Silver chloride
- Formula: AgCl
- Molecular weight: 143.321
- IUPAC Standard InChI: InChI=1S/Ag.ClH/h;1H/q+1;/p-1
- IUPAC Standard InChIKey: HKZLPVFGJNLROG-UHFFFAOYSA-M
- CAS Registry Number: 7783-90-6
- Chemical structure:
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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
C2Ag2 (cr) + 2( • 12.3
) (solution) =
(aq) + 2
(cr)
By formula: C2Ag2 (cr) + 2(HCl • 12.3H2O) (solution) = C2H2 (aq) + 2AgCl (cr)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -77.8 ± 0.6 | kJ/mol | RSC | Finch, Gardner, et al., 1991 |
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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
View reactions leading to AgCl+ (ion structure unspecified)
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 11.3 ± 0.5 | EI | Wagner and Grimley, 1972 | LLK |
| 10.8 ± 0.4 | EI | Graber and Weil, 1972 | LLK |
| 10.3 ± 0.4 | EI | Visnapuu and Jensen, 1970 | RDSH |
| 10.5 ± 0.3 | EI | Hildenbrand, 1970 | RDSH |
| 10.08 | PE | Berkowitz, Batson, et al., 1980 | Vertical value; LLK |
| 10.14 | PE | Berkowitz, Batson, et al., 1980 | Vertical value; LLK |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| Ag+ | 11.1 ± 0.3 | ? | EI | Graber and Weil, 1972 | LLK |
| Ag+ | 11.0 ± 0.4 | Cl | EI | Visnapuu and Jensen, 1970 | 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.
Finch, Gardner, et al., 1991
Finch, A.; Gardner, P.J.; Head, A.J.; Majdi, H.S.,
Thermochim. Acta, 1991, 180, 325. [all data]
Wagner and Grimley, 1972
Wagner, L.C.; Grimley, R.T.,
A study of ionization processes by the angular distribution technique. The AgCl system,
J. Phys. Chem., 1972, 76, 2819. [all data]
Graber and Weil, 1972
Graber, P.; Weil, K.G.,
Mass spectrometric investigations of silver halides I: mass spectrum, appearance potentials, fragmentation scheme of silver chloride,
Ber. Bunsen-Ges. Phys. Chem., 1972, 76, 410. [all data]
Visnapuu and Jensen, 1970
Visnapuu, A.; Jensen, J.W.,
Composition and properties of vapors over molten silver chloride,
J.Less-Common Metals, 1970, 20, 141. [all data]
Hildenbrand, 1970
Hildenbrand, D.L.,
Dissociation energies and chemical bonding in the alkaline-earth chlorides from mass spectrometric studies,
J. Chem. Phys., 1970, 52, 5751. [all data]
Berkowitz, Batson, et al., 1980
Berkowitz, J.; Batson, C.H.; Goodman, G.L.,
Photoelectron spectroscopy of AgCl, AgBr, and AgI vapors,
J. Chem. Phys., 1980, 72, 5829. [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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