sodium fluoride
- Formula: FNa
- Molecular weight: 41.9881725
- IUPAC Standard InChI: InChI=1S/FH.Na/h1H;/q;+1/p-1
- IUPAC Standard InChIKey: PUZPDOWCWNUUKD-UHFFFAOYSA-M
- CAS Registry Number: 7681-49-4
- 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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
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
4 +
= 2
+
+ 3
By formula: 4Na + C2ClF3 = 2C + ClNa + 3FNa
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -376.7 ± 1.3 | kcal/mol | Cm | Kolesov, Zenkov, et al., 1963 | gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -368.8 ± 1.3 kcal/mol; ALS |
2 +
=
+
+
By formula: 2HNaO + C2H3FO = C2H3NaO2 + FNa + H2O
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -13.42 ± 0.02 | kcal/mol | Cm | Pritchard and Skinner, 1950 | liquid phase; Corrected for CODATA value of ΔfH; HF(100); ALS |
| ΔrH° | -42.4 | kcal/mol | Cm | Carson and Skinner, 1949 | liquid phase; ALS |
By formula: Be2F5- + FNa = (Be2F5- • FNa)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 65.2 ± 2.5 | kcal/mol | N/A | Nikitin, Sorokin, et al., 1980 | gas phase; value altered from reference due to conversion from electron convention to ion convention; B |
+ 4
= 4
+ 8
By formula: C4F8 + 4Na = 4C + 8FNa
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -714.5 ± 2.2 | kcal/mol | Ccb | Kolesov, Talakin, et al., 1968 | gas phase; Correction of Kolesov, Talakin, et al., 1964; ALS |
By formula: (F2Sc+ • 2FNa) + FNa = (F2Sc+ • 3FNa)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 72. | kcal/mol | MS | Tsirlina, Gusarov, et al., 1986 | gas phase; Knudsen cell; M |
By formula: (F2Sc+ • 3FNa) + FNa = (F2Sc+ • 4FNa)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 67. | kcal/mol | MS | Tsirlina, Gusarov, et al., 1986 | gas phase; Knudsen cell; M |
( •
) +
= (
• 2
)
By formula: (Na+ • FNa) + FNa = (Na+ • 2FNa)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 47. | kcal/mol | MS | Tsirlina, Gusarov, et al., 1986 | gas phase; Knudsen cell; M |
By formula: (F2Sc+ • FNa) + FNa = (F2Sc+ • 2FNa)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 83. | kcal/mol | MS | Tsirlina, Gusarov, et al., 1986 | gas phase; Knudsen cell; M |
+
= (
•
)
By formula: Na+ + FNa = (Na+ • FNa)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 62.7 | kcal/mol | MS | Tsirlina, Gusarov, et al., 1986 | gas phase; Knudsen cell; M |
4 +
=
+ 4
By formula: 4Na + CF4 = C + 4FNa
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -325.5 ± 2.2 | kcal/mol | Ccb | Vorob'ev and Skuratov, 1960 | gas phase; ALS |
+ 4
= 4
+ 2
By formula: C2F4 + 4Na = 4FNa + 2C
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -385.0 ± 1.1 | kcal/mol | Cm | Kolesov, Zenkov, et al., 1962 | gas phase; ALS |
8 +
= 3
+ 8
By formula: 8Na + C3F8 = 3C + 8FNa
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -660.0 ± 1.7 | kcal/mol | Ccb | Kolesov, Talakin, et al., 1967 | gas phase; ALS |
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
B - John E. Bartmess
Electron affinity determinations
| EA (eV) | Method | Reference | Comment |
|---|---|---|---|
| 0.520 ± 0.010 | LPES | Miller, Leopold, et al., 1986 | B |
| 1.10 ± 0.20 | LPES | Miller and Lineberger, 1990 | Vertical Detachment Energy: 1.5±0.1 eV; B |
| 0.41998 | NBAE | De Vreugd, Wijnaendts van Resandt, et al., 1979 | B |
| 1.12 ± 0.21 | EIAE | Shevchenko, Iljin, et al., 1976 | From Na2BO2F; B |
| >1.34997 | EIAE | Ebinghaus, 1964 | From (NaF)2; B |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| Na+ | 9.98 ± 0.15 | F | EI | Shevchenko, Iljin, et al., 1976 | LLK |
| Na+ | 9.9 ± 0.2 | F | EI | Hastie, Zmbov, et al., 1968 | RDSH |
| Na+ | ~12. | F | EI | Porter and Schoonmaker, 1958 | 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.
