.2kJ/molHPMSDavidson and Kebarle, 1976, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr107.J/mol*KHPMSDavidson and Kebarle, 1976, 2gas phase; M

Potassium ion (1+) + Uracil = (Potassium ion (1+) • Uracil)

By formula: K+ + C4H4N2O2 = (K+ • C4H4N2O2)

Quantity Value Units Method Reference Comment
Δr101.kJ/molCIDCCerda and Wesdemiotis, 1996RCD

Potassium ion (1+) + Pyrazine = (Potassium ion (1+) • Pyrazine)

By formula: K+ + C4H4N2 = (K+ • C4H4N2)

Quantity Value Units Method Reference Comment
Δr67. ± 4.kJ/molCIDTAmunugama and Rodgers, 2000RCD

Potassium ion (1+) + Pyrrole = (Potassium ion (1+) • Pyrrole)

By formula: K+ + C4H5N = (K+ • C4H5N)

Quantity Value Units Method Reference Comment
Δr83.7 ± 4.2kJ/molCIDTHuang and Rodgers, 2002RCD

Potassium ion (1+) + Cytosine = (Potassium ion (1+) • Cytosine)

By formula: K+ + C4H5N3O = (K+ • C4H5N3O)

Quantity Value Units Method Reference Comment
Δr110.kJ/molCIDCCerda and Wesdemiotis, 1996RCD

Potassium ion (1+) + 1H-Imidazole, 1-methyl- = (Potassium ion (1+) • 1H-Imidazole, 1-methyl-)

By formula: K+ + C4H6N2 = (K+ • C4H6N2)

Quantity Value Units Method Reference Comment
Δr117. ± 3.kJ/molCIDTHuang and Rodgers, 2002RCD

Potassium ion (1+) + 1H-Pyrazole, 1-methyl- = (Potassium ion (1+) • 1H-Pyrazole, 1-methyl-)

By formula: K+ + C4H6N2 = (K+ • C4H6N2)

Quantity Value Units Method Reference Comment
Δr94. ± 4.kJ/molCIDTHuang and Rodgers, 2002RCD

Potassium ion (1+) + N,N-Dimethylacetamide = (Potassium ion (1+) • N,N-Dimethylacetamide)

By formula: K+ + C4H9NO = (K+ • C4H9NO)

Quantity Value Units Method Reference Comment
Δr121.kJ/molCIDTKlassen, Anderson, et al., 1996RCD
Δr130.kJ/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr96.J/mol*KHPMSSunner, 1984gas phase; M

(Potassium ion (1+) • N,N-Dimethylacetamide) + N,N-Dimethylacetamide = (Potassium ion (1+) • 2N,N-Dimethylacetamide)

By formula: (K+ • C4H9NO) + C4H9NO = (K+ • 2C4H9NO)

Quantity Value Units Method Reference Comment
Δr100.kJ/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr100.J/mol*KHPMSSunner, 1984gas phase; M

(Potassium ion (1+) • 2N,N-Dimethylacetamide) + N,N-Dimethylacetamide = (Potassium ion (1+) • 3N,N-Dimethylacetamide)

By formula: (K+ • 2C4H9NO) + C4H9NO = (K+ • 3C4H9NO)

Quantity Value Units Method Reference Comment
Δr75.kJ/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr100.J/mol*KHPMSSunner, 1984gas phase; M

Potassium ion (1+) + Ethyl ether = (Potassium ion (1+) • Ethyl ether)

By formula: K+ + C4H10O = (K+ • C4H10O)

Quantity Value Units Method Reference Comment
Δr93.3kJ/molHPMSDavidson and Kebarle, 1976, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr103.J/mol*KHPMSDavidson and Kebarle, 1976, 2gas phase; M

Potassium ion (1+) + Ethane, 1,2-dimethoxy- = (Potassium ion (1+) • Ethane, 1,2-dimethoxy-)

By formula: K+ + C4H10O2 = (K+ • C4H10O2)

Bond type: Polydentate bonding in non-hydrogen-bonded positive ions

Quantity Value Units Method Reference Comment
Δr119. ± 4.2kJ/molCIDTRodgers and Armentrout, 2000RCD
Δr129.kJ/molHPMSDavidson and Kebarle, 1976, 3gas phase; M
Quantity Value Units Method Reference Comment
Δr112.J/mol*KHPMSDavidson and Kebarle, 1976, 3gas phase; M

(Potassium ion (1+) • Ethane, 1,2-dimethoxy-) + Ethane, 1,2-dimethoxy- = (Potassium ion (1+) • 2Ethane, 1,2-dimethoxy-)

By formula: (K+ • C4H10O2) + C4H10O2 = (K+ • 2C4H10O2)

Quantity Value Units Method Reference Comment
Δr89. ± 12.kJ/molCIDTRodgers and Armentrout, 2000RCD

Potassium ion (1+) + Pyridine = (Potassium ion (1+) • Pyridine)

By formula: K+ + C5H5N = (K+ • C5H5N)

Quantity Value Units Method Reference Comment
Δr90. ± 4.kJ/molCIDTAmunugama and Rodgers, 2000RCD
Δr86.6kJ/molHPMSDavidson and Kebarle, 1976, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr77.8J/mol*KHPMSDavidson and Kebarle, 1976, 2gas phase; M

Potassium ion (1+) + Guanine = (Potassium ion (1+) • Guanine)

By formula: K+ + C5H5N5O = (K+ • C5H5N5O)

Quantity Value Units Method Reference Comment
Δr117.kJ/molCIDCCerda and Wesdemiotis, 1996RCD

Potassium ion (1+) + Adenine = (Potassium ion (1+) • Adenine)

By formula: K+ + C5H5N5 = (K+ • C5H5N5)

