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  1. Edexcel International A Level Chemistry: Past Papers. Concise resources for the International A Level Edexcel Chemistry course. Exam paper questions organised by topic and difficulty. Our worksheets cover all topics from GCSE, IGCSE and A Level courses. Give them a try and see how you do!

  2. Topic 1 - Atoms, Electrons and Periodicity. This topic covers 1.1.1 Atoms, 1.2.1 Electron Structure and 1.3.1 Periodicity (except melting and boiling point trends) Atoms, Electrons and Periodicity Notes.

  3. Past exam papers and mark schemes for AQA, Edexcel, OCR, CAIE and WJEC Chemistry A-Levels.

  4. There is a Periodic Table on the back page of this paper. Advice •• Read each question carefully before you start to answer it. • Try to answer every question. Check your answers if you have time at the end. Chemistry International Advanced Subsidiary/Advanced Level Unit 1: Structure, Bonding and Introduction to Organic Chemistry

  5. A Periodic Table is printed on the back cover of this paper. Advice •• Read each question carefully before you start to answer it. • Show all your working in calculations and include units where appropriate. Check your answers if you have time at the end. You must have: Scientific calculator, ruler Chemistry International Advanced ...

  6. AS Level subject content. Topic 1: Atomic structure. 1.1 Particles in the atom and atomic radius. 1.2 Isotopes. 1.3 Electrons, energy levels and atomic orbitals. 1.4 Ionisation energy. Topic 2: Atoms, molecules and stoichiometry. 2.1 Relative masses of atoms and molecules. 2.2 The mole and the Avogadro constant. 2.3 Formulae.

  7. This A Level Chemistry revision page provides access to all the A Level Chemistry past papers for AQA, OCR and Edexcel as well as worksheets.