Chemical Properties of Ethylene (CAS 74-85-1)

Ethylene

InChI
InChI=1S/C2H4/c1-2/h1-2H2
InChI Key
VGGSQFUCUMXWEO-UHFFFAOYSA-N
Formula
C2H4
SMILES
C=C
Molecular Weight1
28.05
CAS
74-85-1
Other Names
  • Acetene
  • Athylen
  • Bicarburretted hydrogen
  • C2H4
  • Elayl
  • Liquid ethyene
  • Olefiant gas
  • UN 1038
  • UN 1962
  • ethene
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Physical Properties

Property Value Unit Source
ω [0.0850; 0.0890]   Show Hide
ω 0.0850 PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
ω 0.0856 Passut and Danner (1973), critical constants and acentric factors Compiled value
ω 0.0870 ChemSep v8.3 pure component data Compiled value
ω 0.0890 KDB
PAff 680.50 kJ/mol NIST
Tig 723.15 K KDB
BasG 651.50 kJ/mol NIST
ΔcH°gas -1411.20 ± 0.30 kJ/mol NIST
μ [0.00; 0.00] debye Show Hide
μ 0.00 debye ChemSep v8.3 pure component data Compiled value
μ 0.00 debye KDB
LFL 2.70 % in Air KDB
UFL 28.60 % in Air KDB
Tflash,oc 137.04 K KDB
ΔfG° [68.16; 68.44] kJ/mol Show Hide
ΔfG° 68.44 kJ/mol ChemSep v8.3 pure component data Compiled value
ΔfG° 68.16 kJ/mol KDB
Rg 1.5380 KDB
ΔfH°gas [52.34; 52.56] kJ/mol Show Hide
ΔfH°gas 52.56 ± 0.15 kJ/mol Active Thermochemical Tables 1.112, gas-phase enthalpies of formation Compiled value
ΔfH°gas 52.51 kJ/mol ChemSep v8.3 pure component data Compiled value
ΔfH°gas 52.34 kJ/mol KDB
ΔfH°gas 52.40 ± 0.50 kJ/mol NIST
ΔfH°(+) ion 1067.00 ± 0.80 kJ/mol NIST
ΔfH(+) ion,0K 1080.00 kJ/mol NIST
ΔfusH° -1.83 kJ/mol Joback Calculated Property
IE [10.50; 10.80] eV Show Hide
IE 10.51 ± 0.00 eV NIST
IE 10.51 eV NIST
IE 10.51 ± 0.00 eV NIST
IE 10.51 ± 0.01 eV NIST
IE 10.51 ± 0.01 eV NIST
IE 10.51 eV NIST
IE 10.50 ± 0.02 eV NIST
IE 10.51 ± 0.01 eV NIST
IE 10.51 eV NIST
IE 10.51 ± 0.02 eV NIST
IE 10.50 eV NIST
IE 10.52 ± 0.00 eV NIST
IE 10.52 ± 0.00 eV NIST
IE 10.51 eV NIST
IE 10.50 eV NIST
IE 10.51 ± 0.00 eV NIST
IE 10.51 ± 0.01 eV NIST
IE 10.52 ± 0.00 eV NIST
IE 10.51 eV NIST
IE 10.51 eV NIST
IE 10.51 eV NIST
IE 10.56 eV NIST
IE 10.51 ± 0.02 eV NIST
IE 10.51 ± 0.05 eV NIST
IE 10.50 ± 0.05 eV NIST
IE 10.51 eV NIST
IE 10.51 ± 0.01 eV NIST
IE 10.50 ± 0.01 eV NIST
IE 10.51 ± 0.00 eV NIST
IE 10.50 ± 0.02 eV NIST
IE 10.52 ± 0.01 eV NIST
IE 10.51 ± 0.03 eV NIST
IE Outlier 10.80 ± 0.05 eV NIST
IE Outlier 10.68 eV NIST
IE 10.50 ± 0.01 eV NIST
IE 10.50 eV NIST
IE 10.50 eV NIST
log10WS [-0.40; -0.40]   Show Hide
log10WS -0.40 Aq. Solubility Prediction
log10WS -0.40 Estimated Solubility
logPoct/wat 0.802 Crippen Calculated Property
McVol 34.740 ml/mol McGowan Calculated Property
NFPA Fire 4 KDB
NFPA Health 1 KDB
NFPA Safety 2 KDB
Pc [5020.00; 5119.95] kPa Show Hide
Pc 5020.00 kPa Gas-Liquid Critical Properties of Ethylene + Hydrogen and Propylene + Hydrogen Binary Mixtures
Pc 5041.00 kPa IUPAC Vapor-Liquid Critical Properties of Elements and Compounds, part 6 Compiled value
Pc 5041.63 kPa PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Pc 5031.79 kPa Passut and Danner (1973), critical constants and acentric factors Compiled value
Pc 5041.00 kPa ChemSep v8.3 pure component data Compiled value
Pc 5042.00 kPa Air Liquide Gas Encyclopedia
Pc 5041.00 kPa KDB
Pc 5041.00 ± 4.00 kPa NIST
Pc 5055.00 ± 5.04 kPa NIST
