Ethylene

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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.

Data compiled as indicated in comments:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Quantity Value Units Method Reference Comment
ΔfH°gas52.47kJ/molReviewChase, 1998Data last reviewed in September, 1965
ΔfH°gas52.4 ± 0.5kJ/molReviewManion, 2002adopted recommendation of Gurvich, Veyts, et al., 1991; DRB
Quantity Value Units Method Reference Comment
ΔcH°gas-1411.20 ± 0.30kJ/molCmRossini and Knowlton, 1937Reanalyzed by Cox and Pilcher, 1970, Original value = -1410.97 ± 0.30 kJ/mol; Corresponding ΔfHºgas = 52.52 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
S°gas,1 bar219.32J/mol*KReviewChase, 1998Data last reviewed in September, 1965

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
33.2650.Thermodynamics Research Center, 1997p=1 bar. Recommended entropies and heat capacities are in good agreement with those obtained from other statistical thermodynamics calculations [ Chao J., 1975, Gurvich, Veyts, et al., 1989] as well as with ab initio value of S(298.15 K)=219.14 J/mol*K [ East A.L.L., 1997].; GT
33.27100.
33.66150.
35.37200.
40.60273.15
42.90298.15
43.08300.
53.06400.
62.48500.
70.66600.
77.70700.
83.82800.
89.18900.
93.881000.
98.001100.
101.611200.
104.761300.
107.531400.
109.961500.
114.811750.
118.372000.
121.032250.
123.062500.
124.622750.
125.863000.

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
34.66 ± 0.26178.15Burcik E.J., 1941Other experimental values of heat capacity [ Haas M.E., 1932] are less accurate, see [ Chao J., 1975]. Please also see Eucken A., 1933.; GT
35.30 ± 0.26192.35
36.29 ± 0.27210.40
37.55 ± 0.28230.90
39.02 ± 0.29250.60
40.75 ± 0.02270.7
41.02 ± 0.31271.80
42.84 ± 0.32293.45
43.47 ± 0.17300.0
45.98 ± 0.04320.7
49.74 ± 0.37367.7
59.25 ± 0.44463.6

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) 298. to 1200.1200. to 6000.
A -6.387880106.5104
B 184.401913.73260
C -112.9718-2.628481
D 28.495930.174595
E 0.315540-26.14469
F 48.17332-35.36237
G 163.1568275.0424
H 52.4669452.46694
ReferenceChase, 1998Chase, 1998
Comment Data last reviewed in September, 1965 Data last reviewed in September, 1965

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.

Data compiled by: Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
S°liquid117.8J/mol*KN/AChao, Hall, et al., 1983 

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
67.4170.Chao, Hall, et al., 1983T = 16 to 169 K.
67.24170.Egan and Kemp, 1937T = 15 to 170 K.

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.

Data compiled as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
DH - Eugene S. Domalski and Elizabeth D. Hearing
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil169. ± 1.KAVGN/AAverage of 9 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus103.8KN/AStreng, 1971Uncertainty assigned by TRC = 0.2 K; TRC
Tfus103.7KN/AKistiakowsky, Romeyn, et al., 1935Uncertainty assigned by TRC = 0.5 K; TRC
Tfus103.7KN/AParks and Huffman, 1931Uncertainty assigned by TRC = 1. K; TRC
Quantity Value Units Method Reference Comment
Ttriple104.0 ± 0.1KAVGN/AAverage of 9 values; Individual data points
Quantity Value Units Method Reference Comment
Ptriple0.0012barN/AJahangiri, Jacobsen, et al., 1986Uncertainty assigned by TRC = 0.00005 bar; TRC
Ptriple0.0012barN/AJahangiri, 1984TRC
Quantity Value Units Method Reference Comment
Tc282.5 ± 0.5KAVGN/AAverage of 10 values; Individual data points
Quantity Value Units Method Reference Comment
Pc50.6 ± 0.5barAVGN/AAverage of 10 values; Individual data points
Quantity Value Units Method Reference Comment
Vc0.1311l/molN/ATsonopoulos and Ambrose, 1996 
Vc0.13099l/molN/AJahangiri, 1984Uncertainty assigned by TRC = 0.00002 l/mol; TRC
Vc0.13098l/molN/ADouslin and Harrison, 1976Uncertainty assigned by TRC = 0.0001 l/mol; TRC
Vc0.12868l/molN/AAngus, Armstrong, et al., 1974Uncertainty assigned by TRC = 0.0001 l/mol; TRC
Quantity Value Units Method Reference Comment
ρc7.63 ± 0.004mol/lN/ATsonopoulos and Ambrose, 1996 
ρc7.6334mol/lN/AJahangiri, Jacobsen, et al., 1986Uncertainty assigned by TRC = 0.004 mol/l; TRC
ρc7.6341mol/lN/AHastings, Levelt Sengers, et al., 1980Uncertainty assigned by TRC = 0.0007 mol/l; PVT, Burnett apparatus, Unct. value one standard deviation from fitting.; TRC
ρc18.894mol/lN/AAngus, Armstrong, et al., 1974Uncertainty assigned by TRC = 0.007 mol/l; TRC
ρc7.6986mol/lN/AMathias, Crommelin, et al., 1929Uncertainty assigned by TRC = 0.02 mol/l; TRC

