silver
- Formula: Ag
- Molecular weight: 107.8682
- IUPAC Standard InChIKey: BQCADISMDOOEFD-UHFFFAOYSA-N
- CAS Registry Number: 7440-22-4
- Chemical structure:
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Gas phase 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.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | 284.9 ± 0.8 | kJ/mol | Review | Cox, Wagman, et al., 1984 | CODATA Review value |
Quantity | Value | Units | Method | Reference | Comment |
S°gas,1 bar | 172.997 ± 0.004 | J/mol*K | Review | Cox, Wagman, et al., 1984 | CODATA Review value |
Gas phase ion energetics data
Go To: Top, Gas phase 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 evaluated as indicated in comments:
L - Sharon G. Lias
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
B - John E. Bartmess
View reactions leading to Ag+ (ion structure unspecified)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
IE (evaluated) | 7.57624 | eV | N/A | N/A | L |
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
1.304 ± 0.028 | N/A | Wu, Qin, et al., 2010 | B |
1.304481 ± 0.000044 | N/A | Bilodeau, Scheer, et al., 1998 | B |
1.3030 ± 0.0070 | LPES | Hotop, Bennett, et al., 1973 | B |
1.30 ± 0.20 | LPES | Taylor, Pettiettehall, et al., 1992 | EA set as 0.2 eV above onset to correct for unresolved hot bands.; B |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
7.57624 | EVAL | Lide, 1992 | LL |
7.57 | EI | Jackschath, Rabin, et al., 1992 | LL |
7.5 | EI | Hildenbrand and Lau, 1991 | LL |
7.62 ± 0.07 | EI | Rauh and Ackermann, 1979 | LLK |
7.57 | PE | Dyke, Fayad, et al., 1979 | LLK |
7.5 ± 0.3 | EI | Hildenbrand, 1977 | LLK |
7.57624 | S | Brown and Ginter, 1977 | LLK |
7.8 ± 0.2 | EI | Piacente and Gingerich, 1972 | LLK |
7.6 | EI | Gingerich and Piacente, 1971 | LLK |
7.51 ± 0.07 | EI | Cabaud, Uzan, et al., 1971 | LLK |
7.576 | S | Moore, 1970 | RDSH |
7.53 | EI | Il'ina, Rutgaizer, et al., 1967 | RDSH |
References
Go To: Top, Gas phase 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.
Cox, Wagman, et al., 1984
Cox, J.D.; Wagman, D.D.; Medvedev, V.A.,
CODATA Key Values for Thermodynamics, Hemisphere Publishing Corp., New York, 1984, 1. [all data]
Wu, Qin, et al., 2010
Wu, X.; Qin, Z.B.; Xie, H.; Cong, R.; Wu, X.H.; Tang, Z.C.; Fan, H.J.,
Photoelectron Imaging and Theoretical Studies of Group 11 Cyanides MCN (M = Cu, Ag, Au),
J. Phys. Chem. A, 2010, 114, 49, 12839-12844, https://doi.org/10.1021/jp1013708
. [all data]
Bilodeau, Scheer, et al., 1998
Bilodeau, R.C.; Scheer, M.; Haugen, H.K.,
Infrared Laser Photodetachment of Transition Metal Negative Ions: Studies on Cr-, Mo-, Cu-, and Ag-,
J. Phys. B: Atom. Mol. Opt. Phys., 1998, 31, 17, 3885-3891, https://doi.org/10.1088/0953-4075/31/17/013
. [all data]
Hotop, Bennett, et al., 1973
Hotop, H.; Bennett, R.A.; Lineberger, W.C.,
Electron Affinities of Cu and Ag,
J. Chem. Phys., 1973, 58, 6, 2373, https://doi.org/10.1063/1.1679514
. [all data]
Taylor, Pettiettehall, et al., 1992
Taylor, K.J.; Pettiettehall, C.L.; Cheshnovsky, O.; Smalley, R.E.,
Ultraviolet Photoelectron Spectra of Coinage Metal Clusters,
J. Chem. Phys., 1992, 96, 4, 3319, https://doi.org/10.1063/1.461927
. [all data]
Lide, 1992
Lide, D.R. (Editor),
Ionization potentials of atoms and atomic ions
in Handbook of Chem. and Phys., 1992, 10-211. [all data]
Jackschath, Rabin, et al., 1992
Jackschath, C.; Rabin, I.; Schulze, W.,
Electron impact ionization of silver clusters Agn, n<36,
Z. Phys. D, 1992, 22, 517. [all data]
Hildenbrand and Lau, 1991
Hildenbrand, D.L.; Lau, K.H.,
Redetermination of the thermochemistry of gaseous UF5, UF2, and UF,
J. Chem. Phys., 1991, 94, 1420. [all data]
Rauh and Ackermann, 1979
Rauh, E.G.; Ackermann, R.J.,
The first ionization potentials of the transition metals,
J. Chem. Phys., 1979, 70, 1004. [all data]
Dyke, Fayad, et al., 1979
Dyke, J.M.; Fayad, N.K.; Morris, A.; Trickle, I.R.,
Gas-phase He I photoelectron spectra of some transition metals: Cu, Ag, Au, Cr and Mn,
J. Phys. B:, 1979, 12, 2985. [all data]
Hildenbrand, 1977
Hildenbrand, D.L.,
Thermochemistry of gaseous UF5 and UF4,
J. Chem. Phys., 1977, 66, 4788. [all data]
Brown and Ginter, 1977
Brown, C.M.; Ginter, M.L.,
Absorption spectrum of Ag I between 1540 and 1850 Å,
J. Opt. Soc. Am., 1977, 67, 1323. [all data]
Piacente and Gingerich, 1972
Piacente, V.; Gingerich, K.A.,
Thermodynamic study of the molecule NaAg with a mass spectrometer,
High Temp. Sci., 1972, 4, 312. [all data]
Gingerich and Piacente, 1971
Gingerich, K.A.; Piacente, V.,
Gaseous phosphorus compounds. IV. Thermodynamic study of gallium monophosphide with a mass spectrometer and dissociation energy of aluminum diphosphide,
J. Chem. Phys., 1971, 54, 2498. [all data]
Cabaud, Uzan, et al., 1971
Cabaud, B.; Uzan, R.; Nounou, P.,
Etude des processus d'ionisation a haute temperature des vapeurs metalliques par couplage d'une cellule de Knudsen et d'une source Fox. I. Interpretation des processus d'ionisation de Ag et influence de la temperature sur les courbes d'efficacite d'ionisation,.,
Int. J. Mass Spectrom. Ion Phys., 1971, 6, 89. [all data]
Moore, 1970
Moore, C.E.,
Ionization potentials and ionization limits derived from the analyses of optical spectra,
Natl. Stand. Ref. Data Ser., (U.S. Natl. Bur. Stand.), 1970, 34, 1. [all data]
Il'ina, Rutgaizer, et al., 1967
Il'ina, G.G.; Rutgaizer, Yu.S.; Semenov, G.A.,
Ion source for mass spectral study of the energy characteristics of molecules,
Pribory i Tekhn. Ekrperim.,, 1967, 151, In original 158. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
EA Electron affinity IE (evaluated) Recommended ionization energy S°gas,1 bar Entropy of gas at standard conditions (1 bar) ΔfH°gas Enthalpy of formation of gas at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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