Chemistry

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What can crude oil be used to produce?
fuels and chemicals
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Chemicals include...
solvents such as ethanol and monomers used for the manufacture of plastics (ethene)
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How can Ethanol be made?
1) manufactured from renewable sources such as grain or other carbohydrates by FERMENTATION. 2) By reacting ethene with steam
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Explain cracking
Cracking is a process which uses heat and a catalyst to break down the vapours of larger hydrocarbon molecules into smaller ones.
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Why are smaller molecules better than larger molecules? in reference to cracking
they are more volatile and make better fuelss
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What is the general formula of Alkenes?
CnH2n
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What can Alkenes be used to make?
Plastics
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Why does ethene form?
because there are not enough hydrogen atoms to make ethane
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Other cards in this set

Card 2

Front

Chemicals include...

Back

solvents such as ethanol and monomers used for the manufacture of plastics (ethene)

Card 3

Front

How can Ethanol be made?

Back

Preview of the front of card 3

Card 4

Front

Explain cracking

Back

Preview of the front of card 4

Card 5

Front

Why are smaller molecules better than larger molecules? in reference to cracking

Back

Preview of the front of card 5
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