HP2 anion
- Formula: HP2-
- Molecular weight: 62.95601
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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
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Individual Reactions
HP2- + = H2P2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 356.2 ± 3.1 | kcal/mol | G+TS | O'Hair, Krempp, et al., 1992 | gas phase; Acidity between MeNO2, tBuSH |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 348.0 ± 3.0 | kcal/mol | IMRB | O'Hair, Krempp, et al., 1992 | gas phase; Acidity between MeNO2, tBuSH |
Gas phase ion energetics data
Go To: Top, Reaction thermochemistry 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 of neutral species
| EAneutral (eV) | Method | Reference | Comment |
|---|---|---|---|
| 1.514 ± 0.010 | LPES | Ervin and Lineberger, 2005 |
Protonation reactions
HP2- + = H2P2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 356.2 ± 3.1 | kcal/mol | G+TS | O'Hair, Krempp, et al., 1992 | gas phase; Acidity between MeNO2, tBuSH |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 348.0 ± 3.0 | kcal/mol | IMRB | O'Hair, Krempp, et al., 1992 | gas phase; Acidity between MeNO2, tBuSH |
References
Go To: Top, Reaction thermochemistry data, 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.
O'Hair, Krempp, et al., 1992
O'Hair, R.A.J.; Krempp, M.; Damrauer, R.; Depuy, C.H.,
Gas-Phase Ion Chemistry of HP2(-), FP2(-), and HP2(+),
Inorg. Chem., 1992, 31, 11, 2092, https://doi.org/10.1021/ic00037a021
. [all data]
Ervin and Lineberger, 2005
Ervin, K.M.; Lineberger, W.C.,
Photoelectron spectroscopy of phosphorus hydride anions,
J. Chem. Phys., 2005, 122, 19, 194303, https://doi.org/10.1063/1.1881153
. [all data]
Notes
Go To: Top, Reaction thermochemistry data, 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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