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Strong and weak acids

Strong and weak acids

Particle diagrams comparing complete ionisation in a strong acid with partial ionisation in a weak acid

A strong acid is completely ionised in aqueous solution. Nearly all of its molecules split into hydrogen ions and negative ions.

4.2.6 Strong and weak acids (HT only) Lesson

  1. GCSE
  2. /Chemistry
  3. /4.2.6 Strong and weak acids (HT only)

Step-by-step lessons covering AQA GCSE Chemistry 4.2.6 Strong and weak acids (HT only) 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.

Lessons