Pc 5040.10 ± 5.00 kPa NIST
Pc 5055.00 ± 5.00 kPa NIST
Pc 5040.30 ± 0.20 kPa NIST
Pc 5040.30 ± 0.20 kPa NIST
Pc 5042.00 ± 4.00 kPa NIST
Pc 5076.00 ± 2.00 kPa NIST
Pc Outlier 5119.95 ± 20.26 kPa NIST
Pc 5061.00 ± 101.32 kPa NIST
Ptriple [0.12; 0.13] kPa Show Hide
Ptriple 0.12 ± 0.00 kPa Staveley, Lobo and Calado (1981), triple points Compiled value
Ptriple 0.13 kPa ChemSep v8.3 pure component data Compiled value
Ptriple 0.12 kPa Air Liquide Gas Encyclopedia
Ptriple 0.12 ± 0.01 kPa NIST
Ptriple 0.12 kPa NIST
ρc [214.05; 530.04] kg/m3 Show Hide
ρc 214.20 kg/m3 Air Liquide Gas Encyclopedia
ρc 214.05 ± 0.11 kg/m3 NIST
ρc 214.14 ± 0.11 kg/m3 NIST
ρc 214.16 ± 0.02 kg/m3 NIST
ρc Outlier 530.04 ± 0.20 kg/m3 NIST
ρc 215.97 ± 0.56 kg/m3 NIST
Inp [158.00; 188.00]   Show Hide
Inp 166.00 NIST
Inp 175.00 NIST
Inp 177.00 NIST
Inp 177.00 NIST
Inp 178.00 NIST
Inp 178.00 NIST
Inp 178.10 NIST
Inp 164.00 NIST
Inp 183.00 NIST
Inp 158.00 NIST
Inp 166.00 NIST
Inp 165.00 NIST
Inp 178.00 NIST
Inp 180.00 NIST
Inp 166.00 NIST
Inp 165.00 NIST
Inp 165.00 NIST
Inp 165.00 NIST
Inp 165.00 NIST
Inp 188.00 NIST
Inp 180.00 NIST
Inp 166.00 NIST
Inp 178.00 NIST
Inp 183.00 NIST
Inp 158.00 NIST
S°liquid 117.80 J/mol×K NIST
Tboil [168.08; 170.45] K Show Hide
Tboil 169.42 K ChemSep v8.3 pure component data Compiled value
Tboil 169.38 K Air Liquide Gas Encyclopedia
Tboil 169.38 K KDB
Tboil 169.35 ± 0.02 K NIST
Tboil 169.30 ± 0.20 K NIST
Tboil Outlier 168.08 ± 2.00 K NIST
Tboil 169.25 ± 0.50 K NIST
Tboil 169.00 ± 0.30 K NIST
Tboil 169.25 ± 0.50 K NIST
Tboil 169.43 ± 0.50 K NIST
Tboil 169.30 ± 0.50 K NIST
Tboil Outlier 170.45 ± 0.70 K NIST
Tc [282.33; 283.10] K Show Hide
Tc 282.34 K IUPAC Vapor-Liquid Critical Properties of Elements and Compounds, part 6 Compiled value
Tc 282.35 K PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Tc 282.36 K Passut and Danner (1973), critical constants and acentric factors Compiled value
Tc 282.34 K ChemSep v8.3 pure component data Compiled value
Tc 282.35 K Air Liquide Gas Encyclopedia
Tc 282.34 K KDB
Tc 282.34 ± 0.02 K NIST
Tc 282.33 ± 0.02 K NIST
Tc 282.35 ± 0.02 K NIST
Tc 282.33 ± 0.10 K NIST
Tc 282.34 ± 0.00 K NIST
Tc 282.34 ± 0.00 K NIST
Tc 282.35 ± 0.03 K NIST
Tc 282.65 ± 0.25 K NIST
Tc 282.69 ± 0.30 K NIST
Tc Outlier 283.10 ± 0.60 K NIST
Tfus [103.70; 104.05] K Show Hide
Tfus 104.05 K Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) Compiled value
Tfus 104.00 K ChemSep v8.3 pure component data Compiled value
Tfus 104.00 K Air Liquide Gas Encyclopedia
Tfus 104.00 K KDB
Tfus 104.01 K Aq. Solubility Prediction
Tfus 103.80 ± 0.20 K NIST
Tfus 103.70 ± 0.50 K NIST
Tfus 103.70 ± 1.00 K NIST
Ttriple [103.80; 104.10] K Show Hide
Ttriple 104.00 K Staveley, Lobo and Calado (1981), triple points Compiled value
Ttriple 104.00 K ChemSep v8.3 pure component data Compiled value
Ttriple 103.99 K Air Liquide Gas Encyclopedia
Ttriple 103.99 ± 0.05 K NIST
Ttriple 103.98 ± 0.01 K NIST
Ttriple 103.97 ± 0.02 K NIST
Ttriple 103.97 ± 0.03 K NIST
Ttriple 104.10 ± 0.50 K NIST
Ttriple 103.97 ± 0.02 K NIST
Ttriple 103.97 ± 0.15 K NIST
Ttriple 103.95 ± 0.10 K NIST
Ttriple Outlier 103.80 ± 0.30 K NIST
UQi 1.49 ChemSep v8.3 pure component data Compiled value
