Crude oil Flashcards
1
Q
what is crude oil?
A
a mixture of hydrocarbons
2
Q
how is crude oil made?
A
- oil is heated until a gas
- gases enter fractioning column
- longer hydrocarbons have high boiling points
- they condense near the bottom
3
Q
where is crude oil made?
A
in a fractioning column
4
Q
what do the bubble caps do?
A
they stop the separated liquids from running back down the column and remixing
5
Q
give the order of fractions from the top, down
A
refinery gasoline naphtha kerosene diesel fuel oil bitumen
6
Q
refinery gas
A
- bottled gas
- heating
- pottery and glass manufacture
7
Q
gasoline
A
fuel for cars
8
Q
naphtha
A
-chemical industry to make: plastics, dyes, drugs, explosives, paints etc
9
Q
kerosene
A
- jet engines
- domestic heating
- paint solvent
10
Q
diesel
A
-fuel for diesel engines in cars, trucks, trains, boats etc
11
Q
fuel oil
A
- domestic central heating
- fuel for big ships
12
Q
bitumen
A
- road surfacing
- asphalt for roofs
13
Q
fractional distillation produces more… and fewer…
A
long-chain hydrocarbons, short-chain hydrocarbons
14
Q
long chain hydrocarbons have…
A
- high boiling points
- are viscous
15
Q
what is cracking?
A
a form of thermal decomposition
