Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

NOTICE: Due to scheduled maintenance at our Gaithersburg campus, this site will not be available from 5:00 pm EDT (21:00 UTC) on Friday October 25 until 5:00 pm (21:00 UTC) on Sunday October 27. We apologize for any inconvenience this outage may cause.

CI2 radical


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 compiled by: John E. Bartmess

Electron affinity determinations

EA (eV) Method Reference Comment
<3.LPESWren, Vogelhuber, et al., 2009 Schwartz, Davico, et al., 1999 really HCI2-. Upper limit only determined here, and true value may be appreciably less. Hajgato, Nguyen, et al., 2000 caln: s<t by ~7 kcal
2.090 ± 0.070LPESSchwartz, Davico, et al., 1999Singlet 1±3 kcal/mol up from triplet. Calculations ( Hajgato, Nguyen, et al., 2000) say singlet 7 kcal<triplet

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.

Wren, Vogelhuber, et al., 2009
Wren, S.W.; Vogelhuber, K.M.; Ervin, K.M.; Lineberger, W.C., The photoelectron spectrum of CCl2-: the convergence of theory and experiment after a decade of debate, Phys. Chem. Chem. Phys., 2009, 11, 23, 4745-4753, https://doi.org/10.1039/b822690c . [all data]

Schwartz, Davico, et al., 1999
Schwartz, R.L.; Davico, G.E.; Ramond, T.M.; Lineberger, W.C., Singlet-triplet splittings in CX2 (X = F, Cl, Br, I) dihalocarbenes via negative ion photoelectron spectroscopy, J. Phys. Chem. A, 1999, 103, 41, 8213-8221, https://doi.org/10.1021/jp992214c . [all data]

Hajgato, Nguyen, et al., 2000
Hajgato, B.; Nguyen, H.M.T.; Veszpremi, T.; Nguyen, M.T., Triplet-singlet energy gaps in iodo-carbenes (I-C-X): Remarkable discrepancy between theory and experiment, Phys. Chem. Chem. Phys., 2000, 2, 22, 5041-5045, https://doi.org/10.1039/b005208f . [all data]


Notes

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