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GCSE Exam GCSE Chemistry

4.1.1.2 Mixtures
4.1.1.3 The development of the model of the atom (common content with physics)
4.1.1.4 Relative electrical charges of subatomic particles
4.1.1.5 Size and mass of atoms
4.1.1.6 Relative atomic mass
4.1.1.7 Electronic structure
4.1.2.2 Development of the periodic table
4.1.2.3 Metals and non-metals
4.1.2.4 Group 0
4.1.2.5 Group 1
4.1.2.6 Group 7
4.1.3.2 Typical properties