Quantity Value Units Method Reference Comment
Δr106.kJ/molCIDCCerda and Wesdemiotis, 1996RCD

Potassium ion (1+) + Thymine = (Potassium ion (1+) • Thymine)

By formula: K+ + C5H6N2O2 = (K+ • C5H6N2O2)

Quantity Value Units Method Reference Comment
Δr102.kJ/molCIDCCerda and Wesdemiotis, 1996RCD

Potassium ion (1+) + 3-Aminopyridine = (Potassium ion (1+) • 3-Aminopyridine)

By formula: K+ + C5H6N2 = (K+ • C5H6N2)

Quantity Value Units Method Reference Comment
Δr101. ± 3.kJ/molCIDTRodgers, 2001RCD

Potassium ion (1+) + 4-Aminopyridine = (Potassium ion (1+) • 4-Aminopyridine)

By formula: K+ + C5H6N2 = (K+ • C5H6N2)

Quantity Value Units Method Reference Comment
Δr109. ± 3.kJ/molCIDTRodgers, 2001RCD

Potassium ion (1+) + 2-Aminopyridine = (Potassium ion (1+) • 2-Aminopyridine)

By formula: K+ + C5H6N2 = (K+ • C5H6N2)

Quantity Value Units Method Reference Comment
Δr103. ± 4.kJ/molCIDTRodgers, 2001RCD

Potassium ion (1+) + 1H-Pyrrole, 1-methyl- = (Potassium ion (1+) • 1H-Pyrrole, 1-methyl-)

By formula: K+ + C5H7N = (K+ • C5H7N)

Quantity Value Units Method Reference Comment
Δr87.9 ± 6.3kJ/molCIDTHuang and Rodgers, 2002RCD

Potassium ion (1+) + Benzene, fluoro- = (Potassium ion (1+) • Benzene, fluoro-)

By formula: K+ + C6H5F = (K+ • C6H5F)

Quantity Value Units Method Reference Comment
Δr55. ± 3.kJ/molCIDTAmunugama and Rodgers, 2002RCD

(Potassium ion (1+) • Benzene, fluoro-) + Benzene, fluoro- = (Potassium ion (1+) • 2Benzene, fluoro-)

By formula: (K+ • C6H5F) + C6H5F = (K+ • 2C6H5F)

Quantity Value Units Method Reference Comment
Δr50. ± 3.kJ/molCIDTAmunugama and Rodgers, 2002RCD

Potassium ion (1+) + Phenol = (Potassium ion (1+) • Phenol)

By formula: K+ + C6H6O = (K+ • C6H6O)

Quantity Value Units Method Reference Comment
Δr74. ± 3.kJ/molCIDTAmunugama and Rodgers, 2002, 2RCD

(Potassium ion (1+) • Phenol) + Phenol = (Potassium ion (1+) • 2Phenol)

By formula: (K+ • C6H6O) + C6H6O = (K+ • 2C6H6O)

Quantity Value Units Method Reference Comment
Δr68. ± 3.kJ/molCIDTAmunugama and Rodgers, 2002, 2RCD

Potassium ion (1+) + Benzene = (Potassium ion (1+) • Benzene)

By formula: K+ + C6H6 = (K+ • C6H6)

Quantity Value Units Method Reference Comment
Δr73. ± 4.kJ/molCIDTAmicangelo and Armentrout, 2000RCD
Δr80.3kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; M
Quantity Value Units Method Reference Comment
Δr103.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; M

(Potassium ion (1+) • Benzene) + Benzene = (Potassium ion (1+) • 2Benzene)

By formula: (K+ • C6H6) + C6H6 = (K+ • 2C6H6)

Quantity Value Units Method Reference Comment
Δr67.4 ± 7.1kJ/molCIDTAmicangelo and Armentrout, 2000RCD
Δr78.7kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; M
Quantity Value Units Method Reference Comment
Δr142.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; M

(Potassium ion (1+) • 2Benzene) + Benzene = (Potassium ion (1+) • 3Benzene)

By formula: (K+ • 2C6H6) + C6H6 = (K+ • 3C6H6)

Quantity Value Units Method Reference Comment
Δr60.7kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; M
Quantity Value Units Method Reference Comment
Δr137.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; M

(Potassium ion (1+) • 3Benzene) + Benzene = (Potassium ion (1+) • 4Benzene)

By formula: (K+ • 3C6H6) + C6H6 = (K+ • 4C6H6)

Quantity Value Units Method Reference Comment
Δr52.7kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; M
Quantity Value Units Method Reference Comment
Δr173.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; M

(Potassium ion (1+) • Benzene) + Water = (Potassium ion (1+) • Water • Benzene)

By formula: (K+ • C6H6) + H2O = (K+ • H2O • C6H6)

Quantity Value Units Method Reference Comment
Δr75.7kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+ C6H6)C6H6; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr125.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+ C6H6)C6H6; Searles and Kebarle, 1969; M

(Potassium ion (1+) • 2Benzene) + Water = (Potassium ion (1+) • Water • 2Benzene)

By formula: (K+ • 2C6H6) + H2O = (K+ • H2O • 2C6H6)

Quantity Value Units Method Reference Comment
Δr57.3kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+ 2H2O)C6H6; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr109.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+ 2H2O)C6H6; Searles and Kebarle, 1969; M

(Potassium ion (1+) • Benzene • Water) + Benzene = (Potassium ion (1+) • 2Benzene • Water)

By formula: (K+ • C6H6 • H2O) + C6H6 = (K+ • 2C6H6 • H2O)

Quantity Value Units Method Reference Comment
Δr60.2kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; From thermochemical cycle,switching reaction(K+ 3H2O)C6H6, Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr126.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; From thermochemical cycle,switching reaction(K+ 3H2O)C6H6, Searles and Kebarle, 1969; M

