HO2+


Reaction thermochemistry data

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

Data compiled by: Michael M. Meot-Ner (Mautner) and Sharon G. Lias

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. 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.

Individual Reactions

(HO2+ • 2Oxygen) + Oxygen = (HO2+ • 3Oxygen)

By formula: (HO2+ • 2O2) + O2 = (HO2+ • 3O2)

Quantity Value Units Method Reference Comment
Δr2.7 ± 0.3kcal/molPHPMSHiraoka and Mori, 1989gas phase
Δr3.2kcal/molPHPMSHiraoka, Saluja, et al., 1979gas phase; Entropy change calculated or estimated
Quantity Value Units Method Reference Comment
Δr18.3cal/mol*KPHPMSHiraoka and Mori, 1989gas phase
Δr20.cal/mol*KN/AHiraoka, Saluja, et al., 1979gas phase; Entropy change calculated or estimated

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
1.1105.PHPMSHiraoka, Saluja, et al., 1979gas phase; Entropy change calculated or estimated

(HO2+ • Oxygen) + Oxygen = (HO2+ • 2Oxygen)

By formula: (HO2+ • O2) + O2 = (HO2+ • 2O2)

Quantity Value Units Method Reference Comment
Δr6.9 ± 0.3kcal/molPHPMSHiraoka and Mori, 1989gas phase
Δr6.6kcal/molPHPMSHiraoka, Saluja, et al., 1979gas phase
Quantity Value Units Method Reference Comment
Δr23.1cal/mol*KPHPMSHiraoka and Mori, 1989gas phase
Δr22.cal/mol*KPHPMSHiraoka, Saluja, et al., 1979gas phase

(HO2+ • 3Oxygen) + Oxygen = (HO2+ • 4Oxygen)

By formula: (HO2+ • 3O2) + O2 = (HO2+ • 4O2)

Quantity Value Units Method Reference Comment
Δr2.5 ± 0.3kcal/molPHPMSHiraoka and Mori, 1989gas phase
Quantity Value Units Method Reference Comment
Δr21.1cal/mol*KPHPMSHiraoka and Mori, 1989gas phase

(HO2+ • 4Oxygen) + Oxygen = (HO2+ • 5Oxygen)

By formula: (HO2+ • 4O2) + O2 = (HO2+ • 5O2)

Quantity Value Units Method Reference Comment
Δr2.2 ± 0.3kcal/molPHPMSHiraoka and Mori, 1989gas phase
Quantity Value Units Method Reference Comment
Δr21.9cal/mol*KPHPMSHiraoka and Mori, 1989gas phase

(HO2+ • 5Oxygen) + Oxygen = (HO2+ • 6Oxygen)

By formula: (HO2+ • 5O2) + O2 = (HO2+ • 6O2)

Quantity Value Units Method Reference Comment
Δr2.0 ± 0.3kcal/molPHPMSHiraoka and Mori, 1989gas phase
Quantity Value Units Method Reference Comment
Δr22.3cal/mol*KPHPMSHiraoka and Mori, 1989gas phase

(HO2+ • 6Oxygen) + Oxygen = (HO2+ • 7Oxygen)

By formula: (HO2+ • 6O2) + O2 = (HO2+ • 7O2)

Quantity Value Units Method Reference Comment
Δr2.0 ± 0.3kcal/molPHPMSHiraoka and Mori, 1989gas phase
Quantity Value Units Method Reference Comment
Δr22.5cal/mol*KPHPMSHiraoka and Mori, 1989gas phase

(HO2+ • 7Oxygen) + Oxygen = (HO2+ • 8Oxygen)

By formula: (HO2+ • 7O2) + O2 = (HO2+ • 8O2)

Quantity Value Units Method Reference Comment
Δr1.8 ± 0.3kcal/molPHPMSHiraoka and Mori, 1989gas phase
Quantity Value Units Method Reference Comment
Δr21.1cal/mol*KPHPMSHiraoka and Mori, 1989gas phase

(HO2+ • 8Oxygen) + Oxygen = (HO2+ • 9Oxygen)

By formula: (HO2+ • 8O2) + O2 = (HO2+ • 9O2)

Quantity Value Units Method Reference Comment
Δr1.7 ± 0.3kcal/molPHPMSHiraoka and Mori, 1989gas phase
Quantity Value Units Method Reference Comment
Δr20.6cal/mol*KPHPMSHiraoka and Mori, 1989gas phase

(HO2+ • Oxygen) + Hydrogen = (HO2+ • Hydrogen • Oxygen)

By formula: (HO2+ • O2) + H2 = (HO2+ • H2 • O2)

