Argon

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Ion clustering data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
B - John E. Bartmess
RCD - Robert C. Dunbar

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

Ar+ + Argon = (Ar+ • Argon)

By formula: Ar+ + Ar = (Ar+ • Ar)

Quantity Value Units Method Reference Comment
Δr20. ± 20.kcal/molAVGN/AAverage of 5 out of 7 values; Individual data points
Quantity Value Units Method Reference Comment
Δr12.8cal/mol*KPHPMSTeng and Conway, 1973gas phase; switching reaction(N2+)Ar; Turner and Conway, 1979, Liu and Conway, 1975; M

(Ar+ • Argon) + Argon = (Ar+ • 2Argon)

By formula: (Ar+ • Ar) + Ar = (Ar+ • 2Ar)

Quantity Value Units Method Reference Comment
Δr5.06 ± 0.08kcal/molPHPMSTurner and Conway, 1979gas phase; M
Quantity Value Units Method Reference Comment
Δr20.3cal/mol*KPHPMSTurner and Conway, 1979gas phase; M

(Ar+ • 2Argon) + Argon = (Ar+ • 3Argon)

By formula: (Ar+ • 2Ar) + Ar = (Ar+ • 3Ar)

Quantity Value Units Method Reference Comment
Δr4.9 ± 0.3kcal/molPHPMSHiraoka and Mori, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr17.3cal/mol*KPHPMSHiraoka and Mori, 1989gas phase; M

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
2.077.PHPMSTeng and Conway, 1973gas phase; M

(Ar+ • 3Argon) + Argon = (Ar+ • 4Argon)

By formula: (Ar+ • 3Ar) + Ar = (Ar+ • 4Ar)

Quantity Value Units Method Reference Comment
Δr1.7 ± 0.2kcal/molPHPMSHiraoka and Mori, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr13.9cal/mol*KPHPMSHiraoka and Mori, 1989gas phase; M

(Ar+ • 4Argon) + Argon = (Ar+ • 5Argon)

By formula: (Ar+ • 4Ar) + Ar = (Ar+ • 5Ar)

Quantity Value Units Method Reference Comment
Δr1.6 ± 0.2kcal/molPHPMSHiraoka and Mori, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr16.1cal/mol*KPHPMSHiraoka and Mori, 1989gas phase; M

(Ar+ • 5Argon) + Argon = (Ar+ • 6Argon)

By formula: (Ar+ • 5Ar) + Ar = (Ar+ • 6Ar)

Quantity Value Units Method Reference Comment
Δr1.6 ± 0.2kcal/molPHPMSHiraoka and Mori, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr17.0cal/mol*KPHPMSHiraoka and Mori, 1989gas phase; M

(Ar+ • 6Argon) + Argon = (Ar+ • 7Argon)

By formula: (Ar+ • 6Ar) + Ar = (Ar+ • 7Ar)

Quantity Value Units Method Reference Comment
Δr1.6 ± 0.2kcal/molPHPMSHiraoka and Mori, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr17.4cal/mol*KPHPMSHiraoka and Mori, 1989gas phase; M

(Ar+ • 7Argon) + Argon = (Ar+ • 8Argon)

By formula: (Ar+ • 7Ar) + Ar = (Ar+ • 8Ar)

Quantity Value Units Method Reference Comment
Δr1.6 ± 0.2kcal/molPHPMSHiraoka and Mori, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr17.4cal/mol*KPHPMSHiraoka and Mori, 1989gas phase; M

(Ar+ • 8Argon) + Argon = (Ar+ • 9Argon)

By formula: (Ar+ • 8Ar) + Ar = (Ar+ • 9Ar)

Quantity Value Units Method Reference Comment
Δr1.6 ± 0.2kcal/molPHPMSHiraoka and Mori, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr17.3cal/mol*KPHPMSHiraoka and Mori, 1989gas phase; M

(Ar+ • 9Argon) + Argon = (Ar+ • 10Argon)

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

Quantity Value Units Method Reference Comment
Δr1.55 ± 0.20kcal/molPHPMSHiraoka and Mori, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr17.1cal/mol*KPHPMSHiraoka and Mori, 1989gas phase; M

(Ar+ • 10Argon) + Argon = (Ar+ • 11Argon)

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

Quantity Value Units Method Reference Comment
Δr1.6 ± 0.2kcal/molPHPMSHiraoka and Mori, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr17.4cal/mol*KPHPMSHiraoka and Mori, 1989gas phase; M

ArNO- + 2Argon = Ar2NO-

By formula: ArNO- + 2Ar = Ar2NO-

Quantity Value Units Method Reference Comment
Δr1.50kcal/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar2NO- + 3Argon = Ar3NO-

By formula: Ar2NO- + 3Ar = Ar3NO-

Quantity Value Units Method Reference Comment
Δr1.30kcal/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar3NO- + 4Argon = Ar4NO-

