Methane, triiodo-

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Gas phase ion energetics data

Go To: Top, Gas Chromatography, 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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
LL - Sharon G. Lias and Joel F. Liebman

Quantity Value Units Method Reference Comment
IE (evaluated)9.23 ± 0.02eVN/AN/AL

Ionization energy determinations

IE (eV) Method Reference Comment
9.25 ± 0.02PITsai, Baer, et al., 1975LLK
9.21PEManne, Wittel, et al., 1975LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
CHI2+9.54IEIHolmes, Lossing, et al., 1988LL
CHI2+9.77 ± 0.02IPITsai, Baer, et al., 1975LLK
I2+12.0 ± 0.1?EIDeCorpo and Franklin, 1971LLK

Gas Chromatography

Go To: Top, Gas phase ion energetics 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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Kovats' RI, non-polar column, isothermal

View large format table.

Column type Active phase Temperature (C) I Reference Comment
PackedOV-1100.1196.Castello and Gerbino, 1988He, Chromosorb W DMCS; Column length: 3. m
PackedOV-1125.1221.Castello and Gerbino, 1988He, Chromosorb W DMCS; Column length: 3. m
PackedOV-175.1173.Castello and Gerbino, 1988He, Chromosorb W DMCS; Column length: 3. m

References

Go To: Top, Gas phase ion energetics data, Gas Chromatography, Notes

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

Tsai, Baer, et al., 1975
Tsai, B.P.; Baer, T.; Werner, A.S.; Lin, S.F., A photoelectron-photoion coincidence study of the ionization and fragment appearance potentials of bromo- and iodomethanes, J. Phys. Chem., 1975, 79, 570. [all data]

Manne, Wittel, et al., 1975
Manne, R.; Wittel, K.; Mohanty, B.S., Spin-orbit interaction in molecular photoelectron spectra. An intermediate coupling approach, Mol. Phys., 1975, 29, 485. [all data]

Holmes, Lossing, et al., 1988
Holmes, J.L.; Lossing, F.P.; McFarlane, R.A., Stabilization energy and positional effects in halogen-substituted alkyl ions., Int. J. Mass Spectrom. Ion Phys., 1988, 86, 209. [all data]

DeCorpo and Franklin, 1971
DeCorpo, J.J.; Franklin, J.L., Electron affinities of the halogen molecules by dissociative electron attachment, J. Chem. Phys., 1971, 54, 1885. [all data]

Castello and Gerbino, 1988
Castello, G.; Gerbino, T.C., Effect of Temperature on the Gas Chromatographic Separation of Halogenated Compounds on Polar and Non-Polar Stationary Phases, J. Chromatogr., 1988, 437, 33-45, https://doi.org/10.1016/S0021-9673(00)90369-8 . [all data]


Notes

Go To: Top, Gas phase ion energetics data, Gas Chromatography, References