Markov partition: Difference between revisions

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<!-- To obtain a blank version of this page, type subst:chembox supplement inside of double curly braces, {{}}, and save the page -->
This page provides supplementary chemical data on [[chloromethane]]. <!-- replace with proper wikilink -->
 
== Material Safety Data Sheet == <!-- KEEP this header, it is linked to from the infobox on the main article page -->
 
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 chloromethane is available at [http://www2.siri.org/msds/mf/cards/file/0419.html Safety Information Resources, inc.]
 
== Structure and properties == <!-- KEEP this header, it is linked to from the infobox on the main article page -->
 
{| border="1" cellspacing="0" cellpadding="3" style="margin: 0 0 0 0.5em; background: #FFFFFF; border-collapse: collapse; border-color: #C0C090;"
! {{chembox header}} | Structure and properties
|-
| [[Index of refraction]],<ref name="inchem">{{Cite web|url=http://www.inchem.org/documents/pims/chemical/metchlor.htm|title=Methyl Chloride|publisher=Inchem|accessdate=30 May 2007}}</ref> ''n''<sub>D</sub>
| 1.3389 <!-- Please omit if not applicable -->
|-
| [[Abbe number]]
| ? <!-- Please omit if not applicable -->
|-
| [[Dielectric constant]],<ref>{{Cite web|url=http://www.asiinstr.com/technical/Dielectric%20Constants.htm|title=Dielectric Constants Chart|publisher=ASI Instruments|accessdate=30 May 2007}}</ref> ε<sub>r</sub>
| 12.9 ε<sub>0</sub> at 25 °C <!-- Please omit if not applicable -->
|-
| [[Bond strength]]
| ? <!-- Specify which bond. Please omit if not applicable -->
|-
| [[Bond length]]
| ? <!-- Specify which bond. Please omit if not applicable -->
|-
| [[Bond angle]]
| ? <!-- Specify which angle, e.g. Cl-P-O. Please omit if not applicable -->
|-
| [[Molecular dipole moment|Dipole moment]]
| 1.9 D <!-- Specify which angle, e.g. Cl-P-O. Please omit if not applicable -->
|-
| [[Magnetic susceptibility]]
| ? <!-- Please omit if not applicable -->
|-
| [[Acentric factor]]
| 0.153 <!-- Please omit if not applicable -->
|-
| Critical compressibility
| 0.268247 <!-- Please omit if not applicable -->
|-
| [[Compressibility factor]]
| 0.985 <!-- Please omit if not applicable -->
|-
| [[Density]] <ref>[http://encyclopedia.airliquide.com/encyclopedia.asp?LanguageID=11&CountryID=19&Formula=&GasID=18&UNNumber= Air Liquide Gas Encyclopedia]</ref>
| 1002.9&nbsp;kg/m<sup>3</sup> at -24.2 °C (liquid)<br/>2.55&nbsp;kg/m<sup>3</sup> at -24.2 °C (gas)<br/>2.22&nbsp;kg/m<sup>3</sup> at 0 °C (gas)<br/>2.134&nbsp;kg/m<sup>3</sup> at 15 °C (gas)
|-
| [[Surface tension]]<ref>''Lange's Handbook of Chemistry'', 10th ed. pp 1661-1663</ref>
| 19.5 dyn/cm at 0°C<br>17.8 dyn/cm at 10°C<br>16.2 dyn/cm at 20°C
|-
| [[Viscosity]]<ref name="cheric_p">{{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=30 May 2007}}</ref>
| 0.2280 mPa·s at 0°C<br>0.1784 mPa·s at 20°C<br>0.1440 mPa·s at 40°C
|-
| [[Thermal conductivity]]
| 10.5&nbsp;mW/(m·K) at 0 °C
|-
|}
 
== Thermodynamic properties == <!-- KEEP this header, it is linked to from the infobox on the main article page -->
 