URi 1.57 ChemSep v8.3 pure component data Compiled value
Vc [0.129; 0.131] m3/kmol Show Hide
Vc 0.131 m3/kmol IUPAC Vapor-Liquid Critical Properties of Elements and Compounds, part 6 Compiled value
Vc 0.129 m3/kmol PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Vc 0.131 m3/kmol ChemSep v8.3 pure component data Compiled value
Vc 0.131 m3/kmol KDB
Vc 0.131 m3/kmol NIST
Vc 0.131 ± 0.000 m3/kmol NIST
Vc 0.131 ± 0.000 m3/kmol NIST
Vc 0.129 ± 0.000 m3/kmol NIST
VCOSTALD 0.13 m3/kmol Hankinson and Thomson (1979), COSTALD parameters Compiled value
ωSRK 0.83 Hankinson and Thomson (1979), COSTALD parameters Compiled value
Zc [0.2815210; 0.2820000]   Show Hide
Zc 0.2820000 IUPAC Vapor-Liquid Critical Properties of Elements and Compounds, part 6 Compiled value
Zc 0.2820000 ChemSep v8.3 pure component data Compiled value
Zc 0.2815210 KDB
Zra [0.28; 0.28]   Show Hide
Zra 0.28 Hankinson and Thomson (1979), COSTALD parameters Compiled value
Zra 0.28 ChemSep v8.3 pure component data Compiled value
Zra 0.28 KDB

Cheméo can also estimate Enthalpy of vaporization at standard conditions for this compound, but it falls outside the models' validated range, so it is not shown here. Open the prediction tool to compute it on demand.

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [34.66; 59.25] J/mol×K [178.15; 463.60] Show Hide
Cp,gas 34.66 ± 0.26 J/mol×K 178.15 NIST
Cp,gas 35.30 ± 0.26 J/mol×K 192.35 NIST
Cp,gas 36.29 ± 0.27 J/mol×K 210.40 NIST
Cp,gas 37.55 ± 0.28 J/mol×K 230.90 NIST
Cp,gas 39.02 ± 0.29 J/mol×K 250.60 NIST
Cp,gas 40.75 ± 0.02 J/mol×K 270.70 NIST
Cp,gas 41.02 ± 0.31 J/mol×K 271.80 NIST
Cp,gas 42.84 ± 0.32 J/mol×K 293.45 NIST
Cp,gas 43.47 ± 0.17 J/mol×K 300.00 NIST
Cp,gas 45.98 ± 0.04 J/mol×K 320.70 NIST
Cp,gas 49.74 ± 0.37 J/mol×K 367.70 NIST
Cp,gas 59.25 ± 0.44 J/mol×K 463.60 NIST
Cp,liquid [67.17; 68.90] J/mol×K [110.00; 170.00] Show Hide
Cp,liquid 68.90 J/mol×K 110.00 Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid 68.30 J/mol×K 120.00 Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid 67.83 J/mol×K 130.00 Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid 67.48 J/mol×K 140.00 Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid 67.26 J/mol×K 150.00 Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid 67.17 J/mol×K 160.00 Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid 67.21 J/mol×K 170.00 Zabransky, M., Ruzicka, V., Majer, V. and Domalski, E. (1997), Heat Capacity of Liquids: Critical Review and Recommended Values - Monograph No. 6, J. Phys. & Chem. Ref. Data (JPCRD), National Institute of Standards and Technology, Gaithersburg, MD
Cp,liquid 67.40 J/mol×K 170.00 NIST
Cp,liquid 67.24 J/mol×K 170.00 NIST
ΔfusH [3.35; 3.35] kJ/mol [103.95; 104.00] Show Hide
ΔfusH 3.35 kJ/mol 103.95 NIST
ΔfusH 3.35 kJ/mol 103.97 NIST
ΔfusH 3.35 kJ/mol 104.00 Air Liquide Gas Encyclopedia
ΔfusH 3.35 kJ/mol 104.00 NIST
ΔfusH 3.35 kJ/mol 104.00 NIST
ΔsubH [15.00; 18.40] kJ/mol [90.00; 91.50] Show Hide
ΔsubH 15.00 kJ/mol 90.00 NIST
ΔsubH 18.40 kJ/mol 91.50 NIST
ΔvapH [13.53; 14.40] kJ/mol [145.00; 267.00] Show Hide
ΔvapH 14.40 kJ/mol 145.00 NIST
ΔvapH 14.40 kJ/mol 147.50 NIST
ΔvapH 14.10 kJ/mol 151.00 NIST
ΔvapH 14.30 kJ/mol 161.00 NIST