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
13.544169.40N/AEgan and Kemp, 1937DH
14.0267.AStephenson and Malanowski, 1987Based on data from 252. to 282. K.; AC
13.7258.AStephenson and Malanowski, 1987Based on data from 170. to 273. K.; AC
14.4155.AStephenson and Malanowski, 1987Based on data from 120. to 170. K.; AC
13.7196.AStephenson and Malanowski, 1987Based on data from 169. to 211. K.; AC
13.6239.AStephenson and Malanowski, 1987Based on data from 209. to 254. K.; AC
14.1167.AStephenson and Malanowski, 1987Based on data from 120. to 182. K. See also Dykyj, 1970.; AC
14.0175.N/AMichels and Wassenaar, 1950Based on data from 150. to 190. K.; AC
14.3161.N/ALamb and Roper, 1940Based on data from 148. to 174. K.; AC
14.4156.N/AEgan and Kemp, 1937Based on data from 124. to 171. K.; AC

Entropy of vaporization

ΔvapS (J/mol*K) Temperature (K) Reference Comment
79.95169.40Egan and Kemp, 1937DH

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
149.37 to 188.573.87261584.146-18.307Michels and Wassenaar, 1950Coefficents calculated by NIST from author's data.

Enthalpy of sublimation

ΔsubH (kJ/mol) Temperature (K) Method Reference Comment
18.491.5A,MSStephenson and Malanowski, 1987Based on data from 79. to 104. K. See also Tickner and Lossing, 1951.; AC
15.077. to 103.N/AMenaucourt, 1982AC

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Reference Comment
3.351103.97Chao, Hall, et al., 1983DH
3.351103.95Egan and Kemp, 1937DH
3.35104.Domalski and Hearing, 1996AC

Entropy of fusion

ΔfusS (J/mol*K) Temperature (K) Reference Comment
32.23103.97Chao, Hall, et al., 1983DH
32.23103.95Egan and Kemp, 1937DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:

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 as indicated in comments:
B - John E. Bartmess
MS - José A. Martinho Simões
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
RCD - Robert C. Dunbar
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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.

Reactions 1 to 50

C2H3- + Hydrogen cation = Ethylene

By formula: C2H3- + H+ = C2H4

Quantity Value Units Method Reference Comment
ΔrH°1704. ± 9.kJ/molAVGN/AAverage of 5 out of 6 values; Individual data points
Quantity Value Units Method Reference Comment
ΔrG°1677.8 ± 2.1kJ/molIMREErvin, Gronert, et al., 1990gas phase; B
ΔrG°1670. ± 8.8kJ/molH-TSDePuy, Gronert, et al., 1989gas phase; B
ΔrG°1668. ± 21.kJ/molH-TSPeerboom, Rademaker, et al., 1992gas phase; B
ΔrG°>1661.0kJ/molIMRBFroelicher, Freiser, et al., 1986gas phase; B

C7H4CrO5 (g) = C5CrO5 (g) + Ethylene (g)