Kolesov, Zenkov, et al., 1963
Kolesov, V.P.; Zenkov, I.D.; Skuratov, S.M.,
Standard enthalpy of formation of chlorotrifluoroethylene,
Russ. J. Phys. Chem. (Engl. Transl.), 1963, 37, 115-116. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]
Pritchard and Skinner, 1950
Pritchard, H.O.; Skinner, H.A.,
The heat of hydrolysis of acetyl fluoride,
J. Chem. Soc., 1950, 1099. [all data]
Carson and Skinner, 1949
Carson, A.S.; Skinner, H.A.,
201. Carbon-halogen bond energies in the acetyl halides,
J. Chem. Soc., 1949, 936-939. [all data]
Nikitin, Sorokin, et al., 1980
Nikitin, M.I.; Sorokin, I.D.; Skokan, E.V.; Sidorov, L.N.,
Negative Ions in the Saturated Vapors of the Potassium Fluoride - Hafnium Tetrafluoride and Potassium Fluoride - Beryllium Difluoride Systems,
Russ. J. Phys. Chem., 1980, 54, page]. [all data]
Kolesov, Talakin, et al., 1968
Kolesov, V.P.; Talakin, O.G.; Skuratov, S.M.,
Enthalpy of formation of some specimens of amorphous carbon,
Russ. J. Phys. Chem. (Engl. Transl.), 1968, 42, 1218-1220. [all data]
Kolesov, Talakin, et al., 1964
Kolesov, V.P.; Talakin, O.G.; Skuratov, S.M.,
Standard enthalpy of formation of perfluorocyclobutane,
Russ. J. Phys. Chem. (Engl. Transl.), 1964, 38, 930-931. [all data]
Tsirlina, Gusarov, et al., 1986
Tsirlina, E.A.; Gusarov, A.V.; Gorokhov, L.N.,
High Temp., 1986, 14, 1064. [all data]
Vorob'ev and Skuratov, 1960
Vorob'ev, A.F.; Skuratov, S.M.,
Standard enthalpies of formation of CF4,
Zh. Neorg. Khim., 1960, 5, 1398-1401. [all data]
Kolesov, Zenkov, et al., 1962
Kolesov, V.P.; Zenkov, I.D.; Skuratov, S.M.,
The standard enthalpy of formation of tetrafluoroethylene,
Russ. J. Phys. Chem. (Engl. Transl.), 1962, 36, 45-47. [all data]
Kolesov, Talakin, et al., 1967
Kolesov, V.P.; Talakin, O.G.; Skuratov, S.M.,
Standard enthalpy of formation of perfluoropropane and enthalpies of formation of normal perfluoroalkanes,
Vestn. Mosk. Univ. Khim., 1967, 22, 38-42. [all data]
Miller, Leopold, et al., 1986
Miller, T.M.; Leopold, D.G.; Murray, K.K.; Lineberger, W.C.,
Electron Affinities of the Alkali Halides and the Structure of their Negative Ions,
J. Chem. Phys., 1986, 85, 5, 2368, https://doi.org/10.1063/1.451091
. [all data]
Miller and Lineberger, 1990
Miller, T.M.; Lineberger, W.C.,
Mass Spectra and Photodetachment of Sodium Fluoride Negative Ion Clusters,
Int. J. Mass Spectrom. Ion Proc., 1990, 102, 239, https://doi.org/10.1016/0168-1176(90)80063-9
. [all data]
De Vreugd, Wijnaendts van Resandt, et al., 1979
De Vreugd, C.; Wijnaendts van Resandt, R.W.; Los, J.; Smith, B.,
Differential Cross Sections for Collisions of Negative Halogen Ions and Alkali Atoms,
Chem. Phys., 1979, 42, 3, 305, https://doi.org/10.1016/0301-0104(79)80078-6
. [all data]
Shevchenko, Iljin, et al., 1976
Shevchenko, V.E.; Iljin, M.K.; Nikitin, O.T.; Sidorov, L.N.,
Mass-spectrometric study of mixed dimers M2BO2F,
Int. J. Mass Spectrom. Ion Phys., 1976, 21, 279. [all data]
Ebinghaus, 1964
Ebinghaus, H.Z.,
Negative Ionen aus Alkalihalogeniden und Electronenaffinitaten der Alkalimetalle und Alkalihalogenide,
Z. Naturfor., 1964, 19A, 727. [all data]
Hastie, Zmbov, et al., 1968
Hastie, J.W.; Zmbov, K.F.; Margrave, J.L.,
Mass spectrometric studies at high temperatures. XXIII. Vapor equilibria over molten NaSnF3 and KSnF3,
J. Inorg. Nucl. Chem., 1968, 30, 729. [all data]
Porter and Schoonmaker, 1958
Porter, R.F.; Schoonmaker, R.C.,
Mass spectrometric study of the vaporization of LiF, NaF, and LiF-NaF mixtures,
J. Chem. Phys., 1958, 29, 1070. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy EA Electron affinity ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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