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Oxygen, atomic

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Gas phase 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.

Quantity Value Units Method Reference Comment
Deltafgas59.555 ± 0.024kcal/molReviewCox, Wagman, et al., 1984CODATA Review value
Quantity Value Units Method Reference Comment
gas,1 bar38.4940 ± 0.0007cal/mol*KReviewCox, Wagman, et al., 1984CODATA Review value

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: John E. Bartmess

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

(Hydroxyl anion bullet 4294967295Oxygen, atomic) + Oxygen, atomic = Hydroxyl anion

By formula: (HO- bullet 4294967295O) + O = HO-

Quantity Value Units Method Reference Comment
Deltar127.44kcal/molN/ASmith, Kim, et al., 1997gas phase; Given: 14741.02(3) cm-1. dHacid(0K) = 389.11±0.014
Deltar127.60 ± 0.20kcal/molTherSchulz, Mead, et al., 1982gas phase; Given: 1.82767±0.00021 eV

(CAS Reg. No. 661-20-1 bullet 4294967295Oxygen, atomic) + Oxygen, atomic = CAS Reg. No. 661-20-1

By formula: (CAS Reg. No. 661-20-1 bullet 4294967295O) + O = CAS Reg. No. 661-20-1

Quantity Value Units Method Reference Comment
Deltar126.91kcal/molN/ABradforth, Kim, et al., 1993gas phase; D-EA cycle requires a DH ca 4 kcal/mol weaker
Deltar123.35kcal/molTherWight and Beauchamp, 1980gas phase

(Oxygen anion bullet 4294967295Oxygen, atomic) + Oxygen, atomic = Oxygen anion

By formula: (O2- bullet 4294967295O) + O = O2-

Quantity Value Units Method Reference Comment
Deltar95.78kcal/molN/AErvin, Anusiewicz, et al., 2003gas phase
Deltar95.8 ± 1.0kcal/molTherTravers, Cowles, et al., 1989gas phase

(CAS Reg. No. 13981-20-9 bullet 4294967295Oxygen, atomic) + Oxygen, atomic = CAS Reg. No. 13981-20-9

By formula: (CAS Reg. No. 13981-20-9 bullet 4294967295O) + O = CAS Reg. No. 13981-20-9

Quantity Value Units Method Reference Comment
Deltar125.2 ± 7.1kcal/molCIDTBell, Zemski, et al., 2001gas phase

(CAS Reg. No. 14380-61-1 bullet 4294967295Oxygen, atomic) + Oxygen, atomic = CAS Reg. No. 14380-61-1

By formula: (CAS Reg. No. 14380-61-1 bullet 4294967295O) + O = CAS Reg. No. 14380-61-1

Quantity Value Units Method Reference Comment
Deltar33.47kcal/molN/ADistelrath and Boesl, 2000gas phase

(CAS Reg. No. 12763-66-5 bullet 4294967295Oxygen, atomic) + Oxygen, atomic = CAS Reg. No. 12763-66-5

By formula: (CAS Reg. No. 12763-66-5 bullet 4294967295O) + O = CAS Reg. No. 12763-66-5

Quantity Value Units Method Reference Comment
Deltar26.44kcal/molN/AGilles, Polak, et al., 1992gas phase

(CAS Reg. No. 14380-62-2 bullet 4294967295Oxygen, atomic) + Oxygen, atomic = CAS Reg. No. 14380-62-2

By formula: (CAS Reg. No. 14380-62-2 bullet 4294967295O) + O = CAS Reg. No. 14380-62-2

Quantity Value Units Method Reference Comment
Deltar32.54kcal/molN/AGilles, Polak, et al., 1992gas phase

(CAS Reg. No. 15065-65-3 bullet 4294967295Oxygen, atomic) + Oxygen, atomic = CAS Reg. No. 15065-65-3

By formula: (CAS Reg. No. 15065-65-3 bullet 4294967295O) + O = CAS Reg. No. 15065-65-3

Quantity Value Units Method Reference Comment
Deltar40.19kcal/molN/AGilles, Polak, et al., 1991gas phase

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.

Cox, Wagman, et al., 1984
Cox, J.D.; Wagman, D.D.; Medvedev, V.A., CODATA Key Values for Thermodynamics, Hemisphere Publishing Corp., New York, 1984, 1. [all data]

Smith, Kim, et al., 1997
Smith, J.R.; Kim, J.B.; Lineberger, W.C., High-resolution Threshold Photodetachment Spectroscopy of OH-, Phys. Rev. A, 1997, 55, 3, 2036, https://doi.org/10.1103/PhysRevA.55.2036 . [all data]

Schulz, Mead, et al., 1982
Schulz, P.A.; Mead, R.D.; Jones, P.L.; Lineberger, W.C., OH- and OD- threshold photodetachment, J. Chem. Phys., 1982, 77, 1153. [all data]

Bradforth, Kim, et al., 1993
Bradforth, S.E.; Kim, E.H.; Arnold, D.W.; Neumark, D.M., Photoelectron Spectroscopy of CN-, NCO-, and NCS-, J. Chem. Phys., 1993, 98, 2, 800, https://doi.org/10.1063/1.464244 . [all data]

Wight and Beauchamp, 1980
Wight, C.A.; Beauchamp, J.L., Acidity, basicity, and ion/molecule reactions of isocyanic acid in the gas phase by ICR spectroscopy, J. Phys. Chem., 1980, 84, 2503. [all data]

Ervin, Anusiewicz, et al., 2003
Ervin, K.M.; Anusiewicz, W.; Skurski, P.; Simons, J.; Lineberger, W.C., The only stable state of O-2(-) is the X (2)Pi(g) ground state and it (still!) has an adiabatic electron detachment energy of, J. Phys. Chem. A, 2003, 107, 41, 8521-8529, https://doi.org/10.1021/jp0357323 . [all data]

Travers, Cowles, et al., 1989
Travers, M.J.; Cowles, D.C.; Ellison, G.B., Reinvestigation of the Electron Affinities of O2 and NO, Chem. Phys. Lett., 1989, 164, 5, 449, https://doi.org/10.1016/0009-2614(89)85237-6 . [all data]

Bell, Zemski, et al., 2001
Bell, R.C.; Zemski, K.A.; Justes, D.R.; Castleman, A.W., Formation, structure and bond dissociation thresholds of gas- phase vanadium oxide cluster ions, J. Chem. Phys., 2001, 114, 2, 798-811, https://doi.org/10.1063/1.1329643 . [all data]

Distelrath and Boesl, 2000
Distelrath, V.; Boesl, U., Mass selective gas phase study of ClO, OClO, ClOO and ClAr by anion-ZEKE-photoelectron spectroscopy, Faraday Disc. Chem. Soc., 2000, 115, 161-174, https://doi.org/10.1039/a909618c . [all data]

Gilles, Polak, et al., 1992
Gilles, M.K.; Polak, M.L.; Lineberger, W.C., Photoelectron Spectroscopy of the Halogen Oxide Anions FO-, ClO-, BrO-, IO-, OClO-, and OIO-, J. Chem. Phys., 1992, 96, 11, 8012, https://doi.org/10.1063/1.462352 . [all data]

Gilles, Polak, et al., 1991
Gilles, M.K.; Polak, M.L.; Lineberger, W.C., Photoelectron Spectroscopy of IO-, J. Chem. Phys., 1991, 95, 6, 4723, https://doi.org/10.1063/1.461746 . [all data]


Notes

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