Oktanzahl: Unterschied zwischen den Versionen
| Zeile 3: | Zeile 3: | ||
! Alkan !! Lewisschreibweise !! Kugelstab-Modell !! Kalottenmodell !! Oktanzahl | ! Alkan !! Lewisschreibweise !! Kugelstab-Modell !! Kalottenmodell !! Oktanzahl | ||
|- | |- | ||
| − | | Heptan || [[File:Heptan Skelett.svg]] || [[File:Heptane-3D-balls-B.png]] || [[File:Kalottenmodell Heptan.png]] || 0 | + | | Heptan || [[File:Heptan Skelett.svg|100px]] || [[File:Heptane-3D-balls-B.png|100px]] || [[File:Kalottenmodell Heptan.png|100px]] || 0 |
|- | |- | ||
| − | | Hexan || [[File:Hexane displayed.svg]] || [[File:Hexane-3D-balls-B.png]] || [[File:Hexane-3D-space-filling.png]] || 25 | + | | Hexan || [[File:Hexane displayed.svg|100px]] || [[File:Hexane-3D-balls-B.png|100px]] || [[File:Hexane-3D-space-filling.png|100px]] || 25 |
|- | |- | ||
| − | | Pentan || [[File:Pentane.svg]] || [[File:Pentane-3D-balls.png]] || [[File:Pentane.png]] || 62 | + | | Pentan || [[File:Pentane.svg|100px]] || [[File:Pentane-3D-balls.png|100px]] || [[File:Pentane.png|100px]] || 62 |
|- | |- | ||
| − | | 3-Methylhexan || [[File:3-Methylhexane.svg]] || [[File:3-Methylhexane-3D-balls.png]] || -fehlt- || 65 | + | | 3-Methylhexan || [[File:3-Methylhexane.svg|100px]] || [[File:3-Methylhexane-3D-balls.png|100px]] || -fehlt- || 65 |
|- | |- | ||
| − | | 2-Methylpentan || [[File:2-méthylpentane.png]] || -fehlt- || -fehlt- || 73 | + | | 2-Methylpentan || [[File:2-méthylpentane.png|100px]] || -fehlt- || -fehlt- || 73 |
|- | |- | ||
| − | | 3-Methylpentan || [[File:3-Methylpentan.svg]] || [[File:3-Methylpentane-3D-balls.png]] || [[File:3-Methylpentane-3D-spacefill.png]] || 75 | + | | 3-Methylpentan || [[File:3-Methylpentan.svg|100px]] || [[File:3-Methylpentane-3D-balls.png|100px]] || [[File:3-Methylpentane-3D-spacefill.png|100px]] || 75 |
|- | |- | ||
| − | | 2,3-Dimethylpentan || [[File:2,3-dimetilpentano.png]] || [[File:2,3-diméthylpentane3D.png]] || -fehlt- || 91 | + | | 2,3-Dimethylpentan || [[File:2,3-dimetilpentano.png|100px]] || [[File:2,3-diméthylpentane3D.png|100px]] || -fehlt- || 91 |
|- | |- | ||
| − | | 2-Methylbutan || [[File:2-méthylbutane.png]] || [[File:Isopentane-3D-balls.png]] || -fehlt- || 93 | + | | 2-Methylbutan || [[File:2-méthylbutane.png|100px]] || [[File:Isopentane-3D-balls.png|100px]] || -fehlt- || 93 |
|- | |- | ||
| − | | Butan || [[File:Butan Lewis.svg]] || [[File:N-butane 3D.png]] || [[File:Butane-3D-space-filling.png]] || 94 | + | | Butan || [[File:Butan Lewis.svg|100px]] || [[File:N-butane 3D.png|100px]] || [[File:Butane-3D-space-filling.png|100px]] || 94 |
|- | |- | ||
| − | | 2-Methylpropan || [[File:Isobutane.svg]] || [[File:Isobutane-3D-balls.png]] || [[File:Isobutane3.png]] || 100 | + | | 2-Methylpropan || [[File:Isobutane.svg]|100px] || [[File:Isobutane-3D-balls.png|100px]] || [[File:Isobutane3.png|100px]] || 100 |
|} | |} | ||
Version vom 26. Januar 2014, 19:24 Uhr
| Alkan | Lewisschreibweise | Kugelstab-Modell | Kalottenmodell | Oktanzahl |
|---|---|---|---|---|
| Heptan |  |
 |
 |
0 |
| Hexan |  |
 |
 |
25 |
| Pentan |  |
 |
 |
62 |
| 3-Methylhexan |  |
 |
-fehlt- | 65 |
| 2-Methylpentan |  |
-fehlt- | -fehlt- | 73 |
| 3-Methylpentan |  |
 |
 |
75 |
| 2,3-Dimethylpentan |  |
 |
-fehlt- | 91 |
| 2-Methylbutan |  |
 |
-fehlt- | 93 |
| Butan |  |
 |
 |
94 |
| 2-Methylpropan | [[File:Isobutane.svg]|100px] |  |
 |
100 |
| Oktanzahl
|
| Klopffestigkeit
|
| Die Cetanzahl beschreibt die Zündwilligkeit von Dieselkraftstoff. Je mehr unverzweigt aufgebaute Kohlenwasserstoffmoleküle prozentual im Kraftstoff enthalten sind, desto leichter entzündet er sich. Dieses Verhalten ist bei Dieselmotoren erwünscht.
|
