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Crude oil, hydrocarbons and alkanes

Crude oil, hydrocarbons and alkanes

A hydrocarbon is a compound containing carbon and hydrogen atoms only. Crude oil is a mixture of hydrocarbons used as fuels and as a feedstock, meaning a raw material used to make other useful substances, such as plastics and medicines.

6.2 Organic chemistry Lesson

  1. GCSE
  2. /Chemistry
  3. /6.2 Organic chemistry

Step-by-step lessons on OCR GCSE Chemistry 6.2 Organic chemistry, covering 6.2.1 Crude oil and fractional distillation, 6.2.2 Cracking and dependence on hydrocarbons, 6.2.3 Functional groups and homologous series, 6.2.4 Reactions of alkanes, alkenes and alcohols, 6.2.5 Addition polymerisation and repeat units, 6.2.6 Naturally occurring polymers, 6.2.7 Chemical cells and fuel cells, and 6.2.8 Condensation polymerisation and how to make one. Each one builds up to exam-style questions. Nail the core quantitative topics — moles, balancing equations and calculations — early on, since they underpin higher-tier questions across every paper and topic.

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