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What half equations show

What half equations show

A half equation shows the electrons lost or gained by one species in a reaction. It must balance both the atoms and the total charge on each side.

3.1.4 Half equations and balanced ionic equations Lesson

  1. GCSE
  2. /Chemistry
  3. /3.1.4 Half equations and balanced ionic equations

Step-by-step lessons on OCR GCSE Chemistry 3.1.4 Half equations and balanced ionic equations. 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.

Lessons