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| {{Use dmy dates|date=July 2013}}
| | Alyson is what my spouse loves to contact me but I don't like when individuals use my full name. Ohio is where his house is and his family members loves it. To climb is something she would by no means give up. My working day occupation is a travel agent.<br><br>Also visit my web blog: telephone psychic; [http://afeen.fbho.net/v2/index.php?do=/profile-210/info/ afeen.fbho.net], |
| <!-- To obtain a blank version of this page, type subst:chembox supplement inside of double curly braces, {{}}, and save the page -->
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| This page provides supplementary chemical data on [[ethane]]. <!-- replace with proper wikilink -->
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| == Material Safety Data Sheet == <!-- KEEP this header, it is linked to from the infobox on the main article page -->
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| The handling of this chemical may incur notable safety precautions. It is highly recommend that you seek the Material Safety Datasheet ([[Material safety data sheet|MSDS]]) for this chemical from a reliable source such as [http://www2.siri.org/msds/index.php SIRI], and follow its directions.
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| == Structure and properties == <!-- KEEP this header, it is linked to from the infobox on the main article page -->
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| {| border="1" cellspacing="0" cellpadding="3" style="margin: 0 0 0 0.5em; background: #FFFFFF; border-collapse: collapse; border-color: #C0C090;"
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| ! {{chembox header}} | Structure and properties
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| |-
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| | [[Index of refraction]], ''n''<sub>D</sub>
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| | ? <!-- Please omit if not applicable -->
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| | [[Abbe number]]
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| |? <!-- Please omit if not applicable -->
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| | [[Dielectric constant]], ε<sub>r</sub>
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| | ? ε<sub>0</sub> at ? °C <!-- Please omit if not applicable -->
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| |-
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| | [[Bond strength]]
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| | ? <!-- Specify which bond. Please omit if not applicable -->
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| | [[Bond length]]
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| | ? <!-- Specify which bond. Please omit if not applicable -->
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| | [[Bond angle]]
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| | ? <!-- Specify which angle, e.g. Cl-P-O. Please omit if not applicable -->
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| | [[Magnetic susceptibility]]
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| | ? <!-- Please omit if not applicable -->
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| | [[Surface tension]]
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| | 21.16 dyn/cm at –119.9°C
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| == Thermodynamic properties == <!-- KEEP this header, it is linked to from the infobox on the main article page -->
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| {| border="1" cellspacing="0" cellpadding="6" style="margin: 0 0 0 0.5em; background: #FFFFFF; border-collapse: collapse; border-color: #C0C090;"
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| ! {{chembox header}} | Phase behavior
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| | [[Triple point]]
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| | 91 K (-182 °C), 1.1 Pa
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| | [[Critical point (chemistry)|Critical point]]
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| | 305.3 K (32.2 °C), 4.9 MPa
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| | [[Standard enthalpy change of fusion|Std enthalpy change<br/>of fusion]], Δ<sub>fus</sub>''H''<sup><s>o</s></sup>
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| | 9.76 kJ/mol at –182°C
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| |-
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| | [[Standard entropy change of fusion|Std entropy change<br/>of fusion]], Δ<sub>fus</sub>''S''<sup><s>o</s></sup>
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| | 6.46 J/(mol·K) at –182°C
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| |-
