Fractional distillation and cracking

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5 Terms

1
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What is a fraction

A mixture of compounds with similar boiling points

2
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How are fractions seperated in crude oil

Fractional distillation

<p>Fractional distillation</p><p></p>
3
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Fractionating column

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4
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What is cracking

Long chain hydrocarbons are broken into smaller more useful ones

5
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What are the two types of cracking and the conditions required

Thermal cracking - high temp and pressure produces mainly alkanes and alkenes

Catalytic cracking- lower temp and slight pressure, zeolite catalyst produces mainly aromatic compounds.