By formula: C7H4CrO5 (g) = C5CrO5 (g) + C2H4 (g)

Quantity Value Units Method Reference Comment
ΔrH°105. ± 4.kJ/molKinGMcNamara, Becher, et al., 1994The reaction enthalpy was identified with the activation energy.; MS
ΔrH°103. ± 10.kJ/molKinGWells, House, et al., 1994The reaction enthalpy relies on the measured activation energy and on the assumption of a negligible barrier for product recombination Wells, House, et al., 1994.; MS

Silver ion (1+) + Ethylene = (Silver ion (1+) • Ethylene)

By formula: Ag+ + C2H4 = (Ag+ • C2H4)

Quantity Value Units Method Reference Comment
ΔrH°141.kJ/molHPMSGuo and Castleman, 1991gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
ΔrS°92.5J/mol*KN/AGuo and Castleman, 1991gas phase; Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
71.5750.HPMSGuo and Castleman, 1991gas phase; Entropy change calculated or estimated; M

NH4+ + Ethylene = (NH4+ • Ethylene)

By formula: H4N+ + C2H4 = (H4N+ • C2H4)

Quantity Value Units Method Reference Comment
ΔrH°42.kJ/molPHPMSDeakyne and Meot-Ner (Mautner), 1985gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
ΔrS°84.J/mol*KN/ADeakyne and Meot-Ner (Mautner), 1985gas phase; Entropy change calculated or estimated; M

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
15.294.PHPMSDeakyne and Meot-Ner (Mautner), 1985gas phase; Entropy change calculated or estimated; M

Cobalt ion (1+) + Ethylene = (Cobalt ion (1+) • Ethylene)

By formula: Co+ + C2H4 = (Co+ • C2H4)

Quantity Value Units Method Reference Comment
ΔrH°186. ± 9.2kJ/molCIDTSievers, Jarvis, et al., 1998RCD

Enthalpy of reaction

ΔrH° (kJ/mol) T (K) Method Reference Comment
179. (+7.1,-0.) CIDArmentrout and Kickel, 1994gas phase; guided ion beam CID; M
27. (+13.,-0.) CIDHaynes and Armentrout, 1994gas phase; ΔrH>=, guided ion beam CID; M

Ethyl Chloride = Ethylene + Hydrogen chloride

By formula: C2H5Cl = C2H4 + HCl

Quantity Value Units Method Reference Comment
ΔrH°92.0kJ/molEqkLevanova, Bushneva, et al., 1979liquid phase; ALS
ΔrH°71.5kJ/molEqkLevanova, Bushneva, et al., 1979gas phase; ALS
ΔrH°72.6 ± 2.1kJ/molEqkHowlett, 1955gas phase; ALS
ΔrH°71.5kJ/molEqkLane, Linnett, et al., 1953gas phase; ALS

Chromium ion (1+) + Ethylene = (Chromium ion (1+) • Ethylene)

By formula: Cr+ + C2H4 = (Cr+ • C2H4)

Quantity Value Units Method Reference Comment
ΔrH°96. ± 11.kJ/molCIDTSievers, Jarvis, et al., 1998RCD

Enthalpy of reaction

ΔrH° (kJ/mol) T (K) Method Reference Comment
125. (+19.,-0.) CIDArmentrout and Kickel, 1994gas phase; ΔrH>=, guided ion beam CID; M

Nickel ion (1+) + Ethylene = (Nickel ion (1+) • Ethylene)

By formula: Ni+ + C2H4 = (Ni+ • C2H4)

Quantity Value Units Method Reference Comment
ΔrH°182. ± 11.kJ/molCIDTSievers, Jarvis, et al., 1998RCD

Enthalpy of reaction

ΔrH° (kJ/mol) T (K) Method Reference Comment
138. (+19.,-0.) CIDArmentrout and Kickel, 1994gas phase; ΔrH>=, guided ion beam CID; M

Copper ion (1+) + Ethylene = (Copper ion (1+) • Ethylene)

By formula: Cu+ + C2H4 = (Cu+ • C2H4)

Quantity Value Units Method Reference Comment
ΔrH°176. ± 14.kJ/molCIDTSievers, Jarvis, et al., 1998RCD