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| | [[Standard enthalpy change of vaporization|Std enthalpy change<br/>of vaporization]], Δ<sub>vap</sub>''H''<sup><s>o</s></sup><br>crystal I → liquid
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| | 14.703 kJ/mol at –89.0°C
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| | [[Standard entropy change of vaporization|Std entropy change<br/>of vaporization]], Δ<sub>vap</sub>''S''<sup><s>o</s></sup><br>crystal I → liquid
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| | 79.87 J/(mol·K) at –89.0°C
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| |-
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| | [[Standard enthalpy change of state transition|Std enthalpy change<br>of state transition]], Δ<sub>trs</sub>''H''<sup><s>o</s></sup><br>crystal II → crystal I
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| | 2.282 kJ/mol at –183.3°C
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| | [[Standard entropy change of state transition|Std entropy change<br>of state transition]], Δ<sub>trs</sub>''S''<sup><s>o</s></sup><br>crystal II → crystal I
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| | 25.48 kJ/mol at –183.3°C
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| ! {{chembox header}} | Solid properties
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| | [[Standard enthalpy change of formation|Std enthalpy change<br/>of formation]], Δ<sub>f</sub>''H''<sup><s>o</s></sup><sub>solid</sub>
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| | ? kJ/mol
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| | [[Standard molar entropy]],<br/>''S''<sup><s>o</s></sup><sub>solid</sub>
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| | ? J/(mol K)
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| | [[Heat capacity]], ''c<sub>p</sub>''
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| | ? J/(mol K)
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| ! {{chembox header}} | Liquid properties
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| | [[Standard enthalpy change of formation|Std enthalpy change<br/>of formation]], Δ<sub>f</sub>''H''<sup><s>o</s></sup><sub>liquid</sub>
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| | ? kJ/mol
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| | [[Standard molar entropy]],<br/>''S''<sup><s>o</s></sup><sub>liquid</sub>
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| | 126.7 J/(mol K)
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| | [[Heat capacity]], ''c<sub>p</sub>''
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| | 68.5 J/(mol K) at –179°C
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| ! {{chembox header}} | Gas properties
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| | [[Standard enthalpy change of formation|Std enthalpy change<br/>of formation]], Δ<sub>f</sub>''H''<sup><s>o</s></sup><sub>gas</sub>
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| | –83.8 kJ/mol
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| | [[Standard molar entropy]],<br/>''S''<sup><s>o</s></sup><sub>gas</sub>
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| | 229.6 J/(mol K)
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| | [[Enthalpy of combustion]], Δ<sub>c</sub>''H''<sup><s>o</s></sup>
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| | –1560.7 kJ/mol
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| | [[Heat capacity]], ''c<sub>p</sub>''
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| | 52.49 J/(mol K) at 25°C
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| | [[van der Waals equation|van der Waals' constants]]<ref name="lange1522">''Lange's Handbook of Chemistry'' 10th ed, pp 1522-1524</ref>
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| | a = 556.2 L<sup>2</sup> kPa/mol<sup>2</sup><br> b = 0.06380 liter per mole
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| |}
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| ==Vapor pressure of liquid==
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| {| border="1" cellspacing="0" cellpadding="6" style="margin: 0 0 0 0.5em; background: white; border-collapse: collapse; border-color: #C0C090;"
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| | {{chembox header}} | '''P in mm Hg''' || 1 || 10 || 40 || 100 || 400 || 760 || 1520 || 3800 || 7600 || 15200 || 30400 || 45600
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| | {{chembox header}} | '''T in °C''' || –159.5 || –142.9 || –129.8 || –119.3 || –99.6 || –88.6 || –75.0 || –52.8 || –32.0 || –6.4 || 23.6 || —
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| Table data obtained from ''CRC Handbook of Chemistry and Physics'' 44th ed.