(Potassium ion (1+) • Benzene • 2Water) + Benzene = (Potassium ion (1+) • 2Benzene • 2Water)

By formula: (K+ • C6H6 • 2H2O) + C6H6 = (K+ • 2C6H6 • 2H2O)

Quantity Value Units Method Reference Comment
Δr53.6kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+ 3H2O)C6H6; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr141.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+ 3H2O)C6H6; Searles and Kebarle, 1969; M

Potassium ion (1+) + Aniline = (Potassium ion (1+) • Aniline)

By formula: K+ + C6H7N = (K+ • C6H7N)

Quantity Value Units Method Reference Comment
Δr95.4kJ/molHPMSDavidson and Kebarle, 1976, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr99.2J/mol*KHPMSDavidson and Kebarle, 1976, 2gas phase; M

Potassium ion (1+) + Pyridine, 4-methyl- = (Potassium ion (1+) • Pyridine, 4-methyl-)

By formula: K+ + C6H7N = (K+ • C6H7N)

Quantity Value Units Method Reference Comment
Δr98.7 ± 4.2kJ/molCIDTRodgers, 2001, 2RCD

Potassium ion (1+) + Pyridine, 3-methyl- = (Potassium ion (1+) • Pyridine, 3-methyl-)

By formula: K+ + C6H7N = (K+ • C6H7N)

Quantity Value Units Method Reference Comment
Δr100. ± 3.kJ/molCIDTRodgers, 2001, 2RCD

Potassium ion (1+) + Pyridine, 2-methyl- = (Potassium ion (1+) • Pyridine, 2-methyl-)

By formula: K+ + C6H7N = (K+ • C6H7N)

Quantity Value Units Method Reference Comment
Δr98. ± 3.kJ/molCIDTRodgers, 2001, 2RCD

Potassium ion (1+) + Anisole = (Potassium ion (1+) • Anisole)

By formula: K+ + C7H8O = (K+ • C7H8O)

Quantity Value Units Method Reference Comment
Δr79. ± 3.kJ/molCIDTAmunugama and Rodgers, 2003RCD

(Potassium ion (1+) • Anisole) + Anisole = (Potassium ion (1+) • 2Anisole)

By formula: (K+ • C7H8O) + C7H8O = (K+ • 2C7H8O)

Quantity Value Units Method Reference Comment
Δr70. ± 3.kJ/molCIDTAmunugama and Rodgers, 2003RCD

Potassium ion (1+) + Toluene = (Potassium ion (1+) • Toluene)

By formula: K+ + C7H8 = (K+ • C7H8)

Quantity Value Units Method Reference Comment
Δr79.9 ± 5.0kJ/molCIDTAmunugama and Rodgers, 2002, 3RCD

(Potassium ion (1+) • Toluene) + Toluene = (Potassium ion (1+) • 2Toluene)

By formula: (K+ • C7H8) + C7H8 = (K+ • 2C7H8)

Quantity Value Units Method Reference Comment
Δr74.9 ± 4.6kJ/molCIDTAmunugama and Rodgers, 2002, 3RCD

Potassium ion (1+) + 12-Crown-4 = (Potassium ion (1+) • 12-Crown-4)

By formula: K+ + C8H16O4 = (K+ • C8H16O4)

Quantity Value Units Method Reference Comment
Δr189. ± 12.kJ/molCIDTRodgers and Armentrout, 2000RCD

Potassium ion (1+) + 15-Crown-5 = (Potassium ion (1+) • 15-Crown-5)

By formula: K+ + C10H20O5 = (K+ • C10H20O5)

Quantity Value Units Method Reference Comment
Δr205. ± 15.kJ/molCIDTRodgers and Armentrout, 2000RCD

Potassium ion (1+) + 1,4,7,10,13,16-Hexaoxacyclooctadecane = (Potassium ion (1+) • 1,4,7,10,13,16-Hexaoxacyclooctadecane)

By formula: K+ + C12H24O6 = (K+ • C12H24O6)

Quantity Value Units Method Reference Comment
Δr235. ± 13.kJ/molCIDTRodgers and Armentrout, 2000RCD

Potassium ion (1+) + potassium chloride = (Potassium ion (1+) • potassium chloride)

By formula: K+ + ClK = (K+ • ClK)

Quantity Value Units Method Reference Comment
Δr172.kJ/molMSChupka, 1959gas phase; Knudsen cell; M
Quantity Value Units Method Reference Comment
Δr82.0J/mol*KMSChupka, 1959gas phase; Knudsen cell; M

Potassium ion (1+) + Water = (Potassium ion (1+) • Water)

By formula: K+ + H2O = (K+ • H2O)

Quantity Value Units Method Reference Comment
Δr70.7kJ/molHPMSDavidson and Kebarle, 1976gas phase; M
Δr70. ± 10.kJ/molHPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr81. ± 10.kJ/molMSBurdett and Hayhurst, 1982gas phase; flame source, about 1600 K; M
Δr74.9kJ/molHPMSSearles and Kebarle, 1969gas phase; M
Quantity Value Units Method Reference Comment
Δr83.3J/mol*KHPMSDavidson and Kebarle, 1976gas phase; M
Δr96.J/mol*KN/ABlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr89.1J/mol*KMSBurdett and Hayhurst, 1982gas phase; flame source, about 1600 K; M
Δr90.4J/mol*KHPMSSearles and Kebarle, 1969gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
38.300.HPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
2.840.MSChupka, 1959gas phase; Knudsen cell, 840+-50K; M

(Potassium ion (1+) • Water) + Methyl Alcohol = (Potassium ion (1+) • Methyl Alcohol • Water)