Enthalpy of reaction

ΔrH° (kJ/mol) T (K) Method Reference Comment
95. (+11.,-0.) CIDArmentrout and Kickel, 1994gas phase; ΔrH>=, guided ion beam CID; M

Scandium ion (1+) + Ethylene = (Scandium ion (1+) • Ethylene)

By formula: Sc+ + C2H4 = (Sc+ • C2H4)

Quantity Value Units Method Reference Comment
ΔrH°220. ± 10.kJ/molPDissRanashinge and Freiser, 1992gas phase; M

Enthalpy of reaction

ΔrH° (kJ/mol) T (K) Method Reference Comment
131. CIDArmentrout and Kickel, 1994gas phase; ΔrH >=, guided ion beam CID; M

Lanthanum ion (1+) + Ethylene = (Lanthanum ion (1+) • Ethylene)

By formula: La+ + C2H4 = (La+ • C2H4)

Quantity Value Units Method Reference Comment
ΔrH°220. ± 10.kJ/molPDissRanashinge and Freiser, 1992gas phase; M

Enthalpy of reaction

ΔrH° (kJ/mol) T (K) Method Reference Comment
90.0 CIDArmentrout and Kickel, 1994gas phase; ΔrH>=, guided ion beam CID; M

Yttrium ion (1+) + Ethylene = (Yttrium ion (1+) • Ethylene)

By formula: Y+ + C2H4 = (Y+ • C2H4)

Quantity Value Units Method Reference Comment
ΔrH°220. ± 10.kJ/molPDissRanashinge and Freiser, 1992gas phase; M

Enthalpy of reaction

ΔrH° (kJ/mol) T (K) Method Reference Comment
109. CIDArmentrout and Kickel, 1994gas phase; ΔrH>=, guided ion beam CID; M

Titanium ion (1+) + Ethylene = (Titanium ion (1+) • Ethylene)

By formula: Ti+ + C2H4 = (Ti+ • C2H4)

Quantity Value Units Method Reference Comment
ΔrH°146. ± 11.kJ/molCIDTSievers, Jarvis, et al., 1998RCD

Enthalpy of reaction

ΔrH° (kJ/mol) T (K) Method Reference Comment
119. CIDArmentrout and Kickel, 1994gas phase; ΔrH>=, guided ion beam CID; M

Vanadium ion (1+) + Ethylene = (Vanadium ion (1+) • Ethylene)

By formula: V+ + C2H4 = (V+ • C2H4)

Quantity Value Units Method Reference Comment
ΔrH°125. ± 7.9kJ/molCIDTSievers, Jarvis, et al., 1998RCD

Enthalpy of reaction

ΔrH° (kJ/mol) T (K) Method Reference Comment
117. CIDArmentrout and Kickel, 1994gas phase; ΔrH>=, guided ion beam CID; M

Iron ion (1+) + Ethylene = (Iron ion (1+) • Ethylene)

By formula: Fe+ + C2H4 = (Fe+ • C2H4)

Quantity Value Units Method Reference Comment
ΔrH°145. ± 11.kJ/molCIDTSievers, Jarvis, et al., 1998RCD

Enthalpy of reaction

ΔrH° (kJ/mol) T (K) Method Reference Comment
145. (+5.9,-0.) CIDArmentrout and Kickel, 1994gas phase; guided ion beam CID; M

Ethylene + Bromine = Ethane, 1,2-dibromo-

By formula: C2H4 + Br2 = C2H4Br2

Quantity Value Units Method Reference Comment
ΔrH°-120.9 ± 1.3kJ/molCmConn, Kistiakowsky, et al., 1938gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -121.6 ± 1.3 kJ/mol; At 355 °K; ALS

Ethylene + Iodine = Ethane, 1,2-diiodo-

By formula: C2H4 + I2 = C2H4I2

Quantity Value Units Method Reference Comment
ΔrH°-48.1 ± 0.8kJ/molEqkAbrams and Davis, 1954gas phase; ALS
ΔrH°-56. ± 2.kJ/molEqkCutherbertson and Kistiakowsky, 1935gas phase; Heat of dissociation; ALS

