Be2F5 anion
- Formula: Be2F5-
- Molecular weight: 113.016929
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Gas phase 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
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | -584.4 ± 4.1 | kcal/mol | Ther | Nikitin, Sorokin, et al., 1980 | Fluoride Affinity of Be2F4: 6.3±2 kcal < AlF3; value altered from reference due to conversion from electron convention to ion convention |
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
Be2F5- + BeF3K = (Be2F5- • BeF3K)
By formula: Be2F5- + BeF3K = (Be2F5- • BeF3K)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 44.9 ± 2.0 | kcal/mol | N/A | Nikitin, Sorokin, et al., 1980 | gas phase; value altered from reference due to conversion from electron convention to ion convention |
Be2F5- + = (Be2F5- •
)
By formula: Be2F5- + FNa = (Be2F5- • FNa)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 65.2 ± 2.5 | kcal/mol | N/A | Nikitin, Sorokin, et al., 1980 | gas phase; value altered from reference due to conversion from electron convention to ion convention |
Be2F5- + BeF2 = (Be2F5- • BeF2)
By formula: Be2F5- + BeF2 = (Be2F5- • BeF2)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 41.8 ± 2.5 | kcal/mol | N/A | Nikitin, Sorokin, et al., 1980 | gas phase; value altered from reference due to conversion from electron convention to ion convention |
Be2F5- + = (Be2F5- •
)
By formula: Be2F5- + FK = (Be2F5- • FK)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 69.2 ± 2.5 | kcal/mol | N/A | Nikitin, Sorokin, et al., 1980 | gas phase; value altered from reference due to conversion from electron convention to ion convention |
Ion clustering 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. Searches may be limited to ion clustering reactions. A general reaction search form is also available.
Clustering reactions
Be2F5- + BeF2 = (Be2F5- • BeF2)
By formula: Be2F5- + BeF2 = (Be2F5- • BeF2)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 41.8 ± 2.5 | kcal/mol | N/A | Nikitin, Sorokin, et al., 1980 | gas phase; value altered from reference due to conversion from electron convention to ion convention |
Be2F5- + BeF3K = (Be2F5- • BeF3K)
By formula: Be2F5- + BeF3K = (Be2F5- • BeF3K)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 44.9 ± 2.0 | kcal/mol | N/A | Nikitin, Sorokin, et al., 1980 | gas phase; value altered from reference due to conversion from electron convention to ion convention |
Be2F5- + = (Be2F5- •
)
By formula: Be2F5- + FK = (Be2F5- • FK)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 69.2 ± 2.5 | kcal/mol | N/A | Nikitin, Sorokin, et al., 1980 | gas phase; value altered from reference due to conversion from electron convention to ion convention |
Be2F5- + = (Be2F5- •
)
By formula: Be2F5- + FNa = (Be2F5- • FNa)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 65.2 ± 2.5 | kcal/mol | N/A | Nikitin, Sorokin, et al., 1980 | gas phase; value altered from reference due to conversion from electron convention to ion convention |
References
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry 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.
Nikitin, Sorokin, et al., 1980
Nikitin, M.I.; Sorokin, I.D.; Skokan, E.V.; Sidorov, L.N.,
Negative Ions in the Saturated Vapors of the Potassium Fluoride - Hafnium Tetrafluoride and Potassium Fluoride - Beryllium Difluoride Systems,
Russ. J. Phys. Chem., 1980, 54, page]. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Ion clustering data, References
- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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