Tetrafluoromethane
- Formula: CF4
- Molecular weight: 88.0043
- IUPAC Standard InChIKey: TXEYQDLBPFQVAA-UHFFFAOYSA-N
- CAS Registry Number: 75-73-0
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
View 3d structure (requires JavaScript / HTML 5) - Other names: Carbon tetrafluoride; Methane, tetrafluoro-; Arcton 0; Carbon fluoride (CF4); Freon 14; FC 14; Perfluoromethane; CF4; Halon 14; Carbon fluoride; F 14; Halocarbon 14; R 14; UN 1982; Refrigerant 14; CFC 14; R 14 (Refrigerant); Refrigerant R 14; Methane, tetrafluo-
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Enthalpy of formation of gas at standard conditions (nominally 298.15 K, 1 atm.)
Go To: Top, 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
ΔfH°gas (kcal/mol) | Method | Reference | Comment |
---|---|---|---|
-223.04 | Review | Chase, 1998 | Data last reviewed in June, 1969 |
-223.0 | Ccb | Price and Sapiano, 1979 | ALS |
-223.0 ± 0.2 | Ccb | Walker, 1972 | Decompostion reaction; ALS |
-223.04 ± 0.18 | Ccb | Greenberg and Hubbard, 1968 | ALS |
-227.87 ± 0.38 | Ccb | Domalski and Armstrong, 1967 | ALS |
-223.3 ± 0.4 | Ccb | Wood, Lagow, et al., 1967 | ALS |
-220.1 ± 1.4 | Cm | Baibuz, 1961 | Explosion method; ALS |
-219.2 ± 2.3 | Ccb | Vorob'ev and Skuratov, 1960 | ALS |
-217.2 ± 1.2 | Ccr | Neugebauer and Margrave, 1957 | ALS |
-218.3 | Cm | Good, Scott, et al., 1956 | HF has 10 moles H2O, see Scott, Good, et al., 1955; ALS |
-220.4 | Cm | Jessup, McCoskey, et al., 1955 | ALS |
-218. ± 2. | Cm | Kirkbride and Davidson, 1954 | Von Wartenberg method; ALS |
-162. ± 2. (?) | Ccb | Wartenberg and Schutte, 1935 | High level of uncertainty in the data; ALS; Data excluded from overall average |
References
Go To: Top, Enthalpy of formation of gas at standard conditions (nominally 298.15 K, 1 atm.), 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]
Price and Sapiano, 1979
Price, S.J.W.; Sapiano, H.J.,
Determination of ΔH°f298(C6F10,g) and ΔH°f298(C6F12,g) from studies of the combustion of decafluorocyclohexene and dodecafluorocylohexene in oxygen and calculation of the resonance energy of hexafluorobenzene,
Can. J. Chem., 1979, 58, 685-688. [all data]
Walker, 1972
Walker, L.C.,
The enthalpy of decomposition of CF3NF2(g) to CF4(g), N2(g), and F2(g),
J. Chem. Thermodyn., 1972, 4, 219-223. [all data]
Greenberg and Hubbard, 1968
Greenberg, E.; Hubbard, W.N.,
Fluorine bomb calorimetry. XXIII. The enthalpy of formation of carbon tetrafluoride,
J. Phys. Chem., 1968, 72, 222-227. [all data]
Domalski and Armstrong, 1967
Domalski, E.S.; Armstrong, G.T.,
The heats of combustion of polytetrafluoroethylene (teflon) and graphite in elemental fluorine,
J. Res. NBS, 1967, 71, 105-118. [all data]
Wood, Lagow, et al., 1967
Wood, J.L.; Lagow, R.J.; Margrave, J.L.,
The heat of combustion of teflon in fluoride. A check on the heat of formation of carbon tetrafluoride,
J. Chem. Eng. Data, 1967, 12, 255-256. [all data]
Baibuz, 1961
Baibuz, V.F.,
Explosion method and heat of formation of CF4, CFCl, CFCl3, and CCl4,
Dokl. Phys. Chem. (Engl. Transl.), 1961, 140, 786-788, In original 1358. [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]
Neugebauer and Margrave, 1957
Neugebauer, C.A.; Margrave, J.L.,
Heats of formation of the fluoromethanes and fluoroethylenes,
Tech. Rept., 1957, 1-45. [all data]
Good, Scott, et al., 1956
Good, W.D.; Scott, D.W.; Waddington, G.,
Combustion calorimetry of organic fluorine compounds by a rotating-bomb method,
J. Phys. Chem., 1956, 60, 1080-1089. [all data]
Scott, Good, et al., 1955
Scott, D.W.; Good, W.D.; Waddington, G.,
Heat of formation of tetrafluoromethane from combustion calorimetry of polytetrafluoroethylene,
J. Am. Chem. Soc., 1955, 77, 245-246. [all data]
Jessup, McCoskey, et al., 1955
Jessup, R.S.; McCoskey, R.E.; Nelson, R.A.,
The heat of formation of tetrafluoromethane,
J. Am. Chem. Soc., 1955, 77, 244-245. [all data]
Kirkbride and Davidson, 1954
Kirkbride, F.W.; Davidson, F.G.,
Heats of formation of gaseous fluoro- and fluorochloro-carbons,
Nature (London), 1954, 174, 79-80. [all data]
Wartenberg and Schutte, 1935
Wartenberg, V.H.; Schutte, R.,
Die Bildungswarme von SiF4, CF4 und SiC,
Z. Anorg. Allg. Chem., 1935, 211, 222-226. [all data]
Notes
Go To: Top, Enthalpy of formation of gas at standard conditions (nominally 298.15 K, 1 atm.), References
- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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