By formula: Ar3NO- + 4Ar = Ar4NO-

Quantity Value Units Method Reference Comment
Δr1.30kcal/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar4NO- + 5Argon = Ar5NO-

By formula: Ar4NO- + 5Ar = Ar5NO-

Quantity Value Units Method Reference Comment
Δr1.30kcal/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar5NO- + 6Argon = Ar6NO-

By formula: Ar5NO- + 6Ar = Ar6NO-

Quantity Value Units Method Reference Comment
Δr1.20kcal/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar6NO- + 7Argon = Ar7NO-

By formula: Ar6NO- + 7Ar = Ar7NO-

Quantity Value Units Method Reference Comment
Δr0.90kcal/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar7NO- + 8Argon = Ar8NO-

By formula: Ar7NO- + 8Ar = Ar8NO-

Quantity Value Units Method Reference Comment
Δr0.90kcal/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar8NO- + 9Argon = Ar9NO-

By formula: Ar8NO- + 9Ar = Ar9NO-

Quantity Value Units Method Reference Comment
Δr0.70kcal/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar9NO- + 10Argon = Ar10NO-

By formula: Ar9NO- + 10Ar = Ar10NO-

Quantity Value Units Method Reference Comment
Δr0.70kcal/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar10NO- + 11Argon = Ar11NO-

By formula: Ar10NO- + 11Ar = Ar11NO-

Quantity Value Units Method Reference Comment
Δr0.60kcal/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar11NO- + 12Argon = Ar12NO-

By formula: Ar11NO- + 12Ar = Ar12NO-

Quantity Value Units Method Reference Comment
Δr0.70kcal/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar12NO- + 13Argon = Ar13NO-

By formula: Ar12NO- + 13Ar = Ar13NO-

Quantity Value Units Method Reference Comment
Δr0.30kcal/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar13NO- + 14Argon = Ar14NO-

By formula: Ar13NO- + 14Ar = Ar14NO-

Quantity Value Units Method Reference Comment
Δr0.20kcal/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Bromine anion + Argon = (Bromine anion • Argon)

By formula: Br- + Ar = (Br- • Ar)

Quantity Value Units Method Reference Comment
Δr0.80kcal/molTherZhao, Yourshaw, et al., 1994gas phase; B
Δr1.40kcal/molMoblGatland, 1984gas phase; B,M

Methyl cation + Argon = (Methyl cation • Argon)

By formula: CH3+ + Ar = (CH3+ • Ar)

Quantity Value Units Method Reference Comment
Δr11.3 ± 2.0kcal/molPHPMSHiraoka, Kudaka, et al., 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr20.1cal/mol*KPHPMSHiraoka, Kudaka, et al., 1991gas phase; M

(Methyl cation • Argon) + Argon = (Methyl cation • 2Argon)

By formula: (CH3+ • Ar) + Ar = (CH3+ • 2Ar)

Quantity Value Units Method Reference Comment
Δr2.3 ± 0.2kcal/molPHPMSHiraoka, Kudaka, et al., 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr15.7cal/mol*KPHPMSHiraoka, Kudaka, et al., 1991gas phase; M

(Methyl cation • 2Argon) + Argon = (Methyl cation • 3Argon)

By formula: (CH3+ • 2Ar) + Ar = (CH3+ • 3Ar)

Quantity Value Units Method Reference Comment
Δr2.0 ± 0.2kcal/molPHPMSHiraoka, Kudaka, et al., 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr22.3cal/mol*KPHPMSHiraoka, Kudaka, et al., 1991gas phase; M

(Methyl cation • 3Argon) + Argon = (Methyl cation • 4Argon)

By formula: (CH3+ • 3Ar) + Ar = (CH3+ • 4Ar)

Quantity Value Units Method Reference Comment
Δr2.0 ± 0.2kcal/molPHPMSHiraoka, Kudaka, et al., 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr21.1cal/mol*KPHPMSHiraoka, Kudaka, et al., 1991gas phase; M

(Methyl cation • 4Argon) + Argon = (Methyl cation • 5Argon)

By formula: (CH3+ • 4Ar) + Ar = (CH3+ • 5Ar)

Quantity Value Units Method Reference Comment
Δr1.9 ± 0.2kcal/molPHPMSHiraoka, Kudaka, et al., 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr20.6cal/mol*KPHPMSHiraoka, Kudaka, et al., 1991gas phase; M

(Methyl cation • 5Argon) + Argon = (Methyl cation • 6Argon)

By formula: (CH3+ • 5Ar) + Ar = (CH3+ • 6Ar)

Quantity Value Units Method Reference Comment
Δr1.9 ± 0.3kcal/molPHPMSHiraoka, Kudaka, et al., 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr21.0cal/mol*KPHPMSHiraoka, Kudaka, et al., 1991gas phase; M

(Methyl cation • 6Argon) + Argon = (Methyl cation • 7Argon)

By formula: (CH3+ • 6Ar) + Ar = (CH3+ • 7Ar)

