silver
- Formula: Ag
- Molecular weight: 107.8682
- IUPAC Standard InChIKey: BQCADISMDOOEFD-UHFFFAOYSA-N
- CAS Registry Number: 7440-22-4
- Chemical structure:
This structure is also available as a 2d Mol file - Permanent link for this species. Use this link for bookmarking this species for future reference.
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Phase change data, 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.
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 |
Condensed phase thermochemistry data
Go To: Top, Gas phase thermochemistry data, Phase change data, 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.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
S°solid,1 bar | 42.55 ± 0.20 | J/mol*K | Review | Cox, Wagman, et al., 1984 | CODATA Review value |
Phase change data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, 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.
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
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Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
1823. to 2425. | 1.95303 | 2505.533 | -1194.947 | Hartmann and Schneider, 1929 | Coefficents calculated by NIST from author's data. |
Reaction thermochemistry data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change 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
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
(CAS Reg. No. 12595-35-6 • 4294967295) +
= CAS Reg. No. 12595-35-6
By formula: (CAS Reg. No. 12595-35-6 • 4294967295Ag) + Ag = CAS Reg. No. 12595-35-6
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 219. ± 7.5 | kJ/mol | LPD | Shi, Spasov, et al., 1999 | gas phase |
ΔrH° | 230. ± 9.6 | kJ/mol | CIDT | Spasov, Lee, et al., 1999 | gas phase; For Ag7- loss; Ag8- loss ca. 0.07 eV higher. |
(CAS Reg. No. 12595-37-8 • 4294967295) +
= CAS Reg. No. 12595-37-8
By formula: (CAS Reg. No. 12595-37-8 • 4294967295Ag) + Ag = CAS Reg. No. 12595-37-8
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 230. ± 7.5 | kJ/mol | LPD | Shi, Spasov, et al., 1999 | gas phase |
ΔrH° | 238. ± 9.6 | kJ/mol | CIDT | Spasov, Lee, et al., 1999 | gas phase; For Ag10- loss; Ag9- loss comparable. |
(CAS Reg. No. 12595-33-4 • 4294967295) +
= CAS Reg. No. 12595-33-4
By formula: (CAS Reg. No. 12595-33-4 • 4294967295Ag) + Ag = CAS Reg. No. 12595-33-4
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 239. ± 7.5 | kJ/mol | LPD | Shi, Spasov, et al., 1999 | gas phase |
ΔrH° | 264. ± 9.6 | kJ/mol | CIDT | Spasov, Lee, et al., 1999 | gas phase; For Ag6- loss; Ag5- loss comparable. |
(CAS Reg. No. 12595-34-5 • 4294967295) +
= CAS Reg. No. 12595-34-5
By formula: (CAS Reg. No. 12595-34-5 • 4294967295Ag) + Ag = CAS Reg. No. 12595-34-5
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 159.2 ± 3.8 | kJ/mol | LPD | Shi, Spasov, et al., 1999 | gas phase |
ΔrH° | 174. ± 13. | kJ/mol | CIDT | Spasov, Lee, et al., 1999 | gas phase; For Ag7- loss as sole channel. |
(CAS Reg. No. 12595-36-7 • 4294967295) +
= CAS Reg. No. 12595-36-7
By formula: (CAS Reg. No. 12595-36-7 • 4294967295Ag) + Ag = CAS Reg. No. 12595-36-7
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 175.6 ± 3.8 | kJ/mol | LPD | Shi, Spasov, et al., 1999 | gas phase |
ΔrH° | 187. ± 15. | kJ/mol | CIDT | Spasov, Lee, et al., 1999 | gas phase; For Ag9- loss as sole channel. |
(CAS Reg. No. 12595-31-2 • 4294967295) +
= CAS Reg. No. 12595-31-2
By formula: (CAS Reg. No. 12595-31-2 • 4294967295Ag) + Ag = CAS Reg. No. 12595-31-2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 177. ± 19. | kJ/mol | CIDT | Spasov, Lee, et al., 1999 | gas phase; For Ag3- loss; Ag4- loss ca. 0.29 eV higher. |
(CAS Reg. No. 66525-32-4 • 4294967295) +
= CAS Reg. No. 66525-32-4
By formula: (CAS Reg. No. 66525-32-4 • 4294967295Ag) + Ag = CAS Reg. No. 66525-32-4
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 223. ± 9.6 | kJ/mol | CIDT | Spasov, Lee, et al., 1999 | gas phase; for loss of Ag-; Ag2- loss is 0.30 eV higher |
(CAS Reg. No. 12595-28-7 • 4294967295) +
= CAS Reg. No. 12595-28-7
By formula: (CAS Reg. No. 12595-28-7 • 4294967295Ag) + Ag = CAS Reg. No. 12595-28-7
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 131. ± 23. | kJ/mol | CIDT | Spasov, Lee, et al., 1999 | gas phase; For Ag3- loss; Ag2- loss ca. 0.3 eV higher. |
(CAS Reg. No. 12595-32-3 • 4294967295) +
= CAS Reg. No. 12595-32-3
By formula: (CAS Reg. No. 12595-32-3 • 4294967295Ag) + Ag = CAS Reg. No. 12595-32-3
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 170. ± 59. | kJ/mol | CIDT | Spasov, Lee, et al., 1999 | gas phase; For Ag4- loss; Ag5- loss ca. 0.05 eV higher. |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry 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]
Hartmann and Schneider, 1929
Hartmann, H.; Schneider, R.,
Die Siedetemperaturen von Magnesium, Calcium, Strontium, Barium and Lithium,
Z. Anorg. Allg. Chem., 1929, 180, 1, 275-283, https://doi.org/10.1002/zaac.19291800129
. [all data]
Shi, Spasov, et al., 1999
Shi, Y.; Spasov, V.A.; Ervin, K.M.,
Competitive fragmentation and electron loss kinetics of photoactivated silver cluster anions: Dissociation energies of Ag-n(-) (n=7-11),
J. Chem. Phys., 1999, 111, 3, 938-949, https://doi.org/10.1063/1.479186
. [all data]
Spasov, Lee, et al., 1999
Spasov, V.A.; Lee, T.H.; Maberry, J.P.; Ervin, K.M.,
Measurement of the dissociation energies of anionic silver clusters (Ag-n(-), n = 2-11) by collision-induced dissociation,
J. Chem. Phys., 1999, 110, 11, 5208-5217, https://doi.org/10.1063/1.478416
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, References
- Symbols used in this document:
S°gas,1 bar Entropy of gas at standard conditions (1 bar) S°solid,1 bar Entropy of solid at standard conditions (1 bar) ΔfH°gas Enthalpy of formation of gas at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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