ΔvapH 13.53 kJ/mol 169.38 Air Liquide Gas Encyclopedia
ΔvapH 13.54 kJ/mol 169.40 KDB
ΔvapH 13.54 kJ/mol 169.40 NIST
ΔvapH 14.00 kJ/mol 170.00 NIST
ΔvapH 13.70 kJ/mol 190.00 NIST
ΔvapH 13.70 kJ/mol 221.50 NIST
ΔvapH 13.60 kJ/mol 231.50 NIST
ΔvapH 14.00 kJ/mol 267.00 NIST
Pvap [1476.00; 4891.00] kPa [233.73; 280.98] Show Hide
Pvap 1476.00 kPa 233.73 Vapor-Liquid Equilibrium (PTxy) Measurements and Modeling for the CO-C2H4 Binary System
Pvap 1932.30 kPa 243.08 Vapor-Liquid Equilibrium (PTxy) Measurements and Modeling for the CO-C2H4 Binary System
Pvap 2534.80 kPa 253.22 Vapor-Liquid Equilibrium (PTxy) Measurements and Modeling for the CO-C2H4 Binary System
Pvap 2732.00 kPa 256.22 Isothermal vapor-liquid equilibrium data for the ethylene + 1,1,2,3,3,3-hexafluoro-1-propene binary system between 258 and 308 K at pressures up to 4.56 MPa
Pvap 2903.00 kPa 258.59 Isothermal vapor-liquid equilibrium data for the ethylene + 1,1,2,3,3,3-hexafluoro-1-propene binary system between 258 and 308 K at pressures up to 4.56 MPa
Pvap 3083.00 kPa 261.02 Isothermal vapor-liquid equilibrium data for the ethylene + 1,1,2,3,3,3-hexafluoro-1-propene binary system between 258 and 308 K at pressures up to 4.56 MPa
Pvap 3247.50 kPa 263.22 Vapor-Liquid Equilibrium (PTxy) Measurements and Modeling for the CO-C2H4 Binary System
Pvap 3272.00 kPa 263.48 Isothermal vapor-liquid equilibrium data for the ethylene + 1,1,2,3,3,3-hexafluoro-1-propene binary system between 258 and 308 K at pressures up to 4.56 MPa
Pvap 3470.00 kPa 265.94 Isothermal vapor-liquid equilibrium data for the ethylene + 1,1,2,3,3,3-hexafluoro-1-propene binary system between 258 and 308 K at pressures up to 4.56 MPa
Pvap 3648.50 kPa 268.13 Vapor-liquid equilibria of ethylene (C2H4) + decafluorobutane (C4F10) at 268 to 298 K from experiment, molecular simulation and the Peng-Robinson equation of state
Pvap 3671.00 kPa 268.37 Isothermal vapor-liquid equilibrium data for the ethylene + 1,1,2,3,3,3-hexafluoro-1-propene binary system between 258 and 308 K at pressures up to 4.56 MPa
Pvap 3891.00 kPa 270.85 Isothermal vapor-liquid equilibrium data for the ethylene + 1,1,2,3,3,3-hexafluoro-1-propene binary system between 258 and 308 K at pressures up to 4.56 MPa
Pvap 4094.00 kPa 273.15 Phase equilibrium and critical point data for ethylene and chlorodifluoromethane binary mixtures using a new static-analytic apparatus
Pvap 4102.00 kPa 273.18 Vapor-Liquid Equilibrium (PTxy) Measurements and Modeling for the CO-C2H4 Binary System
Pvap 4113.00 kPa 273.29 Isothermal vapor-liquid equilibrium data for the ethylene + 1,1,2,3,3,3-hexafluoro-1-propene binary system between 258 and 308 K at pressures up to 4.56 MPa
Pvap 4339.00 kPa 275.68 Isothermal vapor-liquid equilibrium data for the ethylene + 1,1,2,3,3,3-hexafluoro-1-propene binary system between 258 and 308 K at pressures up to 4.56 MPa
Pvap 4588.00 kPa 278.16 Isothermal vapor-liquid equilibrium data for the ethylene + 1,1,2,3,3,3-hexafluoro-1-propene binary system between 258 and 308 K at pressures up to 4.56 MPa
Pvap 4611.20 kPa 278.36 Vapor-liquid equilibria of ethylene (C2H4) + decafluorobutane (C4F10) at 268 to 298 K from experiment, molecular simulation and the Peng-Robinson equation of state