Quantity Value Units Method Reference Comment
Δr1.9 ± 0.4kcal/molPHPMSHiraoka, Kudaka, et al., 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr21.2cal/mol*KPHPMSHiraoka, Kudaka, et al., 1991gas phase; M

(Methyl cation • 7Argon) + Argon = (Methyl cation • 8Argon)

By formula: (CH3+ • 7Ar) + Ar = (CH3+ • 8Ar)

Quantity Value Units Method Reference Comment
Δr1.93kcal/molPHPMSHiraoka, Kudaka, et al., 1991gas phase; Entropy change calculated or estimated; M

CO+ + Argon = (CO+ • Argon)

By formula: CO+ + Ar = (CO+ • Ar)

Quantity Value Units Method Reference Comment
Δr16.1 ± 1.4kcal/molPIPECONorwood, Guo, et al., 1989gas phase; CO+(X) ground state; M

CO2+ + Argon = (CO2+ • Argon)

By formula: CO2+ + Ar = (CO2+ • Ar)

Quantity Value Units Method Reference Comment
Δr6.0kcal/molPIPratt and Dehmer, 1983gas phase; M

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

By formula: Co+ + Ar = (Co+ • Ar)

Quantity Value Units Method Reference Comment
Δr11.8kcal/molPDisAsher, Bellert, et al., 1994RCD

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

By formula: Cr+ + Ar = (Cr+ • Ar)

Quantity Value Units Method Reference Comment
Δr6.9 ± 0.4kcal/molSIDTKemper, Hsu, et al., 1991gas phase; ΔrH(0 K) = 6.55 kcal/mol, ΔrS(100 K) = 14.4 cal/mol*K; M
Quantity Value Units Method Reference Comment
Δr15.8cal/mol*KSIDTKemper, Hsu, et al., 1991gas phase; ΔrH(0 K) = 6.55 kcal/mol, ΔrS(100 K) = 14.4 cal/mol*K; M

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

By formula: Cs+ + Ar = (Cs+ • Ar)

Quantity Value Units Method Reference Comment
Δr1.95kcal/molIMobGatland, 1984, 2gas phase; M
Δr1.46kcal/molSCATTERINGGislason, 1984gas phase; M
Δr1.96kcal/molIMobViehland, 1984gas phase; M
Δr2.28kcal/molIMobTakebe, 1983gas phase; M
Δr2.3kcal/molIMobTakebe, 1983gas phase; values from this reference are consistently too high; M

D3+ + Argon = (D3+ • Argon)

By formula: D3+ + Ar = (D3+ • Ar)

Quantity Value Units Method Reference Comment
Δr7.0 ± 0.2kcal/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr14.5cal/mol*KPHPMSHiraoka and Mori, 1989, 2gas phase; M

(D3+ • Argon) + Argon = (D3+ • 2Argon)

By formula: (D3+ • Ar) + Ar = (D3+ • 2Ar)

Quantity Value Units Method Reference Comment
Δr4.8 ± 0.1kcal/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr17.5cal/mol*KPHPMSHiraoka and Mori, 1989, 2gas phase; M

(D3+ • 2Argon) + Argon = (D3+ • 3Argon)

By formula: (D3+ • 2Ar) + Ar = (D3+ • 3Ar)

Quantity Value Units Method Reference Comment
Δr4.4 ± 0.1kcal/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr18.4cal/mol*KPHPMSHiraoka and Mori, 1989, 2gas phase; M

(D3+ • 3Argon) + Argon = (D3+ • 4Argon)

By formula: (D3+ • 3Ar) + Ar = (D3+ • 4Ar)

Quantity Value Units Method Reference Comment
Δr2.4 ± 0.1kcal/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr16.6cal/mol*KPHPMSHiraoka and Mori, 1989, 2gas phase; M

(D3+ • 4Argon) + Argon = (D3+ • 5Argon)

By formula: (D3+ • 4Ar) + Ar = (D3+ • 5Ar)

Quantity Value Units Method Reference Comment
Δr2.3 ± 0.1kcal/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr17.4cal/mol*KPHPMSHiraoka and Mori, 1989, 2gas phase; M

(D3+ • 5Argon) + Argon = (D3+ • 6Argon)

By formula: (D3+ • 5Ar) + Ar = (D3+ • 6Ar)

Quantity Value Units Method Reference Comment
Δr2.2 ± 0.1kcal/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr19.1cal/mol*KPHPMSHiraoka and Mori, 1989, 2gas phase; M

(D3+ • 6Argon) + Argon = (D3+ • 7Argon)

By formula: (D3+ • 6Ar) + Ar = (D3+ • 7Ar)

Quantity Value Units Method Reference Comment
Δr1.6 ± 0.1kcal/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr25.2cal/mol*KPHPMSHiraoka and Mori, 1989, 2gas phase; M