By formula: (K+ • H2O) + CH4O = (K+ • CH4O • H2O)

Quantity Value Units Method Reference Comment
Δr82.0kJ/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr136.J/mol*KHPMSEvans and Keesee, 1991gas phase; M

(Potassium ion (1+) • 2Water) + Methyl Alcohol = (Potassium ion (1+) • Methyl Alcohol • 2Water)

By formula: (K+ • 2H2O) + CH4O = (K+ • CH4O • 2H2O)

Quantity Value Units Method Reference Comment
Δr69.5kJ/molHPMSEvans and Keesee, 1991gas phase; switching reaction,n(K+)3H2O; M
Quantity Value Units Method Reference Comment
Δr129.J/mol*KHPMSEvans and Keesee, 1991gas phase; switching reaction,n(K+)3H2O; M

(Potassium ion (1+) • Water • Methyl Alcohol) + Water = (Potassium ion (1+) • 2Water • Methyl Alcohol)

By formula: (K+ • H2O • CH4O) + H2O = (K+ • 2H2O • CH4O)

Quantity Value Units Method Reference Comment
Δr54.8kJ/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr94.6J/mol*KHPMSEvans and Keesee, 1991gas phase; M

(Potassium ion (1+) • Water) + Benzene = (Potassium ion (1+) • Benzene • Water)

By formula: (K+ • H2O) + C6H6 = (K+ • C6H6 • H2O)

Quantity Value Units Method Reference Comment
Δr70.3kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+)2H2O; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr113.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+)2H2O; Searles and Kebarle, 1969; M

(Potassium ion (1+) • 2Water) + Benzene = (Potassium ion (1+) • Benzene • 2Water)

By formula: (K+ • 2H2O) + C6H6 = (K+ • C6H6 • 2H2O)

Quantity Value Units Method Reference Comment
Δr56.1kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+)3H2O; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr102.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+)3H2O; Searles and Kebarle, 1969; M

(Potassium ion (1+) • 3Water) + Benzene = (Potassium ion (1+) • Benzene • 3Water)

By formula: (K+ • 3H2O) + C6H6 = (K+ • C6H6 • 3H2O)

Quantity Value Units Method Reference Comment
Δr52.7kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+)4H2O; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr115.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+)4H2O; Searles and Kebarle, 1969; M

(Potassium ion (1+) • Water • Benzene) + Water = (Potassium ion (1+) • 2Water • Benzene)

By formula: (K+ • H2O • C6H6) + H2O = (K+ • 2H2O • C6H6)

Quantity Value Units Method Reference Comment
Δr53.1kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; From thermochemical cycle,switching reaction(K+)3H2O; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr89.5J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; From thermochemical cycle,switching reaction(K+)3H2O; Searles and Kebarle, 1969; M

(Potassium ion (1+) • Water • 2Benzene) + Water = (Potassium ion (1+) • 2Water • 2Benzene)

By formula: (K+ • H2O • 2C6H6) + H2O = (K+ • 2H2O • 2C6H6)

Quantity Value Units Method Reference Comment
Δr51.0kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; From thermochemical cycle(K+ 3H2O)C6H6; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr123.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; From thermochemical cycle(K+ 3H2O)C6H6; Searles and Kebarle, 1969; M

(Potassium ion (1+) • 2Water • Benzene) + Water = (Potassium ion (1+) • 3Water • Benzene)

By formula: (K+ • 2H2O • C6H6) + H2O = (K+ • 3H2O • C6H6)

Quantity Value Units Method Reference Comment
Δr49.4kJ/molHPMSSunner, Nishizawa, et al., 1981gas phase; From thermochemical cycle,switching reaction(K+)4H2O; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr110.J/mol*KHPMSSunner, Nishizawa, et al., 1981gas phase; From thermochemical cycle,switching reaction(K+)4H2O; Searles and Kebarle, 1969; M

(Potassium ion (1+) • Water) + Water = (Potassium ion (1+) • 2Water)

By formula: (K+ • H2O) + H2O = (K+ • 2H2O)

Quantity Value Units Method Reference Comment
Δr70. ± 10.kJ/molHPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr67.4kJ/molHPMSSearles and Kebarle, 1969gas phase; M
Quantity Value Units Method Reference Comment
Δr96.J/mol*KN/ABlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr101.J/mol*KHPMSSearles and Kebarle, 1969gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
38.300.HPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M

(Potassium ion (1+) • 2Water) + Water = (Potassium ion (1+) • 3Water)

By formula: (K+ • 2H2O) + H2O = (K+ • 3H2O)

Quantity Value Units Method Reference Comment
Δr54.4kJ/molES/HPMSBlades, Klassen, et al., 1996gas phase; M
Δr60. ± 10.kJ/molHPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr55.2kJ/molHPMSSearles and Kebarle, 1969gas phase; M
Quantity Value Units Method Reference Comment
Δr94.1J/mol*KES/HPMSBlades, Klassen, et al., 1996gas phase; M
Δr96.J/mol*KN/ABlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr96.2J/mol*KHPMSSearles and Kebarle, 1969gas phase; M
Quantity Value Units Method Reference Comment
Δr26.kJ/molES/HPMSBlades, Klassen, et al., 1996gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
28.300.HPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M

(Potassium ion (1+) • 3Water) + Water = (Potassium ion (1+) • 4Water)

By formula: (K+ • 3H2O) + H2O = (K+ • 4H2O)

Quantity Value Units Method Reference Comment
Δr50. ± 10.kJ/molHPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr49.4kJ/molHPMSSearles and Kebarle, 1969gas phase; M
Quantity Value Units Method Reference Comment
Δr96.J/mol*KN/ABlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr103.J/mol*KHPMSSearles and Kebarle, 1969gas phase; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
25.300.HPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M

