Phosphorus dioxide
- Formula: O2P
- Molecular weight: 62.9726
- IUPAC Standard InChI: InChI=1S/O2P/c1-3-2
- IUPAC Standard InChIKey: CJDZTJNITSFKRE-UHFFFAOYSA-N
- CAS Registry Number: 12164-97-5
- Chemical structure:
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Gas phase ion energetics 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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
B - John E. Bartmess
View reactions leading to O2P+ (ion structure unspecified)
Electron affinity determinations
| EA (eV) | Method | Reference | Comment |
|---|---|---|---|
| 3.420 ± 0.010 | LPES | N/A | B |
| 3.80 ± 0.22 | R-A | Rudnyi, Vovk, et al., 1986 | value altered from reference due to conversion from electron convention to ion convention; B |
| 3.30 ± 0.20 | Endo | Wu and Tiernan, 1982 | B |
| 2.99997 | IMRE | Wormhoudt and Kobb, 1979 | B |
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 11.9 ± 0.5 | EI | Balducci, Gigli, et al., 1981 | LLK |
| 10.5 ± 0.1 | EI | Gingerich and Miller, 1975 | LLK |
| 11.5 ± 0.5 | EI | Smoes and Drowart, 1973 | LLK |
| 11. ± 1. | EI | Drowart, Myers, et al., 1972 | LLK |
References
Go To: Top, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Rudnyi, Vovk, et al., 1986
Rudnyi, E.B.; Vovk, O.M.; Sidirov, L.N.; Sorokin, I.D.; Alikhanyan, A.S.,
Enthalpy of formation of PO2-, PO3-, and NaPO2,
High Temp., 1986, 24, 56. [all data]
Wu and Tiernan, 1982
Wu, R.L.C.; Tiernan, T.O.,
Collisional Studies of High Temperature Molecular Negative Ion-Neutral Reactions,
Bull. Am. Phys. Soc., 1982, 27, 109. [all data]
Wormhoudt and Kobb, 1979
Wormhoudt, J.C.; Kobb, C.E.,
MS determination of negative and positive ion concentrations in coal fired MHD plasmas in Proc. 10th Materials Res. Symp. on Characterization of High Temp. Vapors,
NBS Spec. Publ. U.S., 1979, 457. [all data]
Balducci, Gigli, et al., 1981
Balducci, G.; Gigli, G.; Guido, M.,
Dissociation energies of the molecules CrPO2(g) and CoO(g) by high-temperature mass spectrometry,
J. Chem. Soc. Faraday Trans. 2, 1981, 77, 1107. [all data]
Gingerich and Miller, 1975
Gingerich, K.A.; Miller, F.,
Thermodynamic study of gaseous sodium-phosphorus-oxygen ternary molecules by high temperature mass spectrometry,
J. Chem. Phys., 1975, 63, 1211. [all data]
Smoes and Drowart, 1973
Smoes, S.; Drowart, J.,
Atomization energies of phosphorus oxides,
Faraday Symp. Chem. Soc., 1973, 139. [all data]
Drowart, Myers, et al., 1972
Drowart, J.; Myers, C.E.; Szwarc, R.; Vander Auwera-Mahieu, A.; Uy, O.M.,
Determination by the mass spectrometric Knudsen cell method of the atomization energies of the molecules PO and PO2,
J. Chem. Soc. Faraday Trans. 2, 1972, 68, 1749. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
EA Electron affinity - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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