Unusual metals
Unusual metals
An alkali metal is an element in Group 1 of the periodic table. Every alkali metal atom has one electron in its outer shell.
Step-by-step lessons on Edexcel GCSE Chemistry 7.1.2 Properties and reactions of the alkali 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.