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| | Greetings! I am Marvella and I feel comfortable when people use the full title. South Dakota is where I've always been living. Bookkeeping is what I do. The thing she adores most is body developing and now she is attempting to make cash with it.<br><br>Feel free to visit my page [http://www.gaysphere.net/blog/212030 www.gaysphere.net] |
| This page provides supplementary chemical data on [[pentane|''n''-pentane]]. <!-- 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. MSDS for pentane is available at [http://hazard.com/msds/mf/baker/baker/files/p0737.htm Mallinckrodt Baker].
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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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| ! {{chembox header}} | Structure and properties
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| | [[Index of refraction]],<ref>''Lange's Handbook of Chemistry'', 10th ed. pp. 1234–1237</ref> ''n''<sub>D</sub>
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| | 1.3575 at 20 °C <!-- 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]],<ref>''Lange's Handbook of Chemistry'', 10th ed. pp. 1289–1376</ref> ε<sub>r</sub>
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| | 1.844 ε<sub>0</sub> at 20 °C <!-- Please omit if not applicable -->
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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]]<ref>{{Cite web|url=http://symp15.nist.gov/pdf/p217.pdf|title=Viscosity and Surface Tension of Saturated n-Pentane|author=A.P. Fröba, L. Penedo Pellegrino, and A. Leipertz|accessdate=30 May 2007|publisher=National Institute of Standards and Technology (15th Symposium on Thermophysical Properties)|date=June 2003|format=PDF}}</ref>
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| | 18.16 dyn/cm at 0 °C<br>17.03 dyn/cm at 10 °C<br>15.82 dyn/cm at 20 °C<br>14.73 dyn/cm at 30 °C<br>13.66 dyn/cm at 40 °C
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| | [[Viscosity]]<ref>''Lange's Handbook of Chemistry'', 10th ed. pp. 1669–1674</ref>
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| | 0.2894 mPa·s at 0 °C<br>0.2395 mPa·s at 20 °C<br>0.2200 mPa·s at 30 °C
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| |}
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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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| ! {{chembox header}} | Phase behavior
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| | [[Triple point]]
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| | 143.46 K (–128.69 °C), 0.076 Pa
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| | [[Critical point (chemistry)|Critical point]]
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| | 469.8 K (196.7 °C), 3360 kPa
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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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| | 8.4 kJ/mol
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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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| | 58.5 J/(mol·K)
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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>
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| | 26.200 kJ/mol at 25 °C<br>25.79 kJ/mol at 36.1 °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>
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| | 87.88 J/(mol·K) at 25 °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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| | –173.5 kJ/mol
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| | [[Standard molar entropy]],<br/>''S''<sup><s>o</s></sup><sub>liquid</sub>
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| | 263.47 J/(mol K)
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| | [[Enthalpy of combustion]], Δ<sub>c</sub>''H''<sup><s>o</s></sup><sub>liquid</sub>
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| | –3509 kJ/mol
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| | [[Heat capacity]], ''c<sub>p</sub>''
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| | 167.19 J/(mol K) at 25 °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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| | –146.8 kJ/mol
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| | [[Standard molar entropy]],<br/>''S''<sup><s>o</s></sup><sub>gas</sub>
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| | 347.82 J/(mol K)
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| | [[Enthalpy of combustion]], Δ<sub>c</sub>''H''<sup><s>o</s></sup><sub>gas</sub>
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| | –3535 kJ/mol
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| | [[Heat capacity]], ''c<sub>p</sub>''
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| | 120.07 J/(mol K) at 25 °C
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| |}
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| ==Vapor pressure of liquid==
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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''' || –76.6 || –50.1 || –29.2 || –12.6 || 18.5 || 36.1 || 58.0 || 92.4 || 124.7 || 164.3 || — || —
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| Table data obtained from ''CRC Handbook of Chemistry and Physics'' 47th ed.{{Clear}}
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| [[Image:LogNPentaneVaporPressure.png|thumb|764px|left|'''log<sub>10</sub> of ''n''-Pentane vapor pressure.''' Uses formula: <math>\scriptstyle \log_e P_{mmHg} =</math><math>\scriptstyle \log_e (\frac {760} {101.325}) - 10.41840\log_e(T+273.15) - \frac {5778.024} {T+273.15} + 81.92460 + 1.178208 \times 10^{-5} (T+273.15)^2</math> obtained from CHERIC<ref name="cheric_p">{{Cite web|url=http://www.cheric.org/research/kdb/hcprop/cmpsrch.php|title=Pure Component Properties|format=Queriable database|publisher=Chemical Engineering Research Information Center|accessdate=30 May 2007}}</ref>]]{{Clear}}
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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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| ! {{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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| ==References==
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| <references/>
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| * {{Cite web|url=http://webbook.nist.gov/chemistry/|title=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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| {{Use dmy dates|date=September 2010}}
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| {{DEFAULTSORT:Pentane (Data Page)}}
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| [[Category:Chemical data pages]]
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Greetings! I am Marvella and I feel comfortable when people use the full title. South Dakota is where I've always been living. Bookkeeping is what I do. The thing she adores most is body developing and now she is attempting to make cash with it.
Feel free to visit my page www.gaysphere.net