AQA C1:4 5.0 / 5 based on 1 rating ? ChemistryCrude oil, cracking and hydrocarbonsGCSEAQA Created by: tallulahroseeCreated on: 24-04-17 18:51 72853146109 Across 1. Which are more useful - short or long chain hydrogen molecules? (5, 5) 4. What can be used to remove particulates from diesel engines? (7) 5. What is the general name given to hydrocarbons in crude oil? (7) 9. Which molecules have a lower boiling point, short or long? (5) 10. Where is the fractionating column hottest? (3, 6) Down 2. where are the shortest chain molecules collected? (3, 3, 2, 3, 6) 3. Which molecules are more volatile, short or long? (5) 6. Which molecules are more flammable, short or long? (5) 7. Where and in what state is crude oil fed into the distillation tower? (2, 3, 4, 2, 1, 3) 8. Which molecules are more viscous, short or long? (4)
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