15. Hydrocarbons

Question 1

Outline how different hydrocarbons are separated from the source of aliphatic and aromatic hydrocarbons, ie. crude oil. [1m]

Answer 1

Fractional distillation of molecules according to DIFF. BOILING POINTS

Question 2

2 reasons why hydrocarbons with low Mr are suitable for use as fuels

Answer 2

1. combust easily

2. enthalpy change of combustion is high