What is cracking?
What is cracking?
Cracking is the thermal decomposition of large, saturated alkane molecules into smaller, more useful molecules. The large alkane usually comes from a heavier fraction of crude oil.
Step-by-step lessons on Edexcel GCSE Chemistry 9.1.7 Cracking of larger alkanes. 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.