Revision resources

ChemPrep resources are designed to be:

  • clear — difficult topics broken down simply
  • structured — organised in a way that supports effective revision
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Rather than overwhelming students with too much information at once, our resources are built to help them revise with greater confidence, focus, and independence.

Featured ResourceAtomic Structure – AQA A-Level Chemistry Notes

A focused revision resource for students studying Atomic Structure in AQA A-Level Chemistry. This PDF covers the core ideas students need to understand this topic with confidence, including key terminology, sub-atomic particles, isotopes, electron configuration, ionisation energy, and exam-style questions.

What’s included

  • key topic definitions
  • explanation of fundamental particles
  • mass number and isotopes
  • electron configuration
  • Aufbau principle, Pauli exclusion principle, and Hund’s rule
  • ionisation energy and factors affecting it
  • exam-style questions for practice

Best for

  • AQA A-Level Chemistry students
  • students revising Atomic Structure
  • students who want clearer notes and structured topic support
  • students preparing for topic tests, mocks, or final exams

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