Cyanogen iodide


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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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Individual Reactions

2Sodium hydroxide + Cyanogen iodide = Sodium iodide + Water + CNO.Na

By formula: 2HNaO + CIN = INa + H2O + CNO.Na

Quantity Value Units Method Reference Comment
Δr-193.9 ± 0.3kJ/molCmLord and Woolf, 1954solid phase; Heat of hydrolysis

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:
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

IE (eV) Method Reference Comment
10.870 ± 0.001SMyer and Samson, 1970RDSH
10.91PELake and Thompson, 1970RDSH
10.91 ± 0.02PEHeilbronner, Hornung, et al., 1970RDSH
10.87 ± 0.02PIDibeler and Liston, 1967RDSH

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
CI+17.6 ± 0.3NEIHerron and Dibeler, 1960RDSH
CN+18.1 ± 0.1IEIHerron and Dibeler, 1960RDSH
I+13.62 ± 0.02CNPIDibeler and Liston, 1967RDSH
I+9.8 ± 0.1CN-EIHerron and Dibeler, 1960RDSH

References

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

Lord and Woolf, 1954
Lord, G.; Woolf, A.A., The cyanogen halides. Part III. Their heats of formation and free energies, J. Chem. Soc., 1954, 2546-2551. [all data]

Myer and Samson, 1970
Myer, J.A.; Samson, J.A.R., Vacuum-ultraviolet absorption cross sections of CO, HCI, and ICN between 1050 and 2100 A, J. Chem. Phys., 1970, 52, 266. [all data]

Lake and Thompson, 1970
Lake, R.F.; Thompson, H., The photoelectron spectra of some molecules containing the C N group, Proc. Roy. Soc. (London), 1970, A317, 187. [all data]

Heilbronner, Hornung, et al., 1970
Heilbronner, E.; Hornung, V.; Muszkat, K.A., Die Photoelektron-Spektren von Chlor-, Brom- und Jodcyan, Helv. Chim. Acta, 1970, 53, 347. [all data]

Dibeler and Liston, 1967
Dibeler, V.H.; Liston, S.K., Mass-spectrometric study of photoionization. VIII.Dicyanogen and the cyanogen halides, J. Chem. Phys., 1967, 47, 4548. [all data]

Herron and Dibeler, 1960
Herron, J.T.; Dibeler, V.H., Electron impact study of the cyanogen halides, J. Am. Chem. Soc., 1960, 82, 1555. [all data]


Notes

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