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7.1 Carbon compounds as fuels and feedstock

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Question 25

A technician compares two hydrocarbon liquids that are used as lubricants. Lubricant A is made of larger molecules than lubricant B.

Which property would be higher for lubricant A than for lubricant B?

[1]
A

Boiling point

B

Flammability

C

Ease of flow

D

Ease of vaporising

Markscheme

7.1 Carbon compounds as fuels and feedstock Questions

  1. GCSE
  2. /Chemistry
  3. /7.1 Carbon compounds as fuels and feedstock

91 exam-style questions on AQA GCSE Chemistry 7.1 Carbon compounds as fuels and feedstock, covering 7.1.1 Crude oil, hydrocarbons and alkanes, 7.1.2 Fractional distillation and petrochemicals, 7.1.3 Properties of hydrocarbons, and 7.1.4 Cracking and alkenes. Each one has a worked solution and a mark scheme showing where the marks go.

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