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sodium fluoride


Gas phase thermochemistry data

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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
Deltafgas-290.45kJ/molReviewChase, 1998Data last reviewed in December, 1968
Quantity Value Units Method Reference Comment
gas,1 bar217.59J/mol*KReviewChase, 1998Data last reviewed in December, 1968

Gas Phase Heat Capacity (Shomate Equation)

Cp° = A + B*t + C*t2 + D*t3 + E/t2
H° − H°298.15= A*t + B*t2/2 + C*t3/3 + D*t4/4 − E/t + F − H
S° = A*ln(t) + B*t + C*t2/2 + D*t3/3 − E/(2*t2) + G
    Cp = heat capacity (J/mol*K)
    H° = standard enthalpy (kJ/mol)
    S° = standard entropy (J/mol*K)
    t = temperature (K) / 1000.

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Temperature (K) 3500. - 6000.
A 36.95560
B 1.073858
C -0.105601
D 0.009001
E -0.277921
F -302.4505
G 260.4368
H -290.4533
ReferenceChase, 1998
Comment Data last reviewed in December, 1968

Condensed phase thermochemistry data

Go To: Top, Gas 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.

Quantity Value Units Method Reference Comment
Deltafliquid-546.20kJ/molReviewChase, 1998Data last reviewed in December, 1968
Quantity Value Units Method Reference Comment
liquid,1 bar73.46J/mol*KReviewChase, 1998Data last reviewed in December, 1968
Quantity Value Units Method Reference Comment
Deltafsolid-575.38kJ/molReviewChase, 1998Data last reviewed in December, 1968
Quantity Value Units Method Reference Comment
solid51.21J/mol*KReviewChase, 1998Data last reviewed in December, 1968

Liquid Phase Heat Capacity (Shomate Equation)

Cp° = A + B*t + C*t2 + D*t3 + E/t2
H° − H°298.15= A*t + B*t2/2 + C*t3/3 + D*t4/4 − E/t + F − H
S° = A*ln(t) + B*t + C*t2/2 + D*t3/3 − E/(2*t2) + G
    Cp = heat capacity (J/mol*K)
    H° = standard enthalpy (kJ/mol)
    S° = standard entropy (J/mol*K)
    t = temperature (K) / 1000.

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Temperature (K) 1269. - 3500.
A 66.43350
B -2.270481
C 0.701306
D -0.074194
E 9.035070
F -563.4560
G 145.0370
H -546.2040
ReferenceChase, 1998
Comment Data last reviewed in December, 1968

Solid Phase Heat Capacity (Shomate Equation)

Cp° = A + B*t + C*t2 + D*t3 + E/t2
H° − H°298.15= A*t + B*t2/2 + C*t3/3 + D*t4/4 − E/t + F − H
S° = A*ln(t) + B*t + C*t2/2 + D*t3/3 − E/(2*t2) + G
    Cp = heat capacity (J/mol*K)
    H° = standard enthalpy (kJ/mol)
    S° = standard entropy (J/mol*K)
    t = temperature (K) / 1000.

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Temperature (K) 298. - 1269.
A 53.00220
B -5.952150
C 12.56350
D 0.378227
E -0.489113
F -592.6740
G 113.8140
H -575.3840
ReferenceChase, 1998
Comment Data last reviewed in December, 1968

Reaction thermochemistry data

Go To: Top, Gas phase thermochemistry data, Condensed 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 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

4sodium + Ethene, chlorotrifluoro- = 2carbon + sodium chloride + 3sodium fluoride

By formula: 4Na + C2ClF3 = 2C + ClNa + 3FNa

Quantity Value Units Method Reference Comment
Deltar-1576.1 ± 5.4kJ/molCmKolesov, Zenkov, et al., 1963gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -1543. ± 5.4 kJ/mol; ALS

2Sodium hydroxide + acetyl fluoride = Acetic acid, sodium salt + sodium fluoride + Water

