Chemistry · May / June 2016 · Paper 11 · Question 37
5070Alkenes
How can alkenes be manufactured?
- Aby polymerisation reactions
- Bby the addition of hydrogen to unsaturated vegetable oils
- Cby the combustion of alkanes
- Dby the cracking of hydrocarbons
As printed in the paper
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Correct answer: D. by the cracking of hydrocarbons
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