Alkanes Flashcards
1
Q
how is crude oil seperated?
A
mixture is vaporised and fed into the fractionating column, vapours rise, cool and condense at different melting points
2
Q
thermal cracking
A
high pressure and temperature
3
Q
catalytic cracking
A
high pressure, zeolite catalyst
4
Q
catalytic converters
A
removed nitrogen and carbon monoxide - uses rhodium catalyst
5
Q
flue gas desulfurisation
A
remove sulfur impurites from waste products
6
Q
condition for free radical
A
UV light
7
Q
steps of free rad
A
initation, propagation and termination
8
Q
initation
A
halogen is broken down
9
Q
propagation
A
hydrogen is replaced and the radical reformed as a catalyst
10
Q
termination
A
two radicals join to end the chain reaction and form a stable product