Pvap 4891.00 kPa 280.98 Isothermal vapor-liquid equilibrium data for the ethylene + 1,1,2,3,3,3-hexafluoro-1-propene binary system between 258 and 308 K at pressures up to 4.56 MPa
ρg [1.19; 2.09] kg/m3 [169.38; 288.15] Show Hide
ρg 2.09 kg/m3 169.38 Air Liquide Gas Encyclopedia
ρg 1.19 kg/m3 288.15 Air Liquide Gas Encyclopedia
ρl [567.65; 577.00] kg/m3 [163.00; 169.38] Show Hide
ρl 577.00 kg/m3 163.00 KDB
ρl 567.65 kg/m3 169.38 Air Liquide Gas Encyclopedia
ΔfusS [32.23; 32.23] J/mol×K [103.95; 103.97] Show Hide
ΔfusS 32.23 J/mol×K 103.95 NIST
ΔfusS 32.23 J/mol×K 103.97 NIST
γ 0.02 N/m 133.20 KDB
ΔvapS 79.95 J/mol×K 169.40 NIST
λgas [0.02; 0.04] W/m×K [283.47; 425.62] Show Hide
λgas 0.02 W/m×K 283.47 Measurements of the thermal conductivity of ethene in the supercritical region
λgas 0.02 W/m×K 283.96 Measurements of the thermal conductivity of ethene in the supercritical region
λgas 0.02 W/m×K 284.89 Measurements of the thermal conductivity of ethene in the supercritical region
λgas 0.02 W/m×K 302.21 Measurements of the thermal conductivity of ethene in the supercritical region
λgas 0.02 W/m×K 303.10 Measurements of the thermal conductivity of ethene in the supercritical region
λgas 0.04 W/m×K 425.00 Measurements of the thermal conductivity of ethene in the supercritical region
λgas 0.04 W/m×K 425.62 Measurements of the thermal conductivity of ethene in the supercritical region

Correlations

Property Value Unit Temperature (K) Source
Cp,gas [33.07; 110.46] J/mol×K [50.00; 1500.00] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A + exp(B/T + C + D·T + E·T²)
Y is Cp,gas in J/mol×K, T in K
Coefficient A3.30719e+01
Coefficient B-8.60028e+02
Coefficient C5.32031e+00
Coefficient D-5.09703e-04
Coefficient E1.62839e-07
Temperature range, min.50.00
Temperature range, max.1500.00
Cp,gas 33.07 J/mol×K 50.00 Calculated Property
Cp,gas 36.22 J/mol×K 211.11 Calculated Property
Cp,gas 50.23 J/mol×K 372.22 Calculated Property
Cp,gas 65.60 J/mol×K 533.33 Calculated Property
Cp,gas 78.06 J/mol×K 694.44 Calculated Property
Cp,gas 87.57 J/mol×K 855.56 Calculated Property
Cp,gas 94.91 J/mol×K 1016.67 Calculated Property
Cp,gas 100.81 J/mol×K 1177.78 Calculated Property
Cp,gas 105.85 J/mol×K 1338.89 Calculated Property
Cp,gas 110.46 J/mol×K 1500.00 Calculated Property
Cp,gas [42.84; 101.68] J/mol×K [298.00; 1200.00] NIST Show Hide
EquationY = A + B·t + C·t² + D·t³ + E/t², t = T/1000
Y is Cp,gas in J/mol×K, T in K
Coefficient A-6.38788e+00
Coefficient B1.84402e+02
Coefficient C-1.12972e+02
Coefficient D2.84959e+01
Coefficient E3.15540e-01
ReferenceChase, 1998
CommentF=48.17332, G=163.1568, H=52.46694; Data last reviewed in September, 1965
Temperature range, min.298.00
Temperature range, max.1200.00
Cp,gas 42.84 J/mol×K 298.00 Calculated Property
Cp,gas 52.92 J/mol×K 398.22 Calculated Property
Cp,gas 62.26 J/mol×K 498.44 Calculated Property
Cp,gas 70.51 J/mol×K 598.67 Calculated Property
Cp,gas 77.68 J/mol×K 698.89 Calculated Property
Cp,gas 83.86 J/mol×K 799.11 Calculated Property
Cp,gas 89.20 J/mol×K 899.33 Calculated Property
Cp,gas 93.83 J/mol×K 999.56 Calculated Property
Cp,gas 97.94 J/mol×K 1099.78 Calculated Property