{| border="1" cellspacing="0" cellpadding="6" style="margin: 0 0 0 0.5em; background: #FFFFFF; border-collapse: collapse; border-color: #C0C090;"
! {{chembox header}} | Phase behavior
|-
| [[Triple point]]
| 175.43 K (–97.72 °C), 870 Pa
|-
| [[Critical point (chemistry)|Critical point]]
| 416 K (143 °C), 6714.4 kPa
|-
| [[Standard enthalpy change of fusion|Std enthalpy change<br/>of fusion]], Δ<sub>fus</sub>''H''<sup><s>o</s></sup>
| 6.43 kJ/mol
|-
| [[Standard entropy change of fusion|Std entropy change<br/>of fusion]], Δ<sub>fus</sub>''S''<sup><s>o</s></sup>
| 36.66 J/(mol·K)
|-
| [[Standard enthalpy change of vaporization|Std enthalpy change<br/>of vaporization]], Δ<sub>vap</sub>''H''<sup><s>o</s></sup>
| 21.535 kJ/mol at –24.21°C<br>20.09 kJ/mol at 20°C
|-
| [[Standard entropy change of vaporization|Std entropy change<br/>of vaporization]], Δ<sub>vap</sub>''S''<sup><s>o</s></sup>
| 86.51 J/(mol·K) at –24.21°C
|-
! {{chembox header}} | Solid properties
|-
| [[Standard enthalpy change of formation|Std enthalpy change<br/>of formation]], Δ<sub>f</sub>''H''<sup><s>o</s></sup><sub>solid</sub>
| ? kJ/mol
|-
| [[Standard molar entropy]],<br/>''S''<sup><s>o</s></sup><sub>solid</sub>
| ? J/(mol K)
|-
| [[Heat capacity]], ''c<sub>p</sub>''
| ? J/(mol K)
|-
! {{chembox header}} | Liquid properties
|-
| [[Standard enthalpy change of formation|Std enthalpy change<br/>of formation]], Δ<sub>f</sub>''H''<sup><s>o</s></sup><sub>liquid</sub>
| –86.37 kJ/mol at 25°C
|-
| [[Standard molar entropy]],<br/>''S''<sup><s>o</s></sup><sub>liquid</sub>
| 140.08 J/(mol K)
|-
| [[Heat capacity]], ''c<sub>p</sub>''
| 81.2 J/(mol K) at 15°C
|-
! {{chembox header}} | Gas properties
|-
| [[Standard enthalpy change of formation|Std enthalpy change<br/>of formation]], Δ<sub>f</sub>''H''<sup><s>o</s></sup><sub>gas</sub>
| –83.68 kJ/mol
|-
| [[Standard molar entropy]],<br/>''S''<sup><s>o</s></sup><sub>gas</sub>
| 234.36 J/(mol K) at 100 kPa
|-
| [[Enthalpy of combustion]], Δ<sub>c</sub>''H''<sup><s>o</s></sup><sub>gas</sub>
| –764.0 kJ/mol
|-
| [[Heat capacity]], ''c<sub>p</sub>''
| 40.70 J/(mol K) at 25°C
|-
| [[van der Waals equation|van der Waals' constants]]<ref name="lange1522">''Lange's Handbook of Chemistry'' 10th ed, pp 1522-1524</ref>
| a = 757.0 L<sup>2</sup> kPa/mol<sup>2</sup><br> b = 0.06483 liter per mole
|-
|}
 
==Vapor pressure of liquid==
{| border="1" cellspacing="0" cellpadding="6" style="margin: 0 0 0 0.5em; background: white; border-collapse: collapse; border-color: #C0C090;"
|-
| {{chembox header}} | '''P in mm Hg''' || 1 || 10 || 40 || 100 || 400 || 760 || 1520 || 3800 || 7600 || 15200 || 30400 || 45600
|-
| {{chembox header}} | '''T in °C''' || &nbsp; — || –92.4 || –76.0 || –63.0 || –38.0 || –24.0 || –6.4 || 22.0 || 47.3 || 77.3 || 113.8 || 137.5
|}
Table data obtained from ''CRC Handbook of Chemistry and Physics'' 44th ed.
 
[[Image:LogMethylChlorideVaporPresure.png|thumb|740px|left|'''log<sub>10</sub> of Methyl Chloride vapor pressure.''' Uses formula: <math>\scriptstyle \log_e P_{mmHg} =</math><math>\scriptstyle \log_e (\frac {760} {101.325}) - 7.072977\log_e(T+273.15) - \frac {4094.935} {T+273.15} + 59.41150 + 1.092121 \times 10^{-5} (T+273.15)^2</math> obtained from CHERIC<ref name="cheric_p"/>]]{{Clear}}
 
== Spectral data == <!-- KEEP this header, it is linked to from the infobox on the main article page -->
 
{| border="1" cellspacing="0" cellpadding="3" style="margin: 0 0 0 0.5em; background: #FFFFFF; border-collapse: collapse; border-color: #C0C090;"
! {{chembox header}} | [[UV/VIS spectroscopy|UV-Vis]]
|-
| [[Lambda-max|λ<sub>max</sub>]]
| ? [[Nanometre|nm]]
|-
| [[molar absorptivity|Extinction coefficient]], ε
| ?
|-
! {{chembox header}} | [[Infrared|IR]]
|-
| Major absorption bands
| ? cm<sup>&minus;1</sup>
|-
! {{chembox header}} | [[NMR Spectroscopy|NMR]]
|-
| [[Proton NMR]] <!-- Link to image of spectrum -->
| &nbsp;
|-
| [[Carbon-13 NMR]] <!-- Link to image of spectrum -->
| &nbsp;
|-
| Other NMR data <!-- Insert special data e.g. <sup>19</sup>F chem. shifts, omit if not used -->
| &nbsp;
|-
! {{chembox header}} | [[Mass Spectrometry|MS]]
|-
| Masses of <br>main fragments
| &nbsp; <!-- Give list of major fragments -->
|-
|}
 
==References==
<references/>
* {{Cite web|url=http://webbook.nist.gov/chemistry/|title=NIST Standard Reference Database}}
 
Except where noted otherwise, data relate to [[standard ambient temperature and pressure]].
 
