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Enthalpy of formation of gas at standard conditions (nominally 298.15 K, 1 atm.)

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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

Deltafgas (kJ/mol) Method Reference Comment
-933.20ReviewChase, 1998Data last reviewed in June, 1969
-933.0CcbPrice and Sapiano, 1979ALS
-933.2 ± 0.8CcbWalker, 1972Decompostion reaction; ALS
-933.20 ± 0.75CcbGreenberg and Hubbard, 1968ALS
-953.4 ± 1.6CcbDomalski and Armstrong, 1967ALS
-934. ± 2.CcbWood, Lagow, et al., 1967ALS
-920.9 ± 5.9CmBaibuz, 1961Explosion method; ALS
-917.1 ± 9.6CcbVorob'ev and Skuratov, 1960ALS
-908.8 ± 5.0CcrNeugebauer and Margrave, 1957ALS
-913.4CmGood, Scott, et al., 1956HF has 10 moles H2O, see Scott, Good, et al., 1955; ALS
-922.2CmJessup, McCoskey, et al., 1955ALS
-912. ± 8.CmKirkbride and Davidson, 1954Von Wartenberg method; ALS
-678. ± 8. (?)CcbWartenberg and Schutte, 1935High level of uncertainty in the data; ALS; Data excluded from overall average


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 «DELTA»H°f298(C6F10,g) and «DELTA»H°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]


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