(Potassium ion (1+) • 4Water) + Water = (Potassium ion (1+) • 5Water)

By formula: (K+ • 4H2O) + H2O = (K+ • 5H2O)

Quantity Value Units Method Reference Comment
Δr44.8kJ/molHPMSSearles and Kebarle, 1969gas phase; M
Quantity Value Units Method Reference Comment
Δr105.J/mol*KHPMSSearles and Kebarle, 1969gas phase; M

(Potassium ion (1+) • 5Water) + Water = (Potassium ion (1+) • 6Water)

By formula: (K+ • 5H2O) + H2O = (K+ • 6H2O)

Quantity Value Units Method Reference Comment
Δr41.8kJ/molHPMSSearles and Kebarle, 1969gas phase; M
Quantity Value Units Method Reference Comment
Δr108.J/mol*KHPMSSearles and Kebarle, 1969gas phase; M

Potassium ion (1+) + Hydrogen = (Potassium ion (1+) • Hydrogen)

By formula: K+ + H2 = (K+ • H2)

Quantity Value Units Method Reference Comment
Δr7.78kJ/molSIDTBushnell, Kemper, et al., 1994gas phase; ΔrH(0K) = 6.07 kJ/mol; M
Quantity Value Units Method Reference Comment
Δr56.5J/mol*KSIDTBushnell, Kemper, et al., 1994gas phase; ΔrH(0K) = 6.07 kJ/mol; M

(Potassium ion (1+) • Hydrogen) + Hydrogen = (Potassium ion (1+) • 2Hydrogen)

By formula: (K+ • H2) + H2 = (K+ • 2H2)

Quantity Value Units Method Reference Comment
Δr6.15kJ/molSIDTBushnell, Kemper, et al., 1994gas phase; ΔrH(0K) = 5.65 kJ/mol; M
Quantity Value Units Method Reference Comment
Δr46.9J/mol*KSIDTBushnell, Kemper, et al., 1994gas phase; ΔrH(0K) = 5.65 kJ/mol; M

Potassium ion (1+) + Ammonia = (Potassium ion (1+) • Ammonia)

By formula: K+ + H3N = (K+ • H3N)

Quantity Value Units Method Reference Comment
Δr84.1kJ/molHPMSCastleman, 1978gas phase; M
Δr74.5kJ/molHPMSDavidson and Kebarle, 1976, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr96.2J/mol*KHPMSCastleman, 1978gas phase; M
Δr117.J/mol*KHPMSDavidson and Kebarle, 1976, 2gas phase; M

(Potassium ion (1+) • Ammonia) + Ammonia = (Potassium ion (1+) • 2Ammonia)

By formula: (K+ • H3N) + H3N = (K+ • 2H3N)

Quantity Value Units Method Reference Comment
Δr68.2kJ/molHPMSCastleman, 1978gas phase; M
Quantity Value Units Method Reference Comment
Δr95.4J/mol*KHPMSCastleman, 1978gas phase; M

(Potassium ion (1+) • 2Ammonia) + Ammonia = (Potassium ion (1+) • 3Ammonia)

By formula: (K+ • 2H3N) + H3N = (K+ • 3H3N)

Quantity Value Units Method Reference Comment
Δr56.5kJ/molHPMSCastleman, 1978gas phase; M
Quantity Value Units Method Reference Comment
Δr116.J/mol*KHPMSCastleman, 1978gas phase; M

(Potassium ion (1+) • 3Ammonia) + Ammonia = (Potassium ion (1+) • 4Ammonia)

By formula: (K+ • 3H3N) + H3N = (K+ • 4H3N)

Quantity Value Units Method Reference Comment
Δr48.5kJ/molHPMSCastleman, 1978gas phase; M
Quantity Value Units Method Reference Comment
Δr106.J/mol*KHPMSCastleman, 1978gas phase; M

Potassium ion (1+) + helium = (Potassium ion (1+) • helium)

By formula: K+ + He = (K+ • He)

Quantity Value Units Method Reference Comment
Δr2.4kJ/molSCATTERINGGislason, 1984gas phase; M
Δr2.2kJ/molIMobViehland, 1984gas phase; M
Δr2.2kJ/molIMobTakebe, 1983gas phase; M
Δr2.4kJ/molIMobRobson and Kumar, 1973gas phase; M

(Potassium ion (1+) • 2potassium) + potassium = (Potassium ion (1+) • 3potassium)

By formula: (K+ • 2K) + K = (K+ • 3K)

Quantity Value Units Method Reference Comment
Δr43.5kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 3potassium) + potassium = (Potassium ion (1+) • 4potassium)

By formula: (K+ • 3K) + K = (K+ • 4K)

Quantity Value Units Method Reference Comment
Δr64.9kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 4potassium) + potassium = (Potassium ion (1+) • 5potassium)

By formula: (K+ • 4K) + K = (K+ • 5K)

Quantity Value Units Method Reference Comment
Δr52.3kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 5potassium) + potassium = (Potassium ion (1+) • 6potassium)

By formula: (K+ • 5K) + K = (K+ • 6K)

Quantity Value Units Method Reference Comment
Δr72.4kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 6potassium) + potassium = (Potassium ion (1+) • 7potassium)

By formula: (K+ • 6K) + K = (K+ • 7K)

Quantity Value Units Method Reference Comment
Δr56.1kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 7potassium) + potassium = (Potassium ion (1+) • 8potassium)

By formula: (K+ • 7K) + K = (K+ • 8K)

Quantity Value Units Method Reference Comment
Δr87.0kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 8potassium) + potassium = (Potassium ion (1+) • 9potassium)

By formula: (K+ • 8K) + K = (K+ • 9K)