Fluorine anion + Argon = ArF-

By formula: F- + Ar = ArF-

Quantity Value Units Method Reference Comment
Δr2.00kcal/molTDAsWada, Kikkawa, et al., 2007gas phase; Entropy estimated; B
Quantity Value Units Method Reference Comment
Δr-3.96kcal/molTDAsWada, Kikkawa, et al., 2007gas phase; Entropy estimated; B

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

By formula: Fe+ + Ar = (Fe+ • Ar)

Quantity Value Units Method Reference Comment
Δr2.6 ± 1.9kcal/molCIDTRodgers and Armentrout, 2000RCD

Hydrogen cation + Argon = (Hydrogen cation • Argon)

By formula: H2+ + Ar = (H2+ • Ar)

Quantity Value Units Method Reference Comment
Δr24.kcal/molSIFTBedford and Smith, 1990gas phase; switching reaction(Ar+)Ar, ΔrH>; M

H3+ + Argon = (H3+ • Argon)

By formula: H3+ + Ar = (H3+ • Ar)

Quantity Value Units Method Reference Comment
Δr6.7 ± 0.2kcal/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Δr7.5 ± 0.8kcal/molSIFTBedford and Smith, 1990gas phase; switching reaction(H3+)H2, Hiraoka and Mori, 1989, 2; M
Quantity Value Units Method Reference Comment
Δr13.4cal/mol*KPHPMSHiraoka and Mori, 1989, 2gas phase; M

(H3+ • Argon) + Argon = (H3+ • 2Argon)

By formula: (H3+ • Ar) + Ar = (H3+ • 2Ar)

Quantity Value Units Method Reference Comment
Δr4.6 ± 0.1kcal/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr16.0cal/mol*KPHPMSHiraoka and Mori, 1989, 2gas phase; M

(H3+ • 2Argon) + Argon = (H3+ • 3Argon)

By formula: (H3+ • 2Ar) + Ar = (H3+ • 3Ar)

Quantity Value Units Method Reference Comment
Δr4.3 ± 0.1kcal/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr17.3cal/mol*KPHPMSHiraoka and Mori, 1989, 2gas phase; M

(H3+ • 3Argon) + Argon = (H3+ • 4Argon)

By formula: (H3+ • 3Ar) + Ar = (H3+ • 4Ar)

Quantity Value Units Method Reference Comment
Δr2.5 ± 0.1kcal/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr16.1cal/mol*KPHPMSHiraoka and Mori, 1989, 2gas phase; M

(H3+ • 4Argon) + Argon = (H3+ • 5Argon)

By formula: (H3+ • 4Ar) + Ar = (H3+ • 5Ar)

Quantity Value Units Method Reference Comment
Δr2.3 ± 0.1kcal/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr16.7cal/mol*KPHPMSHiraoka and Mori, 1989, 2gas phase; M

(H3+ • 5Argon) + Argon = (H3+ • 6Argon)

By formula: (H3+ • 5Ar) + Ar = (H3+ • 6Ar)

Quantity Value Units Method Reference Comment
Δr2.2 ± 0.1kcal/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr18.7cal/mol*KPHPMSHiraoka and Mori, 1989, 2gas phase; M

(H3+ • 6Argon) + Argon = (H3+ • 7Argon)

By formula: (H3+ • 6Ar) + Ar = (H3+ • 7Ar)

Quantity Value Units Method Reference Comment
Δr1.6 ± 0.1kcal/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr23.0cal/mol*KPHPMSHiraoka and Mori, 1989, 2gas phase; M

Hg+ + Argon = (Hg+ • Argon)

By formula: Hg+ + Ar = (Hg+ • Ar)

Quantity Value Units Method Reference Comment
Δr5.3 ± 0.4kcal/molPILinn, Brom, et al., 1985gas phase; M

Iodide + Argon = (Iodide • Argon)

By formula: I- + Ar = (I- • Ar)

Quantity Value Units Method Reference Comment
Δr0.60kcal/molTherZhao, Yourshaw, et al., 1994gas phase; B

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

Kr+ + Argon = (Kr+ • Argon)

By formula: Kr+ + Ar = (Kr+ • Ar)

Quantity Value Units Method Reference Comment
Δr12.2kcal/molPIDehmer and Pratt, 1982gas phase; M
Δr13.6kcal/molPINg, Tiedemann, et al., 1977gas phase; M

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

By formula: Li+ + Ar = (Li+ • Ar)

Quantity Value Units Method Reference Comment
Δr7. ± 1.kcal/molAVGN/AAverage of 4 out of 6 values; Individual data points
Quantity Value Units Method Reference Comment
Δr7.cal/mol*KDTMcKnight and Sawina, 1973gas phase; ΔrS approximate; M

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
1.4294.IMobCassidy and Elford, 1985gas phase; M
1.9319.DTKeller, Beyer, et al., 1973gas phase; LOW E/N; M
2.6215.DTMcKnight and Sawina, 1973gas phase; ΔrS approximate; M

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

By formula: Mg+ + Ar = (Mg+ • Ar)

Quantity Value Units Method Reference Comment
Δr2.3 ± 1.6kcal/molCIDTAndersen, Muntean, et al., 2000RCD

