Argon

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Gas phase ion energetics data

Go To: Top, Ion clustering data, Mass spectrum (electron ionization), References, Notes

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

Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias

Data compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Quantity Value Units Method Reference Comment
IE (evaluated)15.759 ± 0.001eVN/AN/AL
Quantity Value Units Method Reference Comment
Proton affinity (review)369.2kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity346.3kJ/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
15.763PIPECOWeitzel, Mahnert, et al., 1994LL
15.75962EVALLide, 1992LL
15.82EIWetzel, Baiocchi, et al., 1987LBLHLM
15.760SKelly, 1987LBLHLM
15.759PEKimura, Katsumata, et al., 1981LLK
15.88EIClare and Sowerby, 1981LLK
15.7EIFreiser, 1980LLK
15.75962 ± 0.00001SMinnhagen, 1973LLK
15.753 ± 0.002TESpohr, Guyon, et al., 1971LLK
15.75962 ± 0.00001SYoshino, 1970RDSH
15.759SYoshino, 1969RDSH
15.713 ± 0.003CIHotop and Niehaus, 1969RDSH
15.757 ± 0.005PECollin and Natalis, 1968RDSH
15.74 ± 0.05EIGallegos and Klaver, 1967RDSH
15.78 ± 0.03EIWinters, Collins, et al., 1966RDSH
15.79PEAl-Joboury and Turner, 1963RDSH

Ion clustering data

Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), 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
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
Δr100. ± 90.kJ/molAVGN/AAverage of 5 out of 7 values; Individual data points
Quantity Value Units Method Reference Comment
Δr53.6J/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
Δr21.2 ± 0.3kJ/molPHPMSTurner and Conway, 1979gas phase; M
Quantity Value Units Method Reference Comment
Δr84.9J/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
Δr20. ± 1.kJ/molPHPMSHiraoka and Mori, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr72.4J/mol*KPHPMSHiraoka and Mori, 1989gas phase; M

Free energy of reaction

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

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

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

Quantity Value Units Method Reference Comment
Δr7.0 ± 0.8kJ/molPHPMSHiraoka and Mori, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr58.2J/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
Δr6.8 ± 0.8kJ/molPHPMSHiraoka and Mori, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr67.4J/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
Δr6.8 ± 0.8kJ/molPHPMSHiraoka and Mori, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr71.1J/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
Δr6.7 ± 0.8kJ/molPHPMSHiraoka and Mori, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr72.8J/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
Δr6.7 ± 0.8kJ/molPHPMSHiraoka and Mori, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr72.8J/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
Δr6.6 ± 0.8kJ/molPHPMSHiraoka and Mori, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr72.4J/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
Δr6.49 ± 0.84kJ/molPHPMSHiraoka and Mori, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr71.5J/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
Δr6.5 ± 0.8kJ/molPHPMSHiraoka and Mori, 1989gas phase; M
Quantity Value Units Method Reference Comment
Δr72.8J/mol*KPHPMSHiraoka and Mori, 1989gas phase; M

ArNO- + 2Argon = Ar2NO-

By formula: ArNO- + 2Ar = Ar2NO-

Quantity Value Units Method Reference Comment
Δr6.28kJ/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar2NO- + 3Argon = Ar3NO-

By formula: Ar2NO- + 3Ar = Ar3NO-

Quantity Value Units Method Reference Comment
Δr5.44kJ/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar3NO- + 4Argon = Ar4NO-

By formula: Ar3NO- + 4Ar = Ar4NO-

Quantity Value Units Method Reference Comment
Δr5.44kJ/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar4NO- + 5Argon = Ar5NO-

By formula: Ar4NO- + 5Ar = Ar5NO-

Quantity Value Units Method Reference Comment
Δr5.44kJ/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar5NO- + 6Argon = Ar6NO-

By formula: Ar5NO- + 6Ar = Ar6NO-

Quantity Value Units Method Reference Comment
Δr5.02kJ/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar6NO- + 7Argon = Ar7NO-

By formula: Ar6NO- + 7Ar = Ar7NO-

Quantity Value Units Method Reference Comment
Δr3.8kJ/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar7NO- + 8Argon = Ar8NO-

By formula: Ar7NO- + 8Ar = Ar8NO-

Quantity Value Units Method Reference Comment
Δr3.8kJ/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar8NO- + 9Argon = Ar9NO-

