Chemistry (Combined Science) · GCSE · Edexcel · Edexcel GCSE Combined Science (1SC0) — Chemistry — Higher · Specification point · 8.5 · Fuels and Earth science · Fuels
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| Students should: | Maths skills |
|---|---|
8.5 Explain how hydrocarbons in different fractions differ from each other in: a the number of carbon and hydrogen atoms their molecules contain b boiling points c ease of ignition d viscosity and are mostly members of the alkane homologous series | 4a, 4c |