N+ + Argon = (N+ • Argon)

By formula: N+ + Ar = (N+ • Ar)

Enthalpy of reaction

ΔrH° (kcal/mol) T (K) Method Reference Comment
28. (+11.,-0.) CIDHaynes, Freysinger, et al., 1995gas phase; giuded ion beam CID; M

Nitric oxide anion + Argon = (Nitric oxide anion • Argon)

By formula: NO- + Ar = (NO- • Ar)

Quantity Value Units Method Reference Comment
Δr1.30 ± 0.90kcal/molN/AHendricks, de Clercq, et al., 2002gas phase; B
Δr1.60 ± 0.30kcal/molN/ABowen and Eaton, 1988gas phase; B

Nitrogen cation + Argon = (Nitrogen cation • Argon)

By formula: N2+ + Ar = (N2+ • Ar)

Quantity Value Units Method Reference Comment
Δr26.8kcal/molPD/KERDKim and Bowers, 1990gas phase; switching reaction(N2+)N2; Hiraoka and Nakajima, 1988; M
Δr25.4kcal/molPHPMSTeng and Conway, 1973gas phase; switching reaction(N2+)N2; M
Quantity Value Units Method Reference Comment
Δr19.5cal/mol*KPD/KERDKim and Bowers, 1990gas phase; switching reaction(N2+)N2; Hiraoka and Nakajima, 1988; M
Δr13.7cal/mol*KPHPMSTeng and Conway, 1973gas phase; switching reaction(N2+)N2; M

(Nitrogen cation • Argon) + Argon = (Nitrogen cation • 2Argon)

By formula: (N2+ • Ar) + Ar = (N2+ • 2Ar)

Quantity Value Units Method Reference Comment
Δr3.8kcal/molPHPMSHiraoka, Mori, et al., 1992gas phase; ΔrH>; M
Quantity Value Units Method Reference Comment
Δr17.cal/mol*KPHPMSHiraoka, Mori, et al., 1992gas phase; ΔrH>; M

(Nitrogen cation • 2Argon) + Argon = (Nitrogen cation • 3Argon)

By formula: (N2+ • 2Ar) + Ar = (N2+ • 3Ar)

Quantity Value Units Method Reference Comment
Δr1.7 ± 0.2kcal/molPHPMSHiraoka, Mori, et al., 1992gas phase; M
Quantity Value Units Method Reference Comment
Δr13.7cal/mol*KPHPMSHiraoka, Mori, et al., 1992gas phase; M

(Nitrogen cation • 3Argon) + Argon = (Nitrogen cation • 4Argon)

By formula: (N2+ • 3Ar) + Ar = (N2+ • 4Ar)

Quantity Value Units Method Reference Comment
Δr1.7 ± 0.2kcal/molPHPMSHiraoka, Mori, et al., 1992gas phase; M
Quantity Value Units Method Reference Comment
Δr17.9cal/mol*KPHPMSHiraoka, Mori, et al., 1992gas phase; M

(Nitrogen cation • 4Argon) + Argon = (Nitrogen cation • 5Argon)

By formula: (N2+ • 4Ar) + Ar = (N2+ • 5Ar)

Quantity Value Units Method Reference Comment
Δr1.6 ± 0.2kcal/molPHPMSHiraoka, Mori, et al., 1992gas phase; M
Quantity Value Units Method Reference Comment
Δr17.0cal/mol*KPHPMSHiraoka, Mori, et al., 1992gas phase; M

(Nitrogen cation • 5Argon) + Argon = (Nitrogen cation • 6Argon)

By formula: (N2+ • 5Ar) + Ar = (N2+ • 6Ar)

Quantity Value Units Method Reference Comment
Δr1.6 ± 0.2kcal/molPHPMSHiraoka, Mori, et al., 1992gas phase; M
Quantity Value Units Method Reference Comment
Δr17.4cal/mol*KPHPMSHiraoka, Mori, et al., 1992gas phase; M

(Nitrogen cation • 6Argon) + Argon = (Nitrogen cation • 7Argon)

By formula: (N2+ • 6Ar) + Ar = (N2+ • 7Ar)

Quantity Value Units Method Reference Comment
Δr1.5 ± 0.2kcal/molPHPMSHiraoka, Mori, et al., 1992gas phase; M
Quantity Value Units Method Reference Comment
Δr17.3cal/mol*KPHPMSHiraoka, Mori, et al., 1992gas phase; M

(Nitrogen cation • 7Argon) + Argon = (Nitrogen cation • 8Argon)

By formula: (N2+ • 7Ar) + Ar = (N2+ • 8Ar)

Quantity Value Units Method Reference Comment
Δr1.53kcal/molPHPMSHiraoka, Mori, et al., 1992gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr17.cal/mol*KN/AHiraoka, Mori, et al., 1992gas phase; Entropy change calculated or estimated; M