Quantity Value Units Method Reference Comment
Δr48.1kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 9potassium) + potassium = (Potassium ion (1+) • 10potassium)

By formula: (K+ • 9K) + K = (K+ • 10K)

Quantity Value Units Method Reference Comment
Δr54.8kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 10potassium) + potassium = (Potassium ion (1+) • 11potassium)

By formula: (K+ • 10K) + K = (K+ • 11K)

Quantity Value Units Method Reference Comment
Δr54.0kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 11potassium) + potassium = (Potassium ion (1+) • 12potassium)

By formula: (K+ • 11K) + K = (K+ • 12K)

Quantity Value Units Method Reference Comment
Δr56.1kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 12potassium) + potassium = (Potassium ion (1+) • 13potassium)

By formula: (K+ • 12K) + K = (K+ • 13K)

Quantity Value Units Method Reference Comment
Δr56.1kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 13potassium) + potassium = (Potassium ion (1+) • 14potassium)

By formula: (K+ • 13K) + K = (K+ • 14K)

Quantity Value Units Method Reference Comment
Δr62.3kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 14potassium) + potassium = (Potassium ion (1+) • 15potassium)

By formula: (K+ • 14K) + K = (K+ • 15K)

Quantity Value Units Method Reference Comment
Δr54.8kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 15potassium) + potassium = (Potassium ion (1+) • 16potassium)

By formula: (K+ • 15K) + K = (K+ • 16K)

Quantity Value Units Method Reference Comment
Δr62.8kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 16potassium) + potassium = (Potassium ion (1+) • 17potassium)

By formula: (K+ • 16K) + K = (K+ • 17K)

Quantity Value Units Method Reference Comment
Δr64.9kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 17potassium) + potassium = (Potassium ion (1+) • 18potassium)

By formula: (K+ • 17K) + K = (K+ • 18K)

Quantity Value Units Method Reference Comment
Δr67.4kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 18potassium) + potassium = (Potassium ion (1+) • 19potassium)

By formula: (K+ • 18K) + K = (K+ • 19K)

Quantity Value Units Method Reference Comment
Δr65.7kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 19potassium) + potassium = (Potassium ion (1+) • 20potassium)

By formula: (K+ • 19K) + K = (K+ • 20K)

Quantity Value Units Method Reference Comment
Δr72.4kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 20potassium) + potassium = (Potassium ion (1+) • 21potassium)

By formula: (K+ • 20K) + K = (K+ • 21K)

Quantity Value Units Method Reference Comment
Δr54.0kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 21potassium) + potassium = (Potassium ion (1+) • 22potassium)

By formula: (K+ • 21K) + K = (K+ • 22K)

Quantity Value Units Method Reference Comment
Δr59.8kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 22potassium) + potassium = (Potassium ion (1+) • 23potassium)

By formula: (K+ • 22K) + K = (K+ • 23K)

Quantity Value Units Method Reference Comment
Δr56.9kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

(Potassium ion (1+) • 23potassium) + potassium = (Potassium ion (1+) • 24potassium)

By formula: (K+ • 23K) + K = (K+ • 24K)

Quantity Value Units Method Reference Comment
Δr61.9kJ/molPDissBrechignac, Cahuzac, et al., 1990gas phase; M

Potassium ion (1+) + K2O4S = (Potassium ion (1+) • K2O4S)

By formula: K+ + K2O4S = (K+ • K2O4S)

Quantity Value Units Method Reference Comment
Δr160.kJ/molMSKudin, Gusarov, et al., 1973gas phase; Knudsen cell; M

Potassium ion (1+) + Krypton = (Potassium ion (1+) • Krypton)

By formula: K+ + Kr = (K+ • Kr)

Quantity Value Units Method Reference Comment
Δr13.4kJ/molIMobGatland, 1984gas phase; M
Δr12.1kJ/molSCATTERINGGislason, 1984gas phase; M
Δr12.3kJ/molIMobViehland, 1984gas phase; M
Δr15.5kJ/molIMobTakebe, 1983gas phase; M

Potassium ion (1+) + Nitrogen = (Potassium ion (1+) • Nitrogen)

By formula: K+ + N2 = (K+ • N2)

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
4.2310.DTBeyer and Keller, 1971gas phase; low E/N; M

Potassium ion (1+) + neon = (Potassium ion (1+) • neon)

By formula: K+ + Ne = (K+ • Ne)

Quantity Value Units Method Reference Comment
Δr4.56kJ/molSCATTERINGGislason, 1984gas phase; M
Δr3.8kJ/molIMobViehland, 1984gas phase; M
Δr4.0kJ/molIMobTakebe, 1983gas phase; M
Δr4.1kJ/molIMobRobson and Kumar, 1973gas phase; M

Potassium ion (1+) + Xenon = (Potassium ion (1+) • Xenon)

By formula: K+ + Xe = (K+ • Xe)

Quantity Value Units Method Reference Comment
Δr18.0kJ/molIMobGatland, 1984gas phase; M
Δr15.8kJ/molSCATTERINGGislason, 1984gas phase; M
Δr20.3kJ/molIMobViehland, 1984gas phase; M
Δr22.3kJ/molIMobTakebe, 1983gas phase; M

References

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry 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.

