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C1.5 Products From Oil


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Cracking
the thermal decomposition of long alkanes using a catalyst and heat.
Alkene
an unsaturated hydrocarbon. (contains a double bond)
Unsaturated
A hydrocarbon which contains carbon-carbon double bonds
Double bond
A covalent bond made by the sharing of two pairs of electrons.
CnH2n
The general formula of alkenes
Bromine water (colourless)
the test result of an unsaturated hydrocarbon
Bromine water (orange)
the test result of a saturated hydrocarbon
monomers
small molecules which can join together to form long chains.
polymers
long chains of smaller molecules
Ethene
C2H4
Propene
C3H6
Polyethene
an easy to shape, strong and transparent plastic.
polypropene
a very strong, tough plastic.
smart polymer
a polymer that changes in response to changes in its surroundings
biodegradable plastics
plastics made from corn starch which can be broken down by microbes
biodegradable plastic disadvantage
Uses agricultural land instead of food.
biodegradable plastic advantage
carbon neutral and does not use up landfill
ethanol
can be produced by fermentation or hydration and used as a fuel.
fermentation
the conversion of sugars into ethanol by the action of yeast.
hydration
the production of ethanol from the reaction of ethene and steam in the presence of a catalyst to produce ethanol
non-renewable
something that cannot be replaced once it is used up