Lithium anion
- Formula: Li-
- Molecular weight: 6.942
- CAS Registry Number: 14808-04-9
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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 by: John E. Bartmess
Electron affinity of neutral species
| EAneutral (eV) | Method | Reference | Comment |
|---|---|---|---|
| 0.618069 ± 0.000044 | N/A | Haeffler, Hanstorp, et al., 1996 | Given: 0.618049(20) eV |
| 0.61759 ± 0.00022 | LPD | Dellwo, Liu, et al., 1992 | |
| 0.6200 ± 0.0070 | LPES | Patterson, Hotop, et al., 1974 | |
| 0.61820 ± 0.00050 | LPD | Feldmann, 1976 |
Protonation reactions
Li- + =
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 1489.5 ± 0.42 | kJ/mol | D-EA | Haeffler, Hanstorp, et al., 1996 | gas phase; Given: 0.618049(20) eV |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 1468.1 ± 1.3 | kJ/mol | H-TS | Haeffler, Hanstorp, et al., 1996 | gas phase; Given: 0.618049(20) eV |
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.
Haeffler, Hanstorp, et al., 1996
Haeffler, G.; Hanstorp, G.; Kiyan, I.; Klinkm|ller, A.E.; Ljungblad, U.; Pegg, D.J.,
Electron affinity of Li: A state-selective measurement,
Phys. Rev. A, 1996, 53, 6, 4127-4131, https://doi.org/10.1103/PhysRevA.53.4127
. [all data]
Dellwo, Liu, et al., 1992
Dellwo, J.; Liu, Y.; Pegg, D.J.; Alton, G.D.,
Near-Threshold Photodetachment of the Li- Ion,
Phys. Rev. A, 1992, 45, 3, 1544, https://doi.org/10.1103/PhysRevA.45.1544
. [all data]
Patterson, Hotop, et al., 1974
Patterson, T.A.; Hotop, H.; Kasdan, A.; Norcross, D.W.; Lineberger, W.C.,
Resonances in Alkali Negative-Ion Photodetachment and Electron Affinities of the Corresponding Neutrals,
Phys. Rev. Lett., 1974, 32, 5, 189, https://doi.org/10.1103/PhysRevLett.32.189
. [all data]
Feldmann, 1976
Feldmann, D.,
Infrared Photodetachment Threshold Measurements: Li- and P-,
Z. Physik A, 1976, 277, 1, 19-25, https://doi.org/10.1007/BF01547496
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
EAneutral Electron affinity of neutral species ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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