Fuels - OCR Gateway

1

What are the main substances found in crude oil?

2

In the fractional distillation of crude oil, where is the hottest part of the fractionating column?

3

Which fraction leaves the fractionating column at the very bottom?

4

Where do the shortest hydrocarbon molecules condense?

5

Which fractions are the most difficult to ignite?

6

What is the general formula for the alkanes?

7

What conditions are used for cracking?

8

What are the typical products of cracking?

9

Which statement about alkanes and alkenes is correct?

10

Which process helps to match supply of oil fractions with the demand for them?