(Silver ion (1+) • Ethylene) + Ethylene = (Silver ion (1+) • 2Ethylene)

By formula: (Ag+ • C2H4) + C2H4 = (Ag+ • 2C2H4)

Quantity Value Units Method Reference Comment
ΔrH°136.kJ/molHPMSGuo and Castleman, 1991gas phase; M
Quantity Value Units Method Reference Comment
ΔrS°126.J/mol*KHPMSGuo and Castleman, 1991gas phase; M

Hydrogen + Ethylene = Ethane

By formula: H2 + C2H4 = C2H6

Quantity Value Units Method Reference Comment
ΔrH°-136. ± 2.kJ/molChydKistiakowsky and Nickle, 1951gas phase; ALS
ΔrH°-136.3 ± 0.3kJ/molChydKistiakowsky, Romeyn, et al., 1935, 2gas phase; ALS

Ethyl bromide = Hydrogen bromide + Ethylene

By formula: C2H5Br = HBr + C2H4

Quantity Value Units Method Reference Comment
ΔrH°80.3 ± 2.1kJ/molEqkLane, Linnett, et al., 1953gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = 79.9 kJ/mol; ALS

C3H9Si+ + Ethylene = (C3H9Si+ • Ethylene)

By formula: C3H9Si+ + C2H4 = (C3H9Si+ • C2H4)

Quantity Value Units Method Reference Comment
ΔrH°98.7kJ/molPHPMSLi and Stone, 1989gas phase; M
Quantity Value Units Method Reference Comment
ΔrS°161.J/mol*KPHPMSLi and Stone, 1989gas phase; M

C2H4+ + Ethylene = (C2H4+ • Ethylene)

By formula: C2H4+ + C2H4 = (C2H4+ • C2H4)

Quantity Value Units Method Reference Comment
ΔrH°66.1kJ/molPIOno, Linn, et al., 1984gas phase; M
ΔrH°76.1kJ/molPICeyer, Tiedemann, et al., 1979gas phase; M

C6H4FeO4 (l) = 4Carbon monoxide (g) + iron (cr) + Ethylene (g)

By formula: C6H4FeO4 (l) = 4CO (g) + Fe (cr) + C2H4 (g)

Quantity Value Units Method Reference Comment
ΔrH°192.5 ± 8.4kJ/molHAL-HFCBrown, Connor, et al., 1976MS
ΔrH°185.4kJ/molTD-HFCBrown, Connor, et al., 1976MS

Bicyclo[2.2.2]oct-2-ene = 1,3-Cyclohexadiene + Ethylene

By formula: C8H12 = C6H8 + C2H4

Quantity Value Units Method Reference Comment
ΔrH°136.kJ/molKinHuybrechts, Rigaux, et al., 1980gas phase; Diels-Alder addition at 560°K, see Van Mele, Boon, et al., 1986; ALS

Fluorine anion + Ethylene = (Fluorine anion • Ethylene)

By formula: F- + C2H4 = (F- • C2H4)

Quantity Value Units Method Reference Comment
ΔrH°25. ± 13.kJ/molIMRBSullivan and Beauchamp, 1976gas phase; Structure: Roy and McMahon, 1985; B

Rh+ + Ethylene = (Rh+ • Ethylene)

By formula: Rh+ + C2H4 = (Rh+ • C2H4)

Enthalpy of reaction

ΔrH° (kJ/mol) T (K) Method Reference Comment
161. (+3.,-0.) CIDChen and Armetrout, 1995gas phase; guided ion beam CID; M

C7H9Cl2NPd (solution) + 1,3-Diazine (l) = (PdCl2(C5H5N)2) (solution) + Ethylene (solution)

By formula: C7H9Cl2NPd (solution) + C4H4N2 (l) = (PdCl2(C5H5N)2) (solution) + C2H4 (solution)

Quantity Value Units Method Reference Comment
ΔrH°-57.7 ± 1.7kJ/molRSCPartenheimer and Durham, 1974solvent: Dichloromethane; MS