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| [[Image:LogEthaneVaporPressure.png|thumb|627px|left|'''log<sub>10</sub> of Ethane vapor pressure.''' Uses formula <math>\scriptstyle \log_e P_{mmHg} = </math><math> \scriptstyle \log_e (\frac {760} {101.325}) - 5.381564 \log_e(T+273.15) - \frac {2626.728} {T+273.15} + 1.601858 \times 10^{-05}(T+273.15)^2</math> obtained from CHERIC<ref>{{Cite web|url=http://www.cheric.org/research/kdb/hcprop/cmpsrch.php|title=Pure Component Properties|publisher=Chemical Engineering Research Information Center|format=Queriable database|accessdate=8 May 2007}}</ref>]]{{Clear}} | |
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| == Melting point data== <!-- KEEP this header, it is linked to from the infobox on the main article page -->
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| Mean value for acceptable data: '''-183.01 °C''' (90.14 K)
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| Sources used, from [http://precedings.nature.com/documents/6229/version/1 ONS Open Melting Point Collection]:<ref name=Bradley2011>{{Cite web|url= http://precedings.nature.com/documents/6229/version/1|title= ONS Open Melting Point Collection|year= 2011|doi = 10.1038/npre.2011.6229.1}}</ref>
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| * -183.33 °C<ref name=Burnett1970>{{cite journal|author = Burnett, Lowell J.|coauthors = Muller, Burton H.|year = 1970|title = Melting points of ethane and three of its deuterated modifications|journal = J. Chem. Eng. Data|volume = 15 |issue = 1|pages = 154–157|doi = 10.1021/je60044a013}}</ref>
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| * -182.85 °C from CHERIC<ref name=CHERIC>{{Cite web|url=http://www.cheric.org/kdb/kdb/hcprop/showprop.php?cmpid=2|title=CHERIC|publisher=Chemical Engineering Research Information Center|format=Queriable database|accessdate=25 August 2011}}</ref>
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| * -182.78 °C<ref name=Givens1977>{{cite journal|author = Givens, F. L. |coauthors = McCormick, W. D. |year = 1977|title = Proton magnetic resonance line shape measurements in solid ethane |journal = J. Chem. Phys.|volume = 67|pages = 1150–6|doi = 10.1063/1.434967}}</ref>
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| * -182.79 °C from PHYSPROP<ref name=PHYSPROP>{{Cite web|url=http://www.srcinc.com/what-we-do/product.aspx?id=133|title=PHYSPROP|publisher=SRC, Inc. (Syracuse Research Corporation)|format=Queriable database|accessdate=25 August 2011}}</ref>
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| * -183.28 °C <ref name=Witt1937>{{cite journal|author = Witt, R. K.|coauthors = Kemp, J. D.|year = 1937|title = The Heat Capacity of Ethane from 15°K. to the Boiling Point. The Heat of Fusion and the Heat of Vaporization|journal = |volume = 59|issue = 2|pages = 273–276|doi = 10.1021/ja01281a013}}</ref>
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| Values considered "outliers", not included in averaging:
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| * -172 °C from Oxford MSDS<ref name=OxfordMSDS>{{Cite web|url=http://msds.chem.ox.ac.uk/ET/ethane.html|title=Safety data for ethane|publisher=Oxford University|format=Queriable database|accessdate=25 August 2011}}</ref>
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| * -172.15 °C<ref name=Streng1971>{{cite journal|author = Streng, A. G.|year = 1971|title = Miscibility and compatibility of some liquefied and solidified gases at low temperatures|journal = J. Chem. Eng. Data|volume = 16|issue = 3|pages = 357–359|doi = 10.1021/je60050a024}}</ref>
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| == Spectral data == <!-- KEEP this header, it is linked to from the infobox on the main article page -->
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| {| border="1" cellspacing="0" cellpadding="3" style="margin: 0 0 0 0.5em; background: #FFFFFF; border-collapse: collapse; border-color: #C0C090;"
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| ! {{chembox header}} | [[UV/VIS spectroscopy|UV-Vis]]
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| | [[Lambda-max|λ<sub>max</sub>]]
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| | ? [[Nanometre|nm]]
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| | [[molar absorptivity|Extinction coefficient]], ε
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| ! {{chembox header}} | [[Infrared|IR]]
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| | Major absorption bands
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| | ? cm<sup>−1</sup>
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| ! {{chembox header}} | [[NMR Spectroscopy|NMR]]
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| | [[Proton NMR]] <!-- Link to image of spectrum -->
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| | [[Carbon-13 NMR]] <!-- Link to image of spectrum -->
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| | Other NMR data <!-- Insert special data e.g. <sup>19</sup>F chem. shifts, omit if not used -->
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| ! {{chembox header}} | [[Mass Spectrometry|MS]]
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| | Masses of <br>main fragments
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| | <!-- Give list of major fragments -->
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| |}
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| ==References==
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| <references/>
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| <!-- [http://webbook.nist.gov/chemistry/ NIST Standard Reference Database] -->
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| Except where noted otherwise, data relate to [[standard ambient temperature and pressure]].
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| [[wikipedia:Chemical infobox|Disclaimer]] applies.
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| {{DEFAULTSORT:Ethane (Data Page)}}
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| [[Category:Chemical data pages]]
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