By formula: Ar8NO- + 9Ar = Ar9NO-

Quantity Value Units Method Reference Comment
Δr2.9kJ/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar9NO- + 10Argon = Ar10NO-

By formula: Ar9NO- + 10Ar = Ar10NO-

Quantity Value Units Method Reference Comment
Δr2.9kJ/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar10NO- + 11Argon = Ar11NO-

By formula: Ar10NO- + 11Ar = Ar11NO-

Quantity Value Units Method Reference Comment
Δr2.5kJ/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar11NO- + 12Argon = Ar12NO-

By formula: Ar11NO- + 12Ar = Ar12NO-

Quantity Value Units Method Reference Comment
Δr2.9kJ/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar12NO- + 13Argon = Ar13NO-

By formula: Ar12NO- + 13Ar = Ar13NO-

Quantity Value Units Method Reference Comment
Δr1.3kJ/molN/AHendricks, de Clercq, et al., 2002gas phase; B

Ar13NO- + 14Argon = Ar14NO-

By formula: Ar13NO- + 14Ar = Ar14NO-

Quantity Value Units Method Reference Comment
Δr0.84kJ/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
Δr3.3kJ/molTherZhao, Yourshaw, et al., 1994gas phase; B
Δr5.86kJ/molMoblGatland, 1984gas phase; B,M

Methyl cation + Argon = (Methyl cation • Argon)

By formula: CH3+ + Ar = (CH3+ • Ar)

Quantity Value Units Method Reference Comment
Δr47.3 ± 8.4kJ/molPHPMSHiraoka, Kudaka, et al., 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr84.1J/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
Δr9.5 ± 0.8kJ/molPHPMSHiraoka, Kudaka, et al., 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr65.7J/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
Δr8.2 ± 0.8kJ/molPHPMSHiraoka, Kudaka, et al., 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr93.3J/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
Δr8.2 ± 0.8kJ/molPHPMSHiraoka, Kudaka, et al., 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr88.3J/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
Δr8.1 ± 0.8kJ/molPHPMSHiraoka, Kudaka, et al., 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr86.2J/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
Δr8. ± 1.kJ/molPHPMSHiraoka, Kudaka, et al., 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr87.9J/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
Δr8. ± 2.kJ/molPHPMSHiraoka, Kudaka, et al., 1991gas phase; M
Quantity Value Units Method Reference Comment
Δr88.7J/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
Δr8.08kJ/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
Δr67.4 ± 5.9kJ/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
Δr25.kJ/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
Δr49.4kJ/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
Δr29. ± 2.kJ/molSIDTKemper, Hsu, et al., 1991gas phase; ΔrH(0 K) = 27.4 kJ/mol, ΔrS(100 K) = 60.2 J/mol*K; M
Quantity Value Units Method Reference Comment
Δr66.1J/mol*KSIDTKemper, Hsu, et al., 1991gas phase; ΔrH(0 K) = 27.4 kJ/mol, ΔrS(100 K) = 60.2 J/mol*K; M

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

By formula: Cs+ + Ar = (Cs+ • Ar)

Quantity Value Units Method Reference Comment
Δr8.16kJ/molIMobGatland, 1984, 2gas phase; M
Δr6.11kJ/molSCATTERINGGislason, 1984gas phase; M
Δr8.20kJ/molIMobViehland, 1984gas phase; M
Δr9.54kJ/molIMobTakebe, 1983gas phase; M
Δr9.6kJ/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
Δr29.1 ± 0.8kJ/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr60.7J/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
Δr20.1 ± 0.4kJ/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr73.2J/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
Δr18.6 ± 0.4kJ/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr77.0J/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
Δr10.2 ± 0.4kJ/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr69.5J/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
Δr9.5 ± 0.4kJ/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr72.8J/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
Δr9.1 ± 0.4kJ/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr79.9J/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
Δr6.5 ± 0.4kJ/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr105.J/mol*KPHPMSHiraoka and Mori, 1989, 2gas phase; M

Fluorine anion + Argon = ArF-

By formula: F- + Ar = ArF-

Quantity Value Units Method Reference Comment
Δr8.37kJ/molTDAsWada, Kikkawa, et al., 2007gas phase; Entropy estimated; B
Quantity Value Units Method Reference Comment
Δr-16.6kJ/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
Δr11. ± 7.9kJ/molCIDTRodgers and Armentrout, 2000RCD

Hydrogen cation + Argon = (Hydrogen cation • Argon)

By formula: H2+ + Ar = (H2+ • Ar)