Quantity Value Units Method Reference Comment
Δr4.0kcal/molPHPMSHiraoka, Saluja, et al., 1979gas phase
Quantity Value Units Method Reference Comment
Δr17.cal/mol*KPHPMSHiraoka, Saluja, et al., 1979gas phase

HO2+ + Hydrogen = (HO2+ • Hydrogen)

By formula: HO2+ + H2 = (HO2+ • H2)

Quantity Value Units Method Reference Comment
Δr12.5kcal/molPHPMSHiraoka, Saluja, et al., 1979gas phase
Quantity Value Units Method Reference Comment
Δr22.cal/mol*KPHPMSHiraoka, Saluja, et al., 1979gas phase

HO2+ + Oxygen = (HO2+ • Oxygen)

By formula: HO2+ + O2 = (HO2+ • O2)

Quantity Value Units Method Reference Comment
Δr20.0kcal/molPHPMSHiraoka, Saluja, et al., 1979gas phase
Quantity Value Units Method Reference Comment
Δr27.cal/mol*KPHPMSHiraoka, Saluja, et al., 1979gas phase

Ion clustering data

Go To: Top, Reaction thermochemistry data, Vibrational and/or electronic energy levels, 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: Michael M. Meot-Ner (Mautner) and Sharon G. Lias

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

HO2+ + Hydrogen = (HO2+ • Hydrogen)

By formula: HO2+ + H2 = (HO2+ • H2)

Quantity Value Units Method Reference Comment
Δr12.5kcal/molPHPMSHiraoka, Saluja, et al., 1979gas phase
Quantity Value Units Method Reference Comment
Δr22.cal/mol*KPHPMSHiraoka, Saluja, et al., 1979gas phase

HO2+ + Oxygen = (HO2+ • Oxygen)

By formula: HO2+ + O2 = (HO2+ • O2)

Quantity Value Units Method Reference Comment
Δr20.0kcal/molPHPMSHiraoka, Saluja, et al., 1979gas phase
Quantity Value Units Method Reference Comment
Δr27.cal/mol*KPHPMSHiraoka, Saluja, et al., 1979gas phase

(HO2+ • Oxygen) + Hydrogen = (HO2+ • Hydrogen • Oxygen)

By formula: (HO2+ • O2) + H2 = (HO2+ • H2 • O2)

Quantity Value Units Method Reference Comment
Δr4.0kcal/molPHPMSHiraoka, Saluja, et al., 1979gas phase
Quantity Value Units Method Reference Comment
Δr17.cal/mol*KPHPMSHiraoka, Saluja, et al., 1979gas phase

(HO2+ • Oxygen) + Oxygen = (HO2+ • 2Oxygen)

By formula: (HO2+ • O2) + O2 = (HO2+ • 2O2)

Quantity Value Units Method Reference Comment
Δr6.9 ± 0.3kcal/molPHPMSHiraoka and Mori, 1989gas phase
Δr6.6kcal/molPHPMSHiraoka, Saluja, et al., 1979gas phase
Quantity Value Units Method Reference Comment
Δr23.1cal/mol*KPHPMSHiraoka and Mori, 1989gas phase
Δr22.cal/mol*KPHPMSHiraoka, Saluja, et al., 1979gas phase

(HO2+ • 2Oxygen) + Oxygen = (HO2+ • 3Oxygen)

By formula: (HO2+ • 2O2) + O2 = (HO2+ • 3O2)

Quantity Value Units Method Reference Comment
Δr2.7 ± 0.3kcal/molPHPMSHiraoka and Mori, 1989gas phase
Δr3.2kcal/molPHPMSHiraoka, Saluja, et al., 1979gas phase; Entropy change calculated or estimated
Quantity Value Units Method Reference Comment
Δr18.3cal/mol*KPHPMSHiraoka and Mori, 1989gas phase
Δr20.cal/mol*KN/AHiraoka, Saluja, et al., 1979gas phase; Entropy change calculated or estimated

Free energy of reaction

ΔrG° (kcal/mol) T (K) Method Reference Comment
1.1105.PHPMSHiraoka, Saluja, et al., 1979gas phase; Entropy change calculated or estimated

(HO2+ • 3Oxygen) + Oxygen = (HO2+ • 4Oxygen)

By formula: (HO2+ • 3O2) + O2 = (HO2+ • 4O2)

Quantity Value Units Method Reference Comment
Δr2.5 ± 0.3kcal/molPHPMSHiraoka and Mori, 1989gas phase
Quantity Value Units Method Reference Comment
Δr21.1cal/mol*KPHPMSHiraoka and Mori, 1989gas phase

