Why pure metals are soft
Why pure metals are soft

A pure metal contains identical atoms arranged in regular layers. When a force is applied, one layer can slide over the next because all the atoms are the same size.
Step-by-step lessons on Edexcel GCSE Chemistry 6.1.3 Alloys and the uses of metals. 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.