Potassium ion (1+)


Gas phase thermochemistry data

Go To: Top, 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.

Quantity Value Units Method Reference Comment
gas,1 bar36.946cal/mol*KReviewChase, 1998Data last reviewed in December, 1983

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 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
Δr16.9kcal/molHPMSDavidson and Kebarle, 1976gas phase; M
Δr16. ± 3.kcal/molHPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr19.4 ± 2.5kcal/molMSBurdett and Hayhurst, 1982gas phase; flame source, about 1600 K; M
Δr17.9kcal/molHPMSSearles and Kebarle, 1969gas phase; M
Quantity Value Units Method Reference Comment
Δr19.9cal/mol*KHPMSDavidson and Kebarle, 1976gas phase; M
Δr23.cal/mol*KN/ABlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr21.3cal/mol*KMSBurdett and Hayhurst, 1982gas phase; flame source, about 1600 K; M
Δr21.6cal/mol*KHPMSSearles and Kebarle, 1969gas phase; M

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
9.0300.HPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
0.4840.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
Δr13.0kcal/molES/HPMSBlades, Klassen, et al., 1996gas phase; M
Δr14. ± 3.kcal/molHPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr13.2kcal/molHPMSSearles and Kebarle, 1969gas phase; M
Quantity Value Units Method Reference Comment
Δr22.5cal/mol*KES/HPMSBlades, Klassen, et al., 1996gas phase; M
Δr23.cal/mol*KN/ABlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr23.0cal/mol*KHPMSSearles and Kebarle, 1969gas phase; M
Quantity Value Units Method Reference Comment
Δr6.3kcal/molES/HPMSBlades, Klassen, et al., 1996gas phase; M

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
6.6300.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
Δr2.8 ± 0.7kcal/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
Δr13. ± 3.kcal/molHPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr11.8kcal/molHPMSSearles and Kebarle, 1969gas phase; M
Quantity Value Units Method Reference Comment
Δr23.cal/mol*KN/ABlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr24.7cal/mol*KHPMSSearles and Kebarle, 1969gas phase; M

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
5.9300.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
Δr16. ± 3.kcal/molHPMSBlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr16.1kcal/molHPMSSearles and Kebarle, 1969gas phase; M
Quantity Value Units Method Reference Comment
Δr23.cal/mol*KN/ABlades, Jayaweera, et al., 1990gas phase; electospray, Entropy change calculated or estimated; M
Δr24.2cal/mol*KHPMSSearles and Kebarle, 1969gas phase; M

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
9.2300.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
Δr19.1kcal/molHPMSDavidson and Kebarle, 1976, 2gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976; M
Quantity Value Units Method Reference Comment
Δr21.8cal/mol*KHPMSDavidson and Kebarle, 1976, 2gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976; M
Quantity Value Units Method Reference Comment
Δr12.7kcal/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
Δr20.0kcal/molHPMSDavidson and Kebarle, 1976, 2gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976; M
Quantity Value Units Method Reference Comment
Δr23.4cal/mol*KHPMSDavidson and Kebarle, 1976, 2gas phase; switching reaction(K+)H2O; Davidson and Kebarle, 1976; M
Quantity Value Units Method Reference Comment
Δr13.0kcal/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
Δr14.4kcal/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
Δr30.1cal/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
Δr11.8kcal/molHPMSSunner, Nishizawa, et al., 1981gas phase; From thermochemical cycle,switching reaction(K+)4H2O; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr26.3cal/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
Δr17.4 ± 1.0kcal/molCIDTRodgers and Armentrout, 2000RCD
Δr22.2kcal/molHPMSDavidson and Kebarle, 1976, 3gas phase; M
Δr20.8kcal/molHPMSDavidson and Kebarle, 1976, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr26.8cal/mol*KHPMSDavidson and Kebarle, 1976, 3gas phase; M
Δr24.8cal/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
Δr12.7kcal/molHPMSSunner, Nishizawa, et al., 1981gas phase; From thermochemical cycle,switching reaction(K+)3H2O; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr21.4cal/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
Δr12.2kcal/molHPMSSunner, Nishizawa, et al., 1981gas phase; From thermochemical cycle(K+ 3H2O)C6H6; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr29.4cal/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
Δr12.8kcal/molHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+ 3H2O)C6H6; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr33.7cal/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
Δr13.7kcal/molHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+ 2H2O)C6H6; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr26.1cal/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
Δr18.1kcal/molHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+ C6H6)C6H6; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr29.9cal/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
Δr28.4 ± 1.0kcal/molCIDTRodgers and Armentrout, 2000RCD
Δr30.8kcal/molHPMSDavidson and Kebarle, 1976, 3gas phase; M
Quantity Value Units Method Reference Comment
Δr26.8cal/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
Δr13.4kcal/molHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+)3H2O; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr24.3cal/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
Δr12.6kcal/molHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+)4H2O; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr27.6cal/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
Δr16.8kcal/molHPMSSunner, Nishizawa, et al., 1981gas phase; switching reaction(K+)2H2O; Searles and Kebarle, 1969; M
Quantity Value Units Method Reference Comment
Δr27.1cal/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
Δr20.1kcal/molHPMSCastleman, 1978gas phase; M
Δr17.8kcal/molHPMSDavidson and Kebarle, 1976, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr23.0cal/mol*KHPMSCastleman, 1978gas phase; M
Δr28.0cal/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
Δr3.21kcal/molIMobGatland, 1984gas phase; M
Δr2.89kcal/molSCATTERINGGislason, 1984gas phase; M
Δr2.94kcal/molIMobViehland, 1984gas phase; M
Δr3.71kcal/molIMobTakebe, 1983gas phase; M

