What bond energy means
What bond energy means
Bond energy is the energy needed to break one mole of a particular bond. It is measured in kJ mol−1\text{kJ mol}^{-1}kJ mol−1, and each type of bond has its own value.
Step-by-step lessons on Edexcel GCSE Chemistry 8.2.3 Calculating energy change from bond energies. 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.