Monochlorine monoxide
- Formula: ClO
- Molecular weight: 51.452
- IUPAC Standard InChI: InChI=1S/ClO/c1-2
- IUPAC Standard InChIKey: NHYCGSASNAIGLD-UHFFFAOYSA-N
- CAS Registry Number: 14989-30-1
- Chemical structure:
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Gas phase ion energetics data
Go To: Top, 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:
L - Sharon G. Lias
Data compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
B - John E. Bartmess
View reactions leading to ClO+ (ion structure unspecified)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| IE (evaluated) | 10.89 ± 0.02 | eV | N/A | N/A | L |
Electron affinity determinations
| EA (eV) | Method | Reference | Comment |
|---|---|---|---|
| 2.2775 ± 0.0013 | ZEKE | Distelrath and Boesl, 2000 | B |
| 2.2760 ± 0.0060 | LPES | Gilles, Polak, et al., 1992 | B |
| 2.35 ± 0.15 | EIAE | Baluev, Nikitin, et al., 1980 | From Cl2O; B |
| 2.17 ± 0.23 | LPD | Lee, Smith, et al., 1979 | B |
| 1.95 ± 0.25 | IMRB | Dotan, Albritton, et al., 1978 | B |
| >1.62 ± 0.22 | R-A | Vogt, Dreves, et al., 1977 | Cl- + O2 ->.; B |
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 10.885 ± 0.016 | PI | Thorn, Stief, et al., 1996 | LL |
| 11.08 ± 0.05 | EI | Alekseev, Zyubina, et al., 1989 | LL |
| 11.0 | EVAL | Huber and Herzberg, 1979 | LLK |
| 10.95 | PE | Bulgin, Dyke, et al., 1979 | LLK |
| 11.1 ± 0.1 | EI | Fisher, 1967 | RDSH |
| 11.01 ± 0.01 | PE | Bulgin, Dyke, et al., 1979 | Vertical value; 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.
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]
Baluev, Nikitin, et al., 1980
Baluev, A.V.; Nikitin, I.M.; Fedorova, L.I.; Rossolovskii, V.Ya.,
Mass Spectrometric Study of Chlorine Pentafluoride Ionization by Electron Impact, Izv. Akad. Nauk SSR Ser. Khim. 487, 1980. [all data]
Lee, Smith, et al., 1979
Lee, L.C.; Smith, G.P.; Moseley, J.T.; Cosby, P.C.; Guest, J.A.,
Photodissociation and photodetachment of Cl2-, ClO-, Cl3-, and BrCl2-,
J. Chem. Phys., 1979, 70, 3237. [all data]
Dotan, Albritton, et al., 1978
Dotan, I.; Albritton, D.L.; Fehsenfeld, F.C.; Streit, G.E.; Ferguson, E.E.,
Rate constants for the reactions of O-, O2-, NO2-, CO3-, and CO4- with HCl and ClO- with NO, NO2, SO2, and CO2 at 300K,
J. Chem. Phys., 1978, 68, 5414. [all data]
Vogt, Dreves, et al., 1977
Vogt, D.; Dreves, W.; Mischke, J.,
Energy dependence of differential cross sections in endoergic ion-molecule collision processes of negative ions,
Int. J. Mass Spectrom. Ion Phys., 1977, 24, 285. [all data]
Thorn, Stief, et al., 1996
Thorn, R.P., Jr.; Stief, L.J.; Kuo, S.-C.; Klemm, R.B.,
Ionization energy of Cl2O and ClO, appearance energy of ClO+(Cl2O), and heat of formation of Cl2O,
J. Phys. Chem., 1996, 100, 14178. [all data]
Alekseev, Zyubina, et al., 1989
Alekseev, V.I.; Zyubina, T.S.; Zyubin, A.S.; Baluev, A.V.,
Mass-spectrometric and quantum-chemical investigation of thermochemical characteristics of chlorine oxides,
J. Am. Chem. Soc., 1989, 2092. [all data]
Huber and Herzberg, 1979
Huber, K.P.; Herzberg, G.,
Molecular Spectra and Molecular Structure. IV. Constants of Diatomic Molecules,, Van Nostrand Reinhold Co., 1979, ,1. [all data]
Bulgin, Dyke, et al., 1979
Bulgin, D.K.; Dyke, J.M.; Jonathan, N.; Morris, A.,
Vacuum ultraviolet photoelectron spectroscopy of transient species,
J. Chem. Soc. Faraday Trans. 2, 1979, 75, 456. [all data]
Fisher, 1967
Fisher, I.P.,
Mass spectrometry study of intermediates in thermal decomposition of perchloric acid and chlorine dioxide,
J. Chem. Soc. Faraday Trans., 1967, 63, 684. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
EA Electron affinity IE (evaluated) Recommended ionization energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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