(Nitrogen cation • 8Argon) + Argon = (Nitrogen cation • 9Argon)

By formula: (N2+ • 8Ar) + Ar = (N2+ • 9Ar)

Quantity Value Units Method Reference Comment
Δr1.52kcal/molPHPMSHiraoka, Mori, et al., 1992gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr17.cal/mol*KN/AHiraoka, Mori, et al., 1992gas phase; Entropy change calculated or estimated; M

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

By formula: Na+ + Ar = (Na+ • Ar)

Quantity Value Units Method Reference Comment
Δr3.7 ± 2.1kcal/molCIDTArmentrout and Rodgers, 2000RCD
Δr3.70kcal/molSCATTERINGGislason, 1984gas phase; M
Δr4.39kcal/molIMobViehland, 1984gas phase; M
Δr4.4kcal/molDTMcKnight and Sawina, 1973gas phase; M
Δr4.87kcal/molIMobTakebe, 1983gas phase; M

O- + Argon = (O- • Argon)

By formula: O- + Ar = (O- • Ar)

Quantity Value Units Method Reference Comment
Δr2.2 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • Argon) + Argon = (O- • 2Argon)

By formula: (O- • Ar) + Ar = (O- • 2Ar)

Quantity Value Units Method Reference Comment
Δr2.0 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 2Argon) + Argon = (O- • 3Argon)

By formula: (O- • 2Ar) + Ar = (O- • 3Ar)

Quantity Value Units Method Reference Comment
Δr1.6 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 3Argon) + Argon = (O- • 4Argon)

By formula: (O- • 3Ar) + Ar = (O- • 4Ar)

Quantity Value Units Method Reference Comment
Δr1.4 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 4Argon) + Argon = (O- • 5Argon)

By formula: (O- • 4Ar) + Ar = (O- • 5Ar)

Quantity Value Units Method Reference Comment
Δr1.2 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 5Argon) + Argon = (O- • 6Argon)

By formula: (O- • 5Ar) + Ar = (O- • 6Ar)

Quantity Value Units Method Reference Comment
Δr1.2 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 6Argon) + Argon = (O- • 7Argon)

By formula: (O- • 6Ar) + Ar = (O- • 7Ar)

Quantity Value Units Method Reference Comment
Δr1.0 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 7Argon) + Argon = (O- • 8Argon)

By formula: (O- • 7Ar) + Ar = (O- • 8Ar)

Quantity Value Units Method Reference Comment
Δr0.9 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 8Argon) + Argon = (O- • 9Argon)

By formula: (O- • 8Ar) + Ar = (O- • 9Ar)

Quantity Value Units Method Reference Comment
Δr0.9 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 9Argon) + Argon = (O- • 10Argon)

By formula: (O- • 9Ar) + Ar = (O- • 10Ar)

Quantity Value Units Method Reference Comment
Δr0.7 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 10Argon) + Argon = (O- • 11Argon)

By formula: (O- • 10Ar) + Ar = (O- • 11Ar)

Quantity Value Units Method Reference Comment
Δr0.4 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 11Argon) + Argon = (O- • 12Argon)

By formula: (O- • 11Ar) + Ar = (O- • 12Ar)

Quantity Value Units Method Reference Comment
Δr0.8 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 12Argon) + Argon = (O- • 13Argon)

By formula: (O- • 12Ar) + Ar = (O- • 13Ar)

Quantity Value Units Method Reference Comment
Δr0.2 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 13Argon) + Argon = (O- • 14Argon)

By formula: (O- • 13Ar) + Ar = (O- • 14Ar)

Quantity Value Units Method Reference Comment
Δr0.2 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 14Argon) + Argon = (O- • 15Argon)

By formula: (O- • 14Ar) + Ar = (O- • 15Ar)

Quantity Value Units Method Reference Comment
Δr0.4 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 15Argon) + Argon = (O- • 16Argon)

By formula: (O- • 15Ar) + Ar = (O- • 16Ar)

Quantity Value Units Method Reference Comment
Δr0.1 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 16Argon) + Argon = (O- • 17Argon)

By formula: (O- • 16Ar) + Ar = (O- • 17Ar)

Quantity Value Units Method Reference Comment
Δr0.1 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 17Argon) + Argon = (O- • 18Argon)

By formula: (O- • 17Ar) + Ar = (O- • 18Ar)

Quantity Value Units Method Reference Comment
Δr0.2 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 18Argon) + Argon = (O- • 19Argon)

By formula: (O- • 18Ar) + Ar = (O- • 19Ar)

Quantity Value Units Method Reference Comment
Δr0.1 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 19Argon) + Argon = (O- • 20Argon)

By formula: (O- • 19Ar) + Ar = (O- • 20Ar)

Quantity Value Units Method Reference Comment
Δr0.1 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 20Argon) + Argon = (O- • 21Argon)

By formula: (O- • 20Ar) + Ar = (O- • 21Ar)

Quantity Value Units Method Reference Comment
Δr0.1 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 21Argon) + Argon = (O- • 22Argon)