(HO2+ • 4Oxygen) + Oxygen = (HO2+ • 5Oxygen)

By formula: (HO2+ • 4O2) + O2 = (HO2+ • 5O2)

Quantity Value Units Method Reference Comment
Δr2.2 ± 0.3kcal/molPHPMSHiraoka and Mori, 1989gas phase
Quantity Value Units Method Reference Comment
Δr21.9cal/mol*KPHPMSHiraoka and Mori, 1989gas phase

(HO2+ • 5Oxygen) + Oxygen = (HO2+ • 6Oxygen)

By formula: (HO2+ • 5O2) + O2 = (HO2+ • 6O2)

Quantity Value Units Method Reference Comment
Δr2.0 ± 0.3kcal/molPHPMSHiraoka and Mori, 1989gas phase
Quantity Value Units Method Reference Comment
Δr22.3cal/mol*KPHPMSHiraoka and Mori, 1989gas phase

(HO2+ • 6Oxygen) + Oxygen = (HO2+ • 7Oxygen)

By formula: (HO2+ • 6O2) + O2 = (HO2+ • 7O2)

Quantity Value Units Method Reference Comment
Δr2.0 ± 0.3kcal/molPHPMSHiraoka and Mori, 1989gas phase
Quantity Value Units Method Reference Comment
Δr22.5cal/mol*KPHPMSHiraoka and Mori, 1989gas phase

(HO2+ • 7Oxygen) + Oxygen = (HO2+ • 8Oxygen)

By formula: (HO2+ • 7O2) + O2 = (HO2+ • 8O2)

Quantity Value Units Method Reference Comment
Δr1.8 ± 0.3kcal/molPHPMSHiraoka and Mori, 1989gas phase
Quantity Value Units Method Reference Comment
Δr21.1cal/mol*KPHPMSHiraoka and Mori, 1989gas phase

(HO2+ • 8Oxygen) + Oxygen = (HO2+ • 9Oxygen)

By formula: (HO2+ • 8O2) + O2 = (HO2+ • 9O2)

Quantity Value Units Method Reference Comment
Δr1.7 ± 0.3kcal/molPHPMSHiraoka and Mori, 1989gas phase
Quantity Value Units Method Reference Comment
Δr20.6cal/mol*KPHPMSHiraoka and Mori, 1989gas phase

Vibrational and/or electronic energy levels

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

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

Data compiled by: Marilyn E. Jacox

State:   X


Vib. 
sym. 
 No.   Approximate 
 type of mode 
 cm-1   Med.   Method   References

a' 1 OH stretch 2905.3 H gas PF Nizkorodov, Roth, et al., 1997
1 OH stretch 2760.8 gas PF Nizkorodov, Roth, et al., 1997
2 Bend 1026.5 T Ne IR Jacox and Thompson

Additional references: Jacox, 1994, page 47

Notes

H(1/2)(2ν)
TTentative assignment or approximate value

References

Go To: Top, Reaction thermochemistry data, Ion clustering data, Vibrational and/or electronic energy levels, Notes

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

Hiraoka and Mori, 1989
Hiraoka, K.; Mori, T., Gas Phase Stabilities of the Cluster Ions H+(CO)2(CO)n, H+(N2)2(N2)n and H+(O2)2(O2)n with n = 1 - 14, Chem. Phys., 1989, 137, 1-3, 345, https://doi.org/10.1016/0301-0104(89)87119-8 . [all data]

Hiraoka, Saluja, et al., 1979
Hiraoka, K.; Saluja, P.P.S.; Kebarle, P., Stabilities of Complexes (N2)nH+, (CO)nH+ and (O2)nH+ for n = 1 to 7 Based on Gas Phase Ion Equilibrium Measurements, Can. J. Chem., 1979, 57, 16, 2159, https://doi.org/10.1139/v79-346 . [all data]

Nizkorodov, Roth, et al., 1997
Nizkorodov, S.A.; Roth, D.; Olkhov, R.V.; Maier, J.P.; Dopfer, O., Infrared predissociation spectra of HeHO2+ and NeHO2+: prediction of thegn1 frequency of HO2+, Chem. Phys. Lett., 1997, 278, 1-3, 26, https://doi.org/10.1016/S0009-2614(97)01003-8 . [all data]

Jacox and Thompson
Jacox, M.E.; Thompson, W.E., J. Phys. Chem. A 117. [all data]

Jacox, 1994
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules, American Chemical Society, Washington, DC, 1994, 464. [all data]


Notes

Go To: Top, Reaction thermochemistry data, Ion clustering data, Vibrational and/or electronic energy levels, References