P2 anion
- Formula: P2-
- Molecular weight: 61.948073
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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 | 20.84 ± 0.75 | kcal/mol | R-EA | Snodgrass, Coe, et al., 1985 | |
| ΔfH°gas | 37.2 ± 4.8 | kcal/mol | EIAE | Bennett, Margrave, et al., 1974 | From P4 |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Snodgrass, Coe, et al., 1985
Snodgrass, J.T.; Coe, J.V.; Freidhoff, C.B.; McHugh, K.M.; Bowen, K.H.,
Negative ion photoelectron spectroscopy of P2-,
Chem. Phys. Lett., 1985, 122, 352. [all data]
Bennett, Margrave, et al., 1974
Bennett, S.L.; Margrave, J.L.; Franklin, J.L.,
High temperature negative ions. Electron impact study of tetratomic phosphorous vapor,
J. Chem. Phys., 1974, 61, 1647. [all data]
Notes
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- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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