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

By formula: K+ + Ne = (K+ • Ne)

Quantity Value Units Method Reference Comment
Δr1.09kcal/molSCATTERINGGislason, 1984gas phase; M
Δr0.92kcal/molIMobViehland, 1984gas phase; M
Δr0.95kcal/molIMobTakebe, 1983gas phase; M
Δr0.99kcal/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
Δr0.58kcal/molSCATTERINGGislason, 1984gas phase; M
Δr0.53kcal/molIMobViehland, 1984gas phase; M
Δr0.53kcal/molIMobTakebe, 1983gas phase; M
Δr0.57kcal/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
Δr4.31kcal/molIMobGatland, 1984gas phase; M
Δr3.78kcal/molSCATTERINGGislason, 1984gas phase; M
Δr4.84kcal/molIMobViehland, 1984gas phase; M
Δr5.33kcal/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
Δr41.5kcal/molMSKudin, Gusarov, et al., 1973gas phase; Knudsen cell; M
Δr40.8kcal/molMSChupka, 1959gas phase; Knudsen cell; M
Quantity Value Units Method Reference Comment
Δr22.8cal/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
Δr8.5kcal/molHPMSCastleman and Keesee, 1981gas phase; M
Quantity Value Units Method Reference Comment
Δr15.2cal/mol*KHPMSCastleman and Keesee, 1981gas phase; M

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
3.7310.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
Δr1.47kcal/molSIDTBushnell, Kemper, et al., 1994gas phase; ΔrH(0K) = 1.35 kcal/mol; M
Quantity Value Units Method Reference Comment
Δr11.2cal/mol*KSIDTBushnell, Kemper, et al., 1994gas phase; ΔrH(0K) = 1.35 kcal/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
Δr12.9kcal/molHPMSDavidson and Kebarle, 1976, 3gas phase; M
Quantity Value Units Method Reference Comment
Δr26.3cal/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
Δr16.6kcal/molHPMSEvans and Keesee, 1991gas phase; switching reaction,n(K+)3H2O; M
Quantity Value Units Method Reference Comment
Δr30.9cal/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
Δr22.2kcal/molHPMSDavidson and Kebarle, 1976, 3gas phase; M
Quantity Value Units Method Reference Comment
Δr32.0cal/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
Δr16.kcal/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr24.cal/mol*KHPMSSunner, 1984gas phase; M

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
9.2293.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
Δr1.86kcal/molSIDTBushnell, Kemper, et al., 1994gas phase; ΔrH(0K) = 1.45 kcal/mol; M
Quantity Value Units Method Reference Comment
Δr13.5cal/mol*KSIDTBushnell, Kemper, et al., 1994gas phase; ΔrH(0K) = 1.45 kcal/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
Δr25.7kcal/molHPMSDavidson and Kebarle, 1976, 3gas phase; M
Quantity Value Units Method Reference Comment
Δr22.3cal/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
Δr15.8kcal/molHPMSSunner, 1984gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr37.cal/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
Δr15.5kcal/molHPMSSunner, 1984gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Δr40.cal/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
Δr16.1 ± 1.7kcal/molCIDTAmicangelo and Armentrout, 2000RCD
Δr18.8kcal/molHPMSSunner, Nishizawa, et al., 1981gas phase; M
Quantity Value Units Method Reference Comment
Δr33.9cal/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
Δr21.9kcal/molHPMSEvans and Keesee, 1991gas phase; switching reaction,n(K+)H2O; M
Quantity Value Units Method Reference Comment
Δr31.6cal/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
Δr21.6 ± 0.9kcal/molCIDTAmunugama and Rodgers, 2000RCD
Δr20.7kcal/molHPMSDavidson and Kebarle, 1976, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr18.6cal/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
Δr17.5 ± 0.9kcal/molCIDTAmicangelo and Armentrout, 2000RCD
Δr19.2kcal/molHPMSSunner, Nishizawa, et al., 1981gas phase; M
Quantity Value Units Method Reference Comment
Δr24.6cal/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
Δr29.0kcal/molCIDTKlassen, Anderson, et al., 1996RCD
Δr31.kcal/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr23.cal/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
Δr24.4kcal/molCIDTKlassen, Anderson, et al., 1996RCD
Δr26.kcal/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr24.cal/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
Δr31.1kcal/molCIDTKlassen, Anderson, et al., 1996RCD
Δr35.kcal/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr31.cal/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
Δr29.5kcal/molCIDTKlassen, Anderson, et al., 1996RCD
Δr31.kcal/molHPMSSunner, 1984gas phase; M
Quantity Value Units Method Reference Comment
Δr26.cal/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
Δr13.1kcal/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr22.6cal/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
Δr12.5kcal/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr25.6cal/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
Δr13.5kcal/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr27.3cal/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
Δr11.3kcal/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr18.0cal/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
Δr41.2kcal/molMSChupka, 1959gas phase; Knudsen cell; M
Quantity Value Units Method Reference Comment
Δr19.6cal/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
Δr15.6kcal/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr22.5cal/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
Δr19.6kcal/molHPMSEvans and Keesee, 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr32.5cal/mol*KHPMSEvans and Keesee, 1991gas phase; M

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]

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]


Notes

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