Learn · ⁨学习⁩

Pearson Edexcel · International A-Level · 化学

Choose a lesson to begin. · ⁨选择一门课程开始。⁩

Course units and learning goals · ⁨课程单元与学习目标⁩ →These lessons teach selected course objectives. Check the remaining coverage gaps; the material is not a complete preparation programme. · ⁨这些课程教授选定的教学目标。请检查剩余的覆盖缺口；本材料并非完整的备考方案。⁩

1 1 · Structure, Bonding and Introduction to Organic Chemistry 0 / 3

1 Amounts, equations and limiting reagents 2 Particles, bonding and bulk properties 3 Organic structures and reaction pathways

2 2 · Energetics, Group Chemistry, Halogenoalkanes and Alcohols 0 / 4

1 Organic structures and reaction pathways 2 Calorimetry and chemical energy 3 Redox and electrolysis 4 Rates, catalysts and reliable endpoints

3 3 · Practical Skills in Chemistry I 0 / 3

1 Titration and a defensible concentration 2 Chemical tests and analytical confidence 3 Uncertainty, gradients and model testing

4 4 · Rates, Equilibria and Further Organic Chemistry 0 / 4

1 Organic structures and reaction pathways 2 Calorimetry and chemical energy 3 Rates, catalysts and reliable endpoints 4 Equilibrium and changing conditions

5 5 · Transition Metals and Organic Nitrogen Chemistry 0 / 3

1 Organic structures and reaction pathways 2 Redox and electrolysis 3 Chemical tests and analytical confidence

6 6 · Practical Skills in Chemistry II 0 / 2

1 Titration and a defensible concentration 2 Uncertainty, gradients and model testing