Quantity Value Units Method Reference Comment
Δr100.kJ/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
Δr28.0 ± 0.8kJ/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Δr31. ± 3.kJ/molSIFTBedford and Smith, 1990gas phase; switching reaction(H3+)H2, Hiraoka and Mori, 1989, 2; M
Quantity Value Units Method Reference Comment
Δr56.1J/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
Δr19.1 ± 0.4kJ/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr66.9J/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
Δr17.9 ± 0.4kJ/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr72.4J/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
Δr10.3 ± 0.4kJ/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr67.4J/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
Δr9.5 ± 0.4kJ/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr69.9J/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
Δr9.1 ± 0.4kJ/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr78.2J/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
Δr6.5 ± 0.4kJ/molPHPMSHiraoka and Mori, 1989, 2gas phase; M
Quantity Value Units Method Reference Comment
Δr96.2J/mol*KPHPMSHiraoka and Mori, 1989, 2gas phase; M

Hg+ + Argon = (Hg+ • Argon)

By formula: Hg+ + Ar = (Hg+ • Ar)

Quantity Value Units Method Reference Comment
Δr22. ± 2.kJ/molPILinn, Brom, et al., 1985gas phase; M

Iodide + Argon = (Iodide • Argon)

By formula: I- + Ar = (I- • Ar)

Quantity Value Units Method Reference Comment
Δr2.5kJ/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
Δr12. ± 3.kJ/molAVGN/AAverage of 9 values; Individual data points

Kr+ + Argon = (Kr+ • Argon)

By formula: Kr+ + Ar = (Kr+ • Ar)

Quantity Value Units Method Reference Comment
Δr51.0kJ/molPIDehmer and Pratt, 1982gas phase; M
Δr56.9kJ/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
Δr30. ± 4.kJ/molAVGN/AAverage of 4 out of 6 values; Individual data points
Quantity Value Units Method Reference Comment
Δr30.J/mol*KDTMcKnight and Sawina, 1973gas phase; ΔrS approximate; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
5.9294.IMobCassidy and Elford, 1985gas phase; M
7.9319.DTKeller, Beyer, et al., 1973gas phase; LOW E/N; M
11.215.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
Δr9.6 ± 6.7kJ/molCIDTAndersen, Muntean, et al., 2000RCD

N+ + Argon = (N+ • Argon)

By formula: N+ + Ar = (N+ • Ar)

Enthalpy of reaction

ΔrH° (kJ/mol) T (K) Method Reference Comment
118. (+44.,-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
Δr5.4 ± 3.8kJ/molN/AHendricks, de Clercq, et al., 2002gas phase; B
Δr6.7 ± 1.3kJ/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
Δr112.kJ/molPD/KERDKim and Bowers, 1990gas phase; switching reaction(N2+)N2; Hiraoka and Nakajima, 1988; M
Δr106.kJ/molPHPMSTeng and Conway, 1973gas phase; switching reaction(N2+)N2; M
Quantity Value Units Method Reference Comment
Δr81.6J/mol*KPD/KERDKim and Bowers, 1990gas phase; switching reaction(N2+)N2; Hiraoka and Nakajima, 1988; M
Δr57.3J/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
Δr16.kJ/molPHPMSHiraoka, Mori, et al., 1992gas phase; ΔrH>; M
Quantity Value Units Method Reference Comment
Δr71.J/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
Δr7.3 ± 0.8kJ/molPHPMSHiraoka, Mori, et al., 1992gas phase; M
Quantity Value Units Method Reference Comment
Δr57.3J/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
Δr7.0 ± 0.8kJ/molPHPMSHiraoka, Mori, et al., 1992gas phase; M
Quantity Value Units Method Reference Comment
Δr74.9J/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
Δr6.6 ± 0.8kJ/molPHPMSHiraoka, Mori, et al., 1992gas phase; M
Quantity Value Units Method Reference Comment
Δr71.1J/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
Δr6.5 ± 0.8kJ/molPHPMSHiraoka, Mori, et al., 1992gas phase; M
Quantity Value Units Method Reference Comment
Δr72.8J/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
Δr6.4 ± 0.8kJ/molPHPMSHiraoka, Mori, et al., 1992gas phase; M
Quantity Value Units Method Reference Comment
Δr72.4J/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
Δr6.40kJ/molPHPMSHiraoka, Mori, et al., 1992gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr71.J/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
Δr6.36kJ/molPHPMSHiraoka, Mori, et al., 1992gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr71.J/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
Δr15. ± 8.8kJ/molCIDTArmentrout and Rodgers, 2000RCD
Δr15.5kJ/molSCATTERINGGislason, 1984gas phase; M
Δr18.4kJ/molIMobViehland, 1984gas phase; M
Δr18.kJ/molDTMcKnight and Sawina, 1973gas phase; M
Δr20.4kJ/molIMobTakebe, 1983gas phase; M

