Sulfate ions and precipitates
Sulfate ions and precipitates
A sulfate contains the sulfate ion, which has the formula SO42−\text{SO}_4^{2-}SO42−. It is a negatively charged group containing one sulfur atom and four oxygen atoms.
Step-by-step lessons covering AQA GCSE Chemistry 8.3.5 Sulfates for Foundation and Higher tier. Each lesson works through exam-style questions in Paper 1 and Paper 2 format. Nail the core quantitative topics — moles, balancing equations and calculations — early on, since they underpin higher-tier questions across every paper and topic.