Stibine
- Formula: H3Sb
- Molecular weight: 124.784
- CAS Registry Number: 7803-52-3
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Reaction thermochemistry data
Go To: Top, 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: José A. Martinho Simões
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Individual Reactions
H3Sb (g) = (g) + H2Sb (g)
By formula: H3Sb (g) = H (g) + H2Sb (g)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 68.91 ± 0.50 | kcal/mol | PIMS | Berkowitz, Ellison, et al., 1994 | Value recommended in the critical survey Berkowitz, Ellison, et al., 1994. |
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 as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| ≤9.40 ± 0.02 | PI | Ruscic and Berkowitz, 1993 | LL |
| 9.51 | PE | Potts and Price, 1972 | LLK |
| 9.9 ± 0.3 | EI | Saalfeld and Svec, 1963 | RDSH |
| 9.58 | PI | Price and Passmore, 1963 | RDSH |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| HSb+ | 9.730 ± 0.008 | H2 | PI | Ruscic and Berkowitz, 1993 | LL |
| SbH+ | 9.9 ± 0.2 | H2 | EI | Saalfeld and Svec, 1963 | RDSH |
| H2Sb+ | 11.66 ± 0.02 | H | PI | Ruscic and Berkowitz, 1993 | LL |
| SbH2+ | 11.8 ± 0.3 | H | EI | Saalfeld and Svec, 1963 | RDSH |
| Sb+ | 12.1 ± 0.2 | H2+H | EI | Saalfeld and Svec, 1963 | RDSH |
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.
Berkowitz, Ellison, et al., 1994
Berkowitz, J.; Ellison, G.B.; Gutman, D.,
Three methods to measure RH bond energies,
J. Phys. Chem., 1994, 98, 2744. [all data]
Ruscic and Berkowitz, 1993
Ruscic, B.; Berkowitz, J.,
Determination of consecutive bond energies by photoionization of SbHn (n=1-3),
J. Chem. Phys., 1993, 99, 5840. [all data]
Potts and Price, 1972
Potts, A.W.; Price, W.C.,
Photoelectron spectra and valence shell orbital structures of groups V VI hydrides,
Proc. R. Soc. London A:, 1972, 326, 181. [all data]
Saalfeld and Svec, 1963
Saalfeld, F.E.; Svec, H.J.,
The mass spectra of volatile hydrides. I. The monoelemental hydrides of the group IVB and VB elements,
Inorg. Chem., 1963, 2, 46. [all data]
Price and Passmore, 1963
Price, W.C.; Passmore, T.R.,
[Title unavailable],
Faraday Discuss. Chem. Soc., 1963, 35, 232. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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