Rhodium, bis(η2-ethene)(2,4-pentanedionato-O,O')- (solution) + 1,5-Cyclooctadiene, (Z,Z)- (solution) = C13H19O2Rh (solution) + 2Ethylene (solution)

By formula: C9H15O2Rh (solution) + C8H12 (solution) = C13H19O2Rh (solution) + 2C2H4 (solution)

Quantity Value Units Method Reference Comment
ΔrH°-9.0 ± 0.4kJ/molRSCJesse, Cordfunke, et al., 1979solvent: n-Heptane; MS

Hydrogen bromide (g) + C2H3BrMg (solution) = Ethylene (solution) + Br2Mg (solution)

By formula: HBr (g) + C2H3BrMg (solution) = C2H4 (solution) + Br2Mg (solution)

Quantity Value Units Method Reference Comment
ΔrH°-294.1 ± 2.2kJ/molRSCHolm, 1981solvent: Tetrahydrofuran; MS

C6HCrO6+ + Ethylene = (C6HCrO6+ • Ethylene)

By formula: C6HCrO6+ + C2H4 = (C6HCrO6+ • C2H4)

Quantity Value Units Method Reference Comment
ΔrH°59.8 ± 5.0kJ/molICRCDHop and McMahon, 1991gas phase; Ar collision gas; M

Aluminum ion (1+) + Ethylene = (Aluminum ion (1+) • Ethylene)

By formula: Al+ + C2H4 = (Al+ • C2H4)

Quantity Value Units Method Reference Comment
ΔrH°54.4 ± 8.4kJ/molCIDC,EqGStockigt, Schwarz, et al., 1996Anchored to theory; RCD

(CAS Reg. No. 25013-41-6 • 4294967295Ethylene) + Ethylene = CAS Reg. No. 25013-41-6

By formula: (CAS Reg. No. 25013-41-6 • 4294967295C2H4) + C2H4 = CAS Reg. No. 25013-41-6

Quantity Value Units Method Reference Comment
ΔrH°54.0 ± 8.8kJ/molN/ADePuy, Gronert, et al., 1989gas phase; B

Hydrogen + Ethene, chloro- = Ethylene + Hydrogen chloride

By formula: H2 + C2H3Cl = C2H4 + HCl

Quantity Value Units Method Reference Comment
ΔrH°-76.94kJ/molChydLacher, Kianpour, et al., 1956gas phase; At 298 K; ALS

Ethylene + Chlorine = Ethane, 1,2-dichloro-

By formula: C2H4 + Cl2 = C2H4Cl2

Quantity Value Units Method Reference Comment
ΔrH°-182.6 ± 0.63kJ/molCmConn, Kistiakowsky, et al., 1938gas phase; At 355 °K; ALS

Ethane, 1-chloro-2-iodo- = Iodine atom + Chlorine atom + Ethylene

By formula: C2H4ClI = I + Cl + C2H4

Quantity Value Units Method Reference Comment
ΔrH°320. ± 4.2kJ/molKinMinton, Felder, et al., 1984gas phase; ALS

(C2H4+ • Ethylene) + Ethylene = (C2H4+ • 2Ethylene)

By formula: (C2H4+ • C2H4) + C2H4 = (C2H4+ • 2C2H4)

Quantity Value Units Method Reference Comment
ΔrH°18.kJ/molPICeyer, Tiedemann, et al., 1979gas phase; M

C12H14Mo (cr) + Iodine (cr) = C10H10I2Mo (cr) + Ethylene (g)

By formula: C12H14Mo (cr) + I2 (cr) = C10H10I2Mo (cr) + C2H4 (g)

Quantity Value Units Method Reference Comment
ΔrH°-163.0 ± 2.1kJ/molRSCCalhorda, Carrondo, et al., 1991MS

Rhodium, bis(η2-ethene)(2,4-pentanedionato-O,O')- (cr) + 2Carbon monoxide (g) = Rhodium, dicarbonyl(2,4-pentanedionato-O,O')-, (SP-4-2)- (cr) + 2Ethylene (g)

By formula: C9H15O2Rh (cr) + 2CO (g) = C7H7O4Rh (cr) + 2C2H4 (g)