[[wikipedia:Chemical infobox|Disclaimer]] applies.
 
{{DEFAULTSORT:Chloromethane (Data Page)}}
[[Category:Chemical data pages]]

Revision as of 14:33, 10 April 2013

30 year-old Entertainer or Range Artist Wesley from Drumheller, really loves vehicle, property developers properties for sale in singapore singapore and horse racing. Finds inspiration by traveling to Works of Antoni Gaudí. This page provides supplementary chemical data on chloromethane.

Material Safety Data Sheet

The handling of this chemical may incur notable safety precautions. It is highly recommend that you seek the Material Safety Datasheet (MSDS) for this chemical from a reliable source such as SIRI, and follow its directions. MSDS for chloromethane is available at Safety Information Resources, inc.

Structure and properties

Structure and properties
Index of refraction,[1] nD 1.3389
Abbe number ?
Dielectric constant,[2] εr 12.9 ε0 at 25 °C
Bond strength ?
Bond length ?
Bond angle ?
Dipole moment 1.9 D
Magnetic susceptibility ?
Acentric factor 0.153
Critical compressibility 0.268247
Compressibility factor 0.985
Density [3] 1002.9 kg/m3 at -24.2 °C (liquid)
2.55 kg/m3 at -24.2 °C (gas)
2.22 kg/m3 at 0 °C (gas)
2.134 kg/m3 at 15 °C (gas)
Surface tension[4] 19.5 dyn/cm at 0°C
17.8 dyn/cm at 10°C
16.2 dyn/cm at 20°C
Viscosity[5] 0.2280 mPa·s at 0°C
0.1784 mPa·s at 20°C
0.1440 mPa·s at 40°C
Thermal conductivity 10.5 mW/(m·K) at 0 °C

Thermodynamic properties

Phase behavior
Triple point 175.43 K (–97.72 °C), 870 Pa
Critical point 416 K (143 °C), 6714.4 kPa
Std enthalpy change
of fusion, ΔfusHo 		6.43 kJ/mol
Std entropy change
of fusion, ΔfusSo 		36.66 J/(mol·K)
Std enthalpy change
of vaporization, ΔvapHo 		21.535 kJ/mol at –24.21°C
20.09 kJ/mol at 20°C
Std entropy change
of vaporization, ΔvapSo 		86.51 J/(mol·K) at –24.21°C
Solid properties
Std enthalpy change
of formation, ΔfHosolid 		? kJ/mol
Standard molar entropy,
Sosolid 		? J/(mol K)
Heat capacity, cp ? J/(mol K)
Liquid properties
Std enthalpy change
of formation, ΔfHoliquid 		–86.37 kJ/mol at 25°C
Standard molar entropy,
Soliquid 		140.08 J/(mol K)
Heat capacity, cp 81.2 J/(mol K) at 15°C
Gas properties
Std enthalpy change
of formation, ΔfHogas 		–83.68 kJ/mol
Standard molar entropy,
Sogas 		234.36 J/(mol K) at 100 kPa
Enthalpy of combustion, ΔcHogas –764.0 kJ/mol
Heat capacity, cp 40.70 J/(mol K) at 25°C
van der Waals' constants[6] a = 757.0 L2 kPa/mol2
b = 0.06483 liter per mole

Vapor pressure of liquid

P in mm Hg 1 10 40 100 400 760 1520 3800 7600 15200 30400 45600
T in °C   — –92.4 –76.0 –63.0 –38.0 –24.0 –6.4 22.0 47.3 77.3 113.8 137.5

Table data obtained from CRC Handbook of Chemistry and Physics 44th ed.

log10 of Methyl Chloride vapor pressure. Uses formula: obtained from CHERIC[5]

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Spectral data

UV-Vis
λmax ? nm
Extinction coefficient, ε ?
IR
Major absorption bands ? cm−1
NMR
Proton NMR  
Carbon-13 NMR  
Other NMR data  
MS
Masses of
main fragments 		 

References

  1. ↑ Template:Cite web
  2. ↑ Template:Cite web
  3. ↑ Air Liquide Gas Encyclopedia
  4. ↑ Lange's Handbook of Chemistry, 10th ed. pp 1661-1663
  5. ↑ 5.0 5.1 Template:Cite web
  6. ↑ Lange's Handbook of Chemistry 10th ed, pp 1522-1524

Except where noted otherwise, data relate to standard ambient temperature and pressure.

Disclaimer applies.

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