Cp,gas 101.68 J/mol×K 1200.00 Calculated Property
Cp,gas [101.35; 131.27] J/mol×K [1200.00; 6000.00] NIST Show Hide
EquationY = A + B·t + C·t² + D·t³ + E/t², t = T/1000
Y is Cp,gas in J/mol×K, T in K
Coefficient A1.06510e+02
Coefficient B1.37326e+01
Coefficient C-2.62848e+00
Coefficient D1.74595e-01
Coefficient E-2.61447e+01
ReferenceChase, 1998
CommentF=-35.36237, G=275.0424, H=52.46694; Data last reviewed in September, 1965
Temperature range, min.1200.00
Temperature range, max.6000.00
Cp,gas 101.35 J/mol×K 1200.00 Calculated Property
Cp,gas 114.62 J/mol×K 1733.33 Calculated Property
Cp,gas 121.08 J/mol×K 2266.67 Calculated Property
Cp,gas 124.85 J/mol×K 2800.00 Calculated Property
Cp,gas 127.19 J/mol×K 3333.33 Calculated Property
Cp,gas 128.66 J/mol×K 3866.67 Calculated Property
Cp,gas 129.57 J/mol×K 4400.00 Calculated Property
Cp,gas 130.18 J/mol×K 4933.33 Calculated Property
Cp,gas 130.68 J/mol×K 5466.67 Calculated Property
Cp,gas 131.27 J/mol×K 6000.00 Calculated Property
Property Value Unit Temperature (K) Source
Cp,liquid [68.02; 110.75] J/mol×K [99.82; 259.95] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A + exp(B/T + C + D·T + E·T²)
Y is Cp,liquid in J/mol×K, T in K
Coefficient A6.80160e+01
Coefficient B-2.24140e+04
Coefficient C2.79842e+02
Coefficient D-1.18020e+00
Coefficient E1.73040e-03
Temperature range, min.99.82
Temperature range, max.259.95
Cp,liquid 68.02 J/mol×K 99.82 Calculated Property
Cp,liquid 68.02 J/mol×K 117.61 Calculated Property
Cp,liquid 68.02 J/mol×K 135.40 Calculated Property
Cp,liquid 68.02 J/mol×K 153.20 Calculated Property
Cp,liquid 68.10 J/mol×K 170.99 Calculated Property
Cp,liquid 69.00 J/mol×K 188.78 Calculated Property
Cp,liquid 72.00 J/mol×K 206.57 Calculated Property
Cp,liquid 77.55 J/mol×K 224.37 Calculated Property
Cp,liquid 87.30 J/mol×K 242.16 Calculated Property
Cp,liquid 110.75 J/mol×K 259.95 Calculated Property
Property Value Unit Temperature (K) Source
η [0.0006793; 0.0000437] Pa×s [103.10; 282.34] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = exp(A + B/T + C·ln(T) + D·T^E)
Y is η in Pa×s, T in K
Coefficient A-8.95560e+00
Coefficient B2.88210e+02
Coefficient C-2.19850e-01
Coefficient D-1.08310e-05
Coefficient E2.00000e+00
CommentRange stopped at Tc; ChemSep gives it to 283 K.
Temperature range, min.103.10
Temperature range, max.282.34
η 0.0006793 Pa×s 103.10 Calculated Property
η 0.0003958 Pa×s 123.02 Calculated Property
η 0.0002609 Pa×s 142.93 Calculated Property
η 0.0001855 Pa×s 162.85 Calculated Property
η 0.0001384 Pa×s 182.76 Calculated Property
η 0.0001066 Pa×s 202.68 Calculated Property
η 0.0000839 Pa×s 222.59 Calculated Property
η 0.0000670 Pa×s 242.51 Calculated Property
η 0.0000539 Pa×s 262.42 Calculated Property
η 0.0000437 Pa×s 282.34 Calculated Property
Property Value Unit Temperature (K) Source
ΔvapH [15.93; 0.00] kJ/mol [104.00; 282.34] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A·(1 − Tr)^(B + C·Tr + D·Tr² + E·Tr³), Tr = T/Tc
Y is ΔvapH in kJ/mol, T in K
Coefficient A2.16580e+01
Coefficient B1.21640e+00
Coefficient C-2.15380e+00
Coefficient D2.07680e+00
Coefficient E-7.30960e-01
Critical temperature, Tc (K)2.82340e+02
CommentRange stopped at Tc; ChemSep gives it to 282.35 K.
