U(BH4)4 radical
- Formula: B4H16U
- Molecular weight: 297.400
- CAS Registry Number: 102630-71-7
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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: John E. Bartmess
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
By formula: F- + H16B4U = (F- • H16B4U)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 45.0 ± 8.1 | kcal/mol | IMRB | Babcock, Herd, et al., 1984 | gas phase; Obs. F- transfer from SF6-, not from UF5- |
Gas phase ion energetics data
Go To: Top, Reaction thermochemistry data, Ion clustering 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: John E. Bartmess
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
<1.13649 | IMRB | Armentrout and Beauchamp, 1979 | No electron transfer from NO2- to neutral. |
Ion clustering data
Go To: Top, Reaction thermochemistry data, 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: John E. Bartmess
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.
Clustering reactions
By formula: F- + H16B4U = (F- • H16B4U)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 45.0 ± 8.1 | kcal/mol | IMRB | Babcock, Herd, et al., 1984 | gas phase; Obs. F- transfer from SF6-, not from UF5- |
References
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Babcock, Herd, et al., 1984
Babcock, L.M.; Herd, C.R.; Streit, G.E.,
A Flowing Afterglow Study of Uranium Tetraborohydride,
Chem. Phys. Lett., 1984, 112, 2, 169, https://doi.org/10.1016/0009-2614(84)85015-0
. [all data]
Armentrout and Beauchamp, 1979
Armentrout, P.B.; Beauchamp, J.L.,
Properties and reactions of uranium(IV) tetrahydroborate by ion cyclotron mass spectrometry,
Inorg. Chem., 1979, 18, 1349. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, References
- Symbols used in this document:
EA Electron affinity ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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