By formula: (O- • 21Ar) + Ar = (O- • 22Ar)

Quantity Value Units Method Reference Comment
Δr0.1 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 22Argon) + Argon = (O- • 23Argon)

By formula: (O- • 22Ar) + Ar = (O- • 23Ar)

Quantity Value Units Method Reference Comment
Δr0.1 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 23Argon) + Argon = (O- • 24Argon)

By formula: (O- • 23Ar) + Ar = (O- • 24Ar)

Quantity Value Units Method Reference Comment
Δr0.1 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 24Argon) + Argon = (O- • 25Argon)

By formula: (O- • 24Ar) + Ar = (O- • 25Ar)

Quantity Value Units Method Reference Comment
Δr0.2 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

(O- • 25Argon) + Argon = (O- • 26Argon)

By formula: (O- • 25Ar) + Ar = (O- • 26Ar)

Quantity Value Units Method Reference Comment
Δr0.2 ± 2.0kcal/molN/AArnold, Hendricks, et al., 1995gas phase; EA given is Vertical Detachment Energy. Affinity: difference between successive EAs in (Y); B

Oxygen anion + Argon = (Oxygen anion • Argon)

By formula: O2- + Ar = (O2- • Ar)

Quantity Value Units Method Reference Comment
Δr1.66kcal/molN/ABowen and Eaton, 1988gas phase; Bound by 70 meV relative to EA(O2-.); B

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

By formula: Rb+ + Ar = (Rb+ • Ar)

Quantity Value Units Method Reference Comment
Δr2.03kcal/molIMobGatland, 1984, 2gas phase; M
Δr1.98kcal/molIMobViehland, 1984gas phase; M
Δr2.84kcal/molIMobTakebe, 1983gas phase; M

Xe+ + Argon = (Xe+ • Argon)

By formula: Xe+ + Ar = (Xe+ • Ar)

Quantity Value Units Method Reference Comment
Δr4.1kcal/molPIDehmer and Pratt, 1982gas phase; M
Δr6.0kcal/molSIFTJones, Lister, et al., 1980gas phase; M
Δr3.2kcal/molPINg, Tiedemann, et al., 1977gas phase; M
Quantity Value Units Method Reference Comment
Δr19.4cal/mol*KSIFTJones, Lister, et al., 1980gas phase; M

References

Go To: Top, Ion clustering data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Teng and Conway, 1973
Teng, H.H.; Conway, D.C., Ion - Molecule Equilibria in Mixtures of N2 and Ar, J. Chem. Phys., 1973, 59, 5, 2316, https://doi.org/10.1063/1.1680338 . [all data]

Turner and Conway, 1979
Turner, D.L.; Conway, D.C., Study of the 2Ar + Ar2+ = Ar + Ar3+ Reaction, J. Chem. Phys., 1979, 71, 4, 1899, https://doi.org/10.1063/1.438544 . [all data]

Liu and Conway, 1975
Liu, W.F.; Conway, D.C., Ion - Molecule Reactions in Ar at 296, 195, and 77 K, J. Chem. Phys., 1975, 62, 8, 3070, https://doi.org/10.1063/1.430906 . [all data]

Hiraoka and Mori, 1989
Hiraoka, K.; Mori, T., Formation and Stabilities of Cluster Ions Arn+, J. Chem. Phys., 1989, 90, 12, 7143, https://doi.org/10.1063/1.456245 . [all data]

Hendricks, de Clercq, et al., 2002
Hendricks, J.H.; de Clercq, H.L.; Freidhoff, C.B.; Arnold, S.T.; Eaton, J.G.; Fancher, C.; Lyapustina, S.A.; S., Anion solvation at the microscopic level: Photoelectron spectroscopy of the solvated anion clusters, NO-(Y)(n), where Y=Ar, Kr, Xe, N2O, H2S, NH3, H2O, and C2H4(OH)(2), J. Chem. Phys., 2002, 116, 18, 7926-7938, https://doi.org/10.1063/1.1457444 . [all data]

Zhao, Yourshaw, et al., 1994
Zhao, Y.X.; Yourshaw, I.; Reiser, G.; Arnold, C.C.; Neumark, D.M., Study of the ArBr(-), ArI(-), and KrI(-) anions and the corresponding neutral van der Waals complexes by anion zero electron kinetic energy, J. Chem. Phys., 1994, 101, 8, 6538, https://doi.org/10.1063/1.468500 . [all data]

Gatland, 1984
Gatland, I.R., Determination of Ion-Atom Potentials from Mobility Experiments. in Swarms of Ions and Electrons In Gases, W. Lindinger, Ed., Springer-Verlag, NY,, 1984, 44. [all data]

Hiraoka, Kudaka, et al., 1991
Hiraoka, K.; Kudaka, I.; Yamabe, S., A Charge-Transfer Complex CH3+ Ar in the Gas Phase, Chem. Phys. Lett., 1991, 178, 1, 103, https://doi.org/10.1016/0009-2614(91)85060-A . [all data]