Temperature range, min.104.00
Temperature range, max.282.34
ΔvapH 15.93 kJ/mol 104.00 Calculated Property
ΔvapH 15.23 kJ/mol 123.82 Calculated Property
ΔvapH 14.53 kJ/mol 143.63 Calculated Property
ΔvapH 13.77 kJ/mol 163.45 Calculated Property
ΔvapH 12.92 kJ/mol 183.26 Calculated Property
ΔvapH 11.93 kJ/mol 203.08 Calculated Property
ΔvapH 10.73 kJ/mol 222.89 Calculated Property
ΔvapH 9.21 kJ/mol 242.71 Calculated Property
ΔvapH 7.06 kJ/mol 262.52 Calculated Property
ΔvapH 0.00 kJ/mol 282.34 Calculated Property
Property Value Unit Temperature (K) Source
Pvap [0.14; 5057.85] kPa [104.00; 282.35] The Yaws Handbook of Vapor Pressure Show Hide
Equationln(Y) = A + B/(T + C)
Y is Pvap in kPa, T in K
Coefficient A1.40310e+01
Coefficient B-1.49623e+03
Coefficient C-1.04200e+01
Temperature range, min.104.00
Temperature range, max.282.35
Pvap 0.14 kPa 104.00 Calculated Property
Pvap 2.31 kPa 123.82 Calculated Property
Pvap 16.43 kPa 143.63 Calculated Property
Pvap 70.36 kPa 163.45 Calculated Property
Pvap 215.84 kPa 183.27 Calculated Property
Pvap 525.80 kPa 203.08 Calculated Property
Pvap 1084.87 kPa 222.90 Calculated Property
Pvap 1978.17 kPa 242.72 Calculated Property
Pvap 3282.00 kPa 262.53 Calculated Property
Pvap 5057.85 kPa 282.35 Calculated Property
Pvap [0.12; 5039.04] kPa [104.00; 282.34] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = exp(A + B/T + C·ln(T) + D·T^E)
Y is Pvap in kPa, T in K
Coefficient A4.76245e+01
Coefficient B-2.45842e+03
Coefficient C-5.66004e+00
Coefficient D1.94185e-05
Coefficient E2.00000e+00
CommentRange stopped at Tc; ChemSep gives it to 282.35 K.
Temperature range, min.104.00
Temperature range, max.282.34
Pvap 0.12 kPa 104.00 Calculated Property
Pvap 2.21 kPa 123.82 Calculated Property
Pvap 16.35 kPa 143.63 Calculated Property
Pvap 70.52 kPa 163.45 Calculated Property
Pvap 214.42 kPa 183.26 Calculated Property
Pvap 515.15 kPa 203.08 Calculated Property
Pvap 1051.12 kPa 222.89 Calculated Property
Pvap 1910.65 kPa 242.71 Calculated Property
Pvap 3196.94 kPa 262.52 Calculated Property
Pvap 5039.04 kPa 282.34 Calculated Property
Pvap [0.13; 5023.31] kPa [104.01; 282.36] KDB Vapor Pressure Data Show Hide
Equationln(Y) = A + B/T + C·ln(T) + D·T² + E/T²
Y is Pvap in kPa, T in K
Coefficient A4.31991e+01
Coefficient B-2.35577e+03
Coefficient C-4.89843e+00
Coefficient D1.64142e-05
Coefficient E0.00000e+00
Temperature range, min.104.01
Temperature range, max.282.36
Pvap 0.13 kPa 104.01 Calculated Property
Pvap 2.27 kPa 123.83 Calculated Property
Pvap 16.54 kPa 143.64 Calculated Property
Pvap 70.85 kPa 163.46 Calculated Property
Pvap 215.10 kPa 183.28 Calculated Property
Pvap 517.00 kPa 203.09 Calculated Property
Pvap 1055.47 kPa 222.91 Calculated Property
Pvap 1917.59 kPa 242.73 Calculated Property
Pvap 3201.28 kPa 262.54 Calculated Property
Pvap 5023.31 kPa 282.36 Calculated Property
Pvap [26.04; 276.54] kPa [149.37; 188.57] NIST Show Hide
Equationln(Y) = A + B/(T + C)
Y is Pvap in kPa, T in K
Coefficient A1.35222e+01
Coefficient B-1.34505e+03
Coefficient C-1.83070e+01
ReferenceMichels and Wassenaar, 1950
CommentCoefficents calculated by NIST from author's data.
Temperature range, min.149.37
Temperature range, max.188.57
Pvap 26.04 kPa 149.37 Calculated Property
Pvap 36.22 kPa 153.73 Calculated Property
Pvap 49.36 kPa 158.08 Calculated Property
Pvap 66.02 kPa 162.44 Calculated Property
Pvap 86.81 kPa 166.79 Calculated Property
Pvap 112.38 kPa 171.15 Calculated Property
Pvap 143.41 kPa 175.50 Calculated Property
Pvap 180.62 kPa 179.86 Calculated Property
Pvap 224.75 kPa 184.21 Calculated Property
Pvap 276.54 kPa 188.57 Calculated Property
Property Value Unit Temperature (K) Source
ρl [646.66; 238.57] kg/m3 [103.18; 282.34] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A / B^(1 + (1 − T/C)^D)
Y is ρl in kg/m3, T in K
Coefficient A6.67160e+01
Coefficient B2.95420e-01
Coefficient C2.82360e+02
Coefficient D3.24560e-01
CommentRange stopped at Tc; ChemSep gives it to 282.35 K.