Chase, 1998
Chase, M.W., Jr., NIST-JANAF Themochemical Tables, Fourth Edition, J. Phys. Chem. Ref. Data, Monograph 9, 1998, 1-1951. [all data]

Davidson and Kebarle, 1976
Davidson, W.R.; Kebarle, P., Ionic Solvation by Aprotic Solvents. Gas Phase Solvation of the Alkali Ions by Acetonitrile, J. Am. Chem. Soc., 1976, 98, 20, 6125, https://doi.org/10.1021/ja00436a010 . [all data]

Blades, Jayaweera, et al., 1990
Blades, A.T.; Jayaweera, P.; Ikonomou, M.G.; Kebarle, P., Studies of Alkaline - Earth and Transition - Metal M++ Gas - Phase Ion Chemistry, J. Chem. Phys., 1990, 92, 10, 5900, https://doi.org/10.1063/1.458360 . [all data]

Burdett and Hayhurst, 1982
Burdett, N.A.; Hayhurst, A.N., Hydration of gas phase ions and the measurement of boundary layer cooling during flame sampling into a mass spectrometer., J. Chem. Soc. Faraday Trans. 1, 1982, 78, 2997. [all data]

Searles and Kebarle, 1969
Searles, S.K.; Kebarle, P., Hydration of the Potassium Ion in the Gas Phase: Enthalpies and Entropies of Hydration Reactions K+(H2O)n-1 + H2O = K+(H2O)n for n=1 to n=6, Can. J. Chem., 1969, 47, 14, 2619, https://doi.org/10.1139/v69-432 . [all data]

Chupka, 1959
Chupka, W.A., Dissociation Energies of Some Gaseous Halide Complex Ions and the Hydrated Ion K(H2O)+, J. Chem. Phys., 1959, 40, 2, 458, https://doi.org/10.1063/1.1729974 . [all data]

Blades, Klassen, et al., 1996
Blades, A.T.; Klassen, J.S.; Kebarle, P., Determination of Ion-Solvent Equilibria in the Gas Phase. Hydration of Diprotonated Diamines and Bis(trimethylammonium) Alkanes, J. Am. Chem. Soc., 1996, 118, 49, 12437, https://doi.org/10.1021/ja962641t . [all data]

Davidson and Kebarle, 1976, 2
Davidson, W.R.; Kebarle, P., Binding Energies and Stabilities of Potassium Ion Complexes from Studies of Gas Phase Ion Equilibria K+ + M = K+.M, J. Am. Chem. Soc., 1976, 98, 20, 6133, https://doi.org/10.1021/ja00436a011 . [all data]

Sunner, Nishizawa, et al., 1981
Sunner, J.; Nishizawa, K.; Kebarle, P., Ion - Solvent Molecule Interactions in the Gas Phase. Potassium Ion and Benzene, J. Phys. Chem., 1981, 85, 13, 1814, https://doi.org/10.1021/j150613a011 . [all data]

Rodgers and Armentrout, 2000
Rodgers, M.T.; Armentrout, P.B., Noncovalent Metal-Ligand Bond Energies as Studied by Threshold Collision-Induced Dissociation, Mass Spectrom. Rev., 2000, 19, 4, 215, https://doi.org/10.1002/1098-2787(200007)19:4<215::AID-MAS2>3.0.CO;2-X . [all data]

Davidson and Kebarle, 1976, 3
Davidson, W.R.; Kebarle, P., Binding Energies and Stabilities of Potassium Ion Complexes with Ethylene Diamine and Dimethoxyethane (Glyme) from Measurements of the Complexing Equilibria in the Gas Phase, Can. J. Chem., 1976, 54, 16, 2594, https://doi.org/10.1139/v76-368 . [all data]

Castleman, 1978
Castleman, A.W., The Properties of Clusters in the Gas Phase: Ammonia about Bi+, Rb+, and K+, Chem. Phys. Lett., 1978, 53, 3, 560, https://doi.org/10.1016/0009-2614(78)80069-4 . [all data]

Gatland, 1984
Gatland, I.R., Swarms of Ions and Electrons in Gases, W. Lindinger, T. D. Mark and F. Howorka, eds. (Springer, New York, 1984, 1984, 44. [all data]

Gislason, 1984
Gislason, E.A., Quoted in I. R. Gatland in Swarms of Ions and Electrons in Gases, W. Lindinger, T. D. Mark and F. Howorka, eds. (Springer, New York, 1984, 1984, 44. [all data]

Viehland, 1984
Viehland, L.A., Interaction Potentials for Li+ - Rare - Gas Systems, Chem. Phys., 1984, 78, 2, 279, https://doi.org/10.1016/0301-0104(83)85114-3 . [all data]

Takebe, 1983
Takebe, M., The Generalized Mobility Curve for Alkali Ions in Rare Gases: Clustering Reactions and Mobility Curves, J. Chem. Phys., 1983, 78, 12, 7223, https://doi.org/10.1063/1.444763 . [all data]

Robson and Kumar, 1973
Robson, R.E.; Kumar, K., Mobility and Diffusion II. Dependence on Experimental Variables and Interaction Potential for Alkali Ions in Rare Gases, Aust. J. Phys., 1973, 26, 2, 187, https://doi.org/10.1071/PH730187 . [all data]

Kudin, Gusarov, et al., 1973
Kudin, L.S.; Gusarov, A.V.; Gorokhov, L.N., Mass Spectrometer Study of Equilibria Involving Ions. 1. Potassium Bromide and Sulfate, High Temp., 1973, 11, 50. [all data]

Castleman and Keesee, 1981
Castleman, A.W.; Keesee, R.G., Electron and Ion Swarms, Proc. Second Int. Swarm Seminar, L. G. Christoforou, ed. (Pergamon Press, New York), 1981, 189-201. [all data]

Keller and Beyer, 1971
Keller, G.E.; Beyer, R.A., Drift Tube Studies of Carbon Dioxide Clustering to Potassium and Sodium Ions, Bull. Am. Phys. Soc., 1971, 16, 214. [all data]

Bushnell, Kemper, et al., 1994
Bushnell, J.E.; Kemper, P.R.; Bowers, M.T., Na+/K+(H2)1,2 clusters: experiment, J. Phys. Chem., 1994, 98, 8, 2044, https://doi.org/10.1021/j100059a011 . [all data]