By formula: 2HNaO + C2H3FO = C2H3NaO2 + FNa + H2O

Quantity Value Units Method Reference Comment
Deltar-56.15 ± 0.08kJ/molCmPritchard and Skinner, 1950liquid phase; Corrected for CODATA value of «DELTA»fH; HF(100); ALS
Deltar-177.kJ/molCmCarson and Skinner, 1949liquid phase; ALS

Be2F5- + sodium fluoride = (Be2F5- bullet sodium fluoride)

By formula: Be2F5- + FNa = (Be2F5- bullet FNa)

Quantity Value Units Method Reference Comment
Deltar273. ± 10.kJ/molN/ANikitin, Sorokin, et al., 1980gas phase; value altered from reference due to conversion from electron convention to ion convention; B

Cyclobutane, octafluoro- + 4sodium = 4carbon + 8sodium fluoride

By formula: C4F8 + 4Na = 4C + 8FNa

Quantity Value Units Method Reference Comment
Deltar-2989. ± 9.2kJ/molCcbKolesov, Talakin, et al., 1968gas phase; Correction of Kolesov, Talakin, et al., 1964; ALS

(F2Sc+ bullet 2sodium fluoride) + sodium fluoride = (F2Sc+ bullet 3sodium fluoride)

By formula: (F2Sc+ bullet 2FNa) + FNa = (F2Sc+ bullet 3FNa)

Quantity Value Units Method Reference Comment
Deltar300.kJ/molMSTsirlina, Gusarov, et al., 1986gas phase; Knudsen cell; M

(F2Sc+ bullet 3sodium fluoride) + sodium fluoride = (F2Sc+ bullet 4sodium fluoride)

By formula: (F2Sc+ bullet 3FNa) + FNa = (F2Sc+ bullet 4FNa)

Quantity Value Units Method Reference Comment
Deltar280.kJ/molMSTsirlina, Gusarov, et al., 1986gas phase; Knudsen cell; M

(Sodium ion (1+) bullet sodium fluoride) + sodium fluoride = (Sodium ion (1+) bullet 2sodium fluoride)

By formula: (Na+ bullet FNa) + FNa = (Na+ bullet 2FNa)

Quantity Value Units Method Reference Comment
Deltar200.kJ/molMSTsirlina, Gusarov, et al., 1986gas phase; Knudsen cell; M

(F2Sc+ bullet sodium fluoride) + sodium fluoride = (F2Sc+ bullet 2sodium fluoride)

By formula: (F2Sc+ bullet FNa) + FNa = (F2Sc+ bullet 2FNa)

Quantity Value Units Method Reference Comment
Deltar350.kJ/molMSTsirlina, Gusarov, et al., 1986gas phase; Knudsen cell; M

Sodium ion (1+) + sodium fluoride = (Sodium ion (1+) bullet sodium fluoride)

By formula: Na+ + FNa = (Na+ bullet FNa)

Quantity Value Units Method Reference Comment
Deltar262.kJ/molMSTsirlina, Gusarov, et al., 1986gas phase; Knudsen cell; M

4sodium + Tetrafluoromethane = carbon + 4sodium fluoride

By formula: 4Na + CF4 = C + 4FNa

Quantity Value Units Method Reference Comment
Deltar-1362. ± 9.2kJ/molCcbVorob'ev and Skuratov, 1960gas phase; ALS

Ethene, tetrafluoro- + 4sodium = 4sodium fluoride + 2Carbon

By formula: C2F4 + 4Na = 4FNa + 2C

Quantity Value Units Method Reference Comment
Deltar-1611. ± 4.6kJ/molCmKolesov, Zenkov, et al., 1962gas phase; ALS

8sodium + Perfluoropropane = 3carbon + 8sodium fluoride

By formula: 8Na + C3F8 = 3C + 8FNa

Quantity Value Units Method Reference Comment
Deltar-2761. ± 7.1kJ/molCcbKolesov, Talakin, et al., 1967gas phase; ALS

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry 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.

Chase, 1998
Chase, M.W., Jr., NIST-JANAF Themochemical Tables, Fourth Edition, J. Phys. Chem. Ref. Data, Monograph 9, 1998, 1-1951. [all data]

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]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, References