Temperature range, min.103.18
Temperature range, max.282.34
ρl 646.66 kg/m3 103.18 Calculated Property
ρl 621.65 kg/m3 123.09 Calculated Property
ρl 595.52 kg/m3 142.99 Calculated Property
ρl 568.00 kg/m3 162.90 Calculated Property
ρl 538.69 kg/m3 182.81 Calculated Property
ρl 506.95 kg/m3 202.71 Calculated Property
ρl 471.70 kg/m3 222.62 Calculated Property
ρl 430.77 kg/m3 242.53 Calculated Property
ρl 378.25 kg/m3 262.43 Calculated Property
ρl 238.57 kg/m3 282.34 Calculated Property
Property Value Unit Temperature (K) Source
γ [0.03; 8.02e-04] N/m [104.00; 272.95] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A + exp(B/T + C + D·T + E·T²)
Y is γ in N/m, T in K
Coefficient A-2.85900e-03
Coefficient B2.36180e+02
Coefficient C-7.98780e+00
Coefficient D3.21450e-02
Coefficient E-9.74690e-05
Temperature range, min.104.00
Temperature range, max.272.95
γ 0.03 N/m 104.00 Calculated Property
γ 0.02 N/m 122.77 Calculated Property
γ 0.02 N/m 141.54 Calculated Property
γ 0.02 N/m 160.32 Calculated Property
γ 0.01 N/m 179.09 Calculated Property
γ 0.01 N/m 197.86 Calculated Property
γ 0.01 N/m 216.63 Calculated Property
γ 0.01 N/m 235.41 Calculated Property
γ 0.00 N/m 254.18 Calculated Property
γ 8.02e-04 N/m 272.95 Calculated Property
Property Value Unit Temperature (K) Source
λgas [0.01; 0.07] W/m×K [170.00; 590.92] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A·T^B / (1 + C/T + D/T²)
Y is λgas in W/m×K, T in K
Coefficient A9.32470e-06
Coefficient B1.46070e+00
Coefficient C4.10480e+02
Coefficient D-4.44050e+04
Temperature range, min.170.00
Temperature range, max.590.92
λgas 0.01 W/m×K 170.00 Calculated Property
λgas 0.01 W/m×K 216.77 Calculated Property
λgas 0.02 W/m×K 263.54 Calculated Property
λgas 0.02 W/m×K 310.31 Calculated Property
λgas 0.03 W/m×K 357.08 Calculated Property
λgas 0.03 W/m×K 403.84 Calculated Property
λgas 0.04 W/m×K 450.61 Calculated Property
λgas 0.05 W/m×K 497.38 Calculated Property
λgas 0.06 W/m×K 544.15 Calculated Property
λgas 0.07 W/m×K 590.92 Calculated Property
Property Value Unit Temperature (K) Source
λliquid [0.27; 0.08] W/m×K [100.00; 280.00] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A + exp(B/T + C + D·T + E·T²)
Y is λliquid in W/m×K, T in K
Coefficient A-1.94990e-01
Coefficient B-1.11780e+01
Coefficient C-3.11820e-01
Coefficient D-3.48440e-03
Coefficient E3.58730e-07
Temperature range, min.100.00
Temperature range, max.280.00
λliquid 0.27 W/m×K 100.00 Calculated Property
λliquid 0.25 W/m×K 120.00 Calculated Property
λliquid 0.22 W/m×K 140.00 Calculated Property
λliquid 0.20 W/m×K 160.00 Calculated Property
λliquid 0.18 W/m×K 180.00 Calculated Property
λliquid 0.15 W/m×K 200.00 Calculated Property
λliquid 0.13 W/m×K 220.00 Calculated Property
λliquid 0.11 W/m×K 240.00 Calculated Property
λliquid 0.10 W/m×K 260.00 Calculated Property
λliquid 0.08 W/m×K 280.00 Calculated Property

Similar Compounds

(Z)-Ethylene-1,2-d2. Vinyl radical. CH2=C. Vinyl bromide. Propadienylidene. Ethene, fluoro-. Vinyl iodide. Ethene, chloro-. Vinyloxy radical. Ketene. CH2CCH. Allene. Ethene, 1,1-difluoro-. Ethene, 1,1-dichloro-. Ethylene, 1,1-dibromo-.

Find more compounds similar to Ethylene.

Mixtures

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Sources

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