Quantity Value Units Method Reference Comment
ΔrH°-53.6 ± 1.7kJ/molDSCJesse, Baks, et al., 1978MS

C9H15IrO2 (cr) + 2Carbon monoxide (g) = C7H7IrO4 (cr) + 2Ethylene (g)

By formula: C9H15IrO2 (cr) + 2CO (g) = C7H7IrO4 (cr) + 2C2H4 (g)

Quantity Value Units Method Reference Comment
ΔrH°-74.1 ± 4.6kJ/molDSCJesse, Baks, et al., 1978MS

(Iron ion (1+) • Ethylene) + Ethylene = (Iron ion (1+) • 2Ethylene)

By formula: (Fe+ • C2H4) + C2H4 = (Fe+ • 2C2H4)

Quantity Value Units Method Reference Comment
ΔrH°151. ± 15.kJ/molCIDTSievers, Jarvis, et al., 1998RCD

(Chromium ion (1+) • Ethylene) + Ethylene = (Chromium ion (1+) • 2Ethylene)

By formula: (Cr+ • C2H4) + C2H4 = (Cr+ • 2C2H4)

Quantity Value Units Method Reference Comment
ΔrH°108. ± 11.kJ/molCIDTSievers, Jarvis, et al., 1998RCD

(Manganese ion (1+) • Ethylene) + Ethylene = (Manganese ion (1+) • 2Ethylene)

By formula: (Mn+ • C2H4) + C2H4 = (Mn+ • 2C2H4)

Quantity Value Units Method Reference Comment
ΔrH°88. ± 14.kJ/molCIDTSievers, Jarvis, et al., 1998RCD

(Vanadium ion (1+) • Ethylene) + Ethylene = (Vanadium ion (1+) • 2Ethylene)

By formula: (V+ • C2H4) + C2H4 = (V+ • 2C2H4)

Quantity Value Units Method Reference Comment
ΔrH°127. ± 14.kJ/molCIDTSievers, Jarvis, et al., 1998RCD

(Nickel ion (1+) • Ethylene) + Ethylene = (Nickel ion (1+) • 2Ethylene)

By formula: (Ni+ • C2H4) + C2H4 = (Ni+ • 2C2H4)

Quantity Value Units Method Reference Comment
ΔrH°173. ± 14.kJ/molCIDTSievers, Jarvis, et al., 1998RCD

(Cobalt ion (1+) • Ethylene) + Ethylene = (Cobalt ion (1+) • 2Ethylene)

By formula: (Co+ • C2H4) + C2H4 = (Co+ • 2C2H4)

Quantity Value Units Method Reference Comment
ΔrH°152. ± 14.kJ/molCIDTSievers, Jarvis, et al., 1998RCD

(Copper ion (1+) • Ethylene) + Ethylene = (Copper ion (1+) • 2Ethylene)

By formula: (Cu+ • C2H4) + C2H4 = (Cu+ • 2C2H4)

Quantity Value Units Method Reference Comment
ΔrH°174. ± 13.kJ/molCIDTSievers, Jarvis, et al., 1998RCD

2-Norbornene = 1,3-Cyclopentadiene + Ethylene

By formula: C7H10 = C5H6 + C2H4

Quantity Value Units Method Reference Comment
ΔrH°97.2 ± 2.5kJ/molEqkWalsh and Wells, 1976gas phase; ALS

2Ethylene = Cyclobutane

By formula: 2C2H4 = C4H8

Quantity Value Units Method Reference Comment
ΔrH°-86.6 ± 4.2kJ/molEqkQuick, Knecht, et al., 1972gas phase; At 750 K; ALS

Ethane, 1,2-diiodo- = Ethylene + Iodine

By formula: C2H4I2 = C2H4 + I2

Quantity Value Units Method Reference Comment
ΔrH°48.1 ± 0.8kJ/molEqkBenson and Amano, 1962gas phase; ALS

2-Butene, (E)- + Ethylene = cyclobutane, 1,2-dimethyl-, trans-

By formula: C4H8 + C2H4 = C6H12

Quantity Value Units Method Reference Comment
ΔrH°-69.9kJ/molEqkScacchi and Back, 1977liquid phase; ALS

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.

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Notes

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