Evans and Keesee, 1991
Evans, D.H.; Keesee, R.G., Thermodynamics of Gas-Phase Mixed-Solvent Cluster Ions - Water and Methanol on K+ and Cl- and Comparison to Liquid Solutions, J. Phys. Chem., 1991, 95, 9, 3558, https://doi.org/10.1021/j100162a024 . [all data]

Sunner, 1984
Sunner, J. Kebarle, Ion - Solvent Molecule Interactions in the Gas Phase. The Potassium Ion and Me2SO, DMA, DMF, and Acetone, J. Am. Chem. Soc., 1984, 106, 21, 6135, https://doi.org/10.1021/ja00333a002 . [all data]

Blades, Klassen, et al., 1995
Blades, A.T.; Klassen, J.S.; Kebarle, P., Free Energies of Hydration in the Gas Phase on the Anions of Some Oxo Acids of C, N, S, P, Cl and I, J. Am. Chem. Soc., 1995, 117, 42, 10563, https://doi.org/10.1021/ja00147a019 . [all data]

Amicangelo and Armentrout, 2000
Amicangelo, J.C.; Armentrout, P.B., Absolute Binding Energies of Alkali-Metal Cation Complexes with Benzene Determined by Threshold Collision-Induced Dissociation Experiments and Ab Initio Theory, J. Phys. Chem. A, 2000, 104, 48, 11420, https://doi.org/10.1021/jp002652f . [all data]

Amunugama and Rodgers, 2000
Amunugama, R.; Rodgers, M.T., Absolute Alkali Metal Ion Binding Affinities of Several Azines Determined by Threshold Collision-Induced Dissociation and Ab Initio Theory, Int. J. Mass Spectrom., 2000, 195/196, 439, https://doi.org/10.1016/S1387-3806(99)00145-1 . [all data]

Klassen, Anderson, et al., 1996
Klassen, J.S.; Anderson, S.G.; Blades, A.T.; Kebarle, P., Reaction Enthalpies for M+L = M+ + L, Where M+ = Na+ and K+ and L = Acetamide, N-Methylacetamide, N,N-Dimethylacetamide, Glycine, and Glycylglycine, from Determinations of the Collision-Induced Dissociation Thresholds, J. Phys. Chem., 1996, 100, 33, 14218, https://doi.org/10.1021/jp9608382 . [all data]

Huang and Rodgers, 2002
Huang, H.; Rodgers, M.T., Sigma versus Pi interactions in alkali metal ion binding to azoles: Threshold collision-induced dissociation and ab initio theory studies, J. Phys. Chem. A, 2002, 106, 16, 4277, https://doi.org/10.1021/jp013630b . [all data]

Cerda and Wesdemiotis, 1996
Cerda, B.A.; Wesdemiotis, C., PAs of Peptides, J. Am. Chem. Soc., 1996, 118, 11884. [all data]

Rodgers, 2001
Rodgers, M.T., Substituent Effects in the Binding of Alkali Metal Ions to Pyridines, Studied by Threshold Collision-Induced Dissociation and ab Initio Theory: The Aminopyridines, J. Phys. Chem. A, 2001, 105, 35, 8145, https://doi.org/10.1021/jp011555z . [all data]

Amunugama and Rodgers, 2002
Amunugama, R.; Rodgers, M.T., Influence of substituents on cation-pi interactions. 2. Absolute binding energies of alkali metal cation-fluorobenzene complexes determined by threshold collision-induced dissociation and theoretical studies, J. Phys. Chem. A, 2002, 106, 39, 9092, https://doi.org/10.1021/jp020459a . [all data]

Amunugama and Rodgers, 2002, 2
Amunugama, R.; Rodgers, M.T., The influence of substituents on cation-pi interactions. 4. Absolute binding energies of alkali metal cation - Phenol complexes determined by threshold collision-induced dissociation and theoretical studies, J. Phys. Chem. A, 2002, 106, 42, 9718, https://doi.org/10.1021/jp0211584 . [all data]

Rodgers, 2001, 2
Rodgers, M.T., Substituent Effects in the Binding of Alkali Metal Ions to Pyridines, Studied by Threshold Collision-Induced Dissociation and ab Initio Theory: The Methylpyridines, J. Phys. Chem. A, 2001, 105, 11, 2374, https://doi.org/10.1021/jp004055z . [all data]

Amunugama and Rodgers, 2003
Amunugama, R.; Rodgers, M.T., Influence of substituents on cation-pi interactions - 5. Absolute binding energies of alkali metal cation-anisole complexes determined by threshold collision-induced dissociation and theoretical studies, Int. J. Mass Spectrom., 2003, 222, 1-3, 431, https://doi.org/10.1016/S1387-3806(02)00945-4 . [all data]

Amunugama and Rodgers, 2002, 3
Amunugama, R.; Rodgers, M.T., Influence of substituents on cation-pi interactions. 1. Absolute binding energies of alkali metal cation-toluene complexes determined by threshold collision-induced dissociation and theoretical studies, J. Phys. Chem. A, 2002, 106, 22, 5529, https://doi.org/10.1021/jp014307b . [all data]

Brechignac, Cahuzac, et al., 1990
Brechignac, C.; Cahuzac, P.; Carlier, F.; De Frutos, M.; Leyniger, J., Cohesive Energies of (K)n+ 5<n<200 from Photoevaporation Experiments, J. Chem. Phys., 1990, 93, 10, 7449, https://doi.org/10.1063/1.459418 . [all data]

Beyer and Keller, 1971
Beyer, R.A.; Keller, G.E., The Clustering of Atmospheric Gases to Alkali Ions, Trans. Am. Geophys. Union, 1971, 52, 303. [all data]


Notes

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