Norwood, Guo, et al., 1989
Norwood, K.; Guo, J.H.; Luo, G.; Ng, C.Y., A Study of Intramolecular Charge Transfer in Mixed Ar/Co Dimer and Trimer Ions Using the Photoion - Photoelectron Coincidence Method, Chem. Phys., 1989, 129, 1, 109, https://doi.org/10.1016/0301-0104(89)80023-0 . [all data]

Pratt and Dehmer, 1983
Pratt, S.T.; Dehmer, P.M., On the Dissociation Energy of ArCO2+, J. Chem. Phys., 1983, 78, 10, 6336, https://doi.org/10.1063/1.444561 . [all data]

Asher, Bellert, et al., 1994
Asher, R.L.; Bellert, D.; Buthelezi, T.; Brucat, P.J., The Bond Strength of Ni2+, Chem. Phys. Lett., 1994, 224, 5-6, 529, https://doi.org/10.1016/0009-2614(94)00574-5 . [all data]

Kemper, Hsu, et al., 1991
Kemper, P.R.; Hsu, M.T.; Bowers, M.T., Transition - Metal Ion - Rare Gas Clusters: Bond Strengths and Molecular Parameters for Co+(He/Ne)n, Ni+(He/Ne)n, and Cr+(He/Ne/Ar), J. Phys. Chem., 1991, 95, 26, 10600, https://doi.org/10.1021/j100179a022 . [all data]

Gatland, 1984, 2
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]

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Hiraoka, K.; Mori, T., Isotope Effect and Nature of Bonding in the Cluster Ions H3+(Ar)n and D3+(Ar)n, J. Chem. Phys., 1989, 91, 8, 4821, https://doi.org/10.1063/1.456720 . [all data]

Wada, Kikkawa, et al., 2007
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Linn, Brom, et al., 1985
Linn, S.H.; Brom, J.M., Jr.; Tzeng, W.-B.; Ng, C.Y., Photoionization study of HgAr, J. Chem. Phys., 1985, 82, 648. [all data]

Dehmer and Pratt, 1982
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Ng, Tiedemann, et al., 1977
Ng, C.Y.; Tiedemann, P.W.; Mahan, B.H.; Lee, Y.T., Photoionization Studies of the Diatomic Internuclear Rare Gas Molecules XeKr, XeAr, and KrAr, J. Chem. Phys., 1977, 66, 12, 5737, https://doi.org/10.1063/1.433848 . [all data]

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Cassidy, R.A.; Elford, M.T., The Mobility of Li+ Ions in Helium and Argon, Aust. J. Phys., 1985, 38, 4, 587, https://doi.org/10.1071/PH850587 . [all data]

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Bowen, K.H.; Eaton, J.G., Photodetachment Spectroscopy of Negative Cluster Ions, in The Structure of Small Molecules and Ions, Ed. R. Naaman, Z. Vager, Plenum NY, 1988, 1988, p.147-169. [all data]

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Kim, H.S.; Bowers, M.T., Energetics, Structure and Photodissociation Dynamics of the Cluster Ar.N2+, J. Chem. Phys., 1990, 93, 2, 1158, https://doi.org/10.1063/1.459179 . [all data]

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Hiraoka, K.; Nakajima, G., A Determination of the Stabilities of N2+(N2)n and O2+(N2)n with n = 1 - 11 from Measurements of the Gas - Phase Ion Equilibria, J. Chem. Phys., 1988, 88, 12, 7709, https://doi.org/10.1063/1.454285 . [all data]

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Hiraoka, K.; Mori, T.; Yamabe, S., Gas-Phase Solvation of N2+ with Ar Atoms - A Charge Switch in the Reaction N2+(Ar)...Ar+(N2), Chem. Phys. Lett., 1992, 189, 1, 7, https://doi.org/10.1016/0009-2614(92)85144-Y . [all data]

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Armentrout, P.B.; Rodgers, M.T., An Absolute Sodium Cation Affinity Scale: Threshold Collision-Induced Dissociation Experiments and ab Initio Theory, J. Phys. Chem A, 2000, 104, 11, 2238, https://doi.org/10.1021/jp991716n . [all data]

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Arnold, S.T.; Hendricks, J.H.; Bowen, K.H., Photoelectron spectroscopy of the solvated anion clusters O-(Ar)(n=1-26,34): Energetics and structure, J. Chem. Phys., 1995, 102, 1, 39, https://doi.org/10.1063/1.469415 . [all data]

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Jones, J.D.C.; Lister, D.G.; Twiddy, N.D., Equilibrium Constant for the Reaction Xe+ + 2Ar ---> XeAr+ + Ar in the Temperature Range 150 - 300 K and the Dissociation Energy of XeAr+, Chem. Phys. Lett., 1980, 70, 3, 575, https://doi.org/10.1016/0009-2614(80)80128-X . [all data]


Notes

Go To: Top, Ion clustering data, References