cracking Flashcards
Cracking
Long a are lin te in a came ge in longe go an eg in a bit no spain masten calad
Catalysic cracking. High temperature & the long alkane vapours passed over a catalyst
Steam Cracking. Long altane mixed with very high temperature s high pressure steam
CaH20
Nonane
An Alkane
C64
4
Hexane
An Alkane
+
H-C=C-C-H Propene
An Alkene
One of the molecules ends up with a double bond between two Catoms (this molecule is called
Because altenes have less hydrogen than alkanes we call them unsaturated hydrocarbons. (Alkanes .
saturated).
The smaller allanes can be used as (better) fues and the alkenes are used to male plastics/ polymers
Crude
Demand
0.19
0.06
117
0.65
283
0.64
0.08
207
0.07
Naptha / Gasolene
Kerosene / Jet Fuel
Diesel /Heating Oil
Residue /Bitumen
276