Giant ionic lattices
Giant ionic lattices
An ion is an atom or group of atoms with an overall electrical charge because electrons have been lost or gained. An ionic compound is a giant structure of positive and negative ions arranged in a regular, repeating three-dimensional pattern called a giant ionic lattice.
Step-by-step lessons on AQA GCSE Chemistry 2.1.3 Ionic compounds. 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.