O- + Argon = (O- • Argon)

By formula: O- + Ar = (O- • Ar)

Quantity Value Units Method Reference Comment
Δr9.2 ± 8.4kJ/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
Δr8.4 ± 8.4kJ/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
Δr6.7 ± 8.4kJ/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
Δr5.9 ± 8.4kJ/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
Δr5.0 ± 8.4kJ/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
Δr5.0 ± 8.4kJ/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
Δr4.2 ± 8.4kJ/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
Δr4. ± 8.4kJ/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
Δr4. ± 8.4kJ/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
Δr3. ± 8.4kJ/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
Δr2. ± 8.4kJ/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
Δr3. ± 8.4kJ/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
Δr0.8 ± 8.4kJ/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
Δr0.8 ± 8.4kJ/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
Δr2. ± 8.4kJ/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
Δr0.4 ± 8.4kJ/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
Δr0.4 ± 8.4kJ/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
Δr0.8 ± 8.4kJ/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
Δr0.4 ± 8.4kJ/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
Δr0.4 ± 8.4kJ/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
Δr0.4 ± 8.4kJ/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
Δr0.4 ± 8.4kJ/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
Δr0.4 ± 8.4kJ/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
Δr0.4 ± 8.4kJ/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
Δr0.8 ± 8.4kJ/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
Δr0.8 ± 8.4kJ/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
Δr6.95kJ/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
Δr8.49kJ/molIMobGatland, 1984, 2gas phase; M
Δr8.28kJ/molIMobViehland, 1984gas phase; M
Δr11.9kJ/molIMobTakebe, 1983gas phase; M

Xe+ + Argon = (Xe+ • Argon)

By formula: Xe+ + Ar = (Xe+ • Ar)

Quantity Value Units Method Reference Comment
Δr17.kJ/molPIDehmer and Pratt, 1982gas phase; M
Δr25.kJ/molSIFTJones, Lister, et al., 1980gas phase; M
Δr13.kJ/molPINg, Tiedemann, et al., 1977gas phase; M
Quantity Value Units Method Reference Comment
Δr81.2J/mol*KSIFTJones, Lister, et al., 1980gas phase; M

Mass spectrum (electron ionization)

Go To: Top, Gas phase ion energetics 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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director

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References

Go To: Top, Gas phase ion energetics data, Ion clustering data, Mass spectrum (electron ionization), Notes

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

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

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Kimura, K.; Katsumata, S.; Achiba, Y.; Yamazaki, T.; Iwata, S., Ionization energies, Ab initio assignments, and valence electronic structure for 200 molecules in Handbook of HeI Photoelectron Spectra of Fundamental Organic Compounds, Japan Scientific Soc. Press, Tokyo, 1981. [all data]

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Clare, P.; Sowerby, D.B., Electron impact ionisation energies of some halo-cyclotriphosphazenes, J. Inorg. Nucl. Chem., 1981, 43, 477. [all data]

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Gallegos, E.J.; Klaver, R.F., Automatic voltage scanner for a peak switching mass spectrometer, J.Sci. Instr., 1967, 44, 427. [all data]

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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]

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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]

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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]

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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]

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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]

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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]

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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]

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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]

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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]

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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]

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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]

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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]

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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]

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Wada, A.; Kikkawa, A.; Sugiyama, T.; Hiraoka, K., Thermochemical Stabilities of the Gas-phase Cluster Ions of Halide Ions with Rare Gas Atoms, Int. J. Mass Spectrom.., 2007, 267, 1-3, 284-287, https://doi.org/10.1016/j.ijms.2007.02.053 . [all data]

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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]

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Bedford, D.K.; Smith, D., Variable-temperature selected ion flow tube studies of the reactions of Ar+, Ar2+ and ArHn+ (n=1-3) ions with H2, HD and D2 at 300 K and 80 K, Int. J. Mass Spectrom. Ion Proc., 1990, 98, 2, 179, https://doi.org/10.1016/0168-1176(90)85017-V . [all data]

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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]

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Notes

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