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This slideshow covers the following topics from the OCR Gateway C2 module, including: pure substances, melting points and mixtures, chemical reactions, balancing equations, atomic mass, atomic number, relative formula mass, empirical formulae, mixtures, filtration, crystallisation, distillation, fractional distillation, chromatography, Rf values, gas chromatography, properties of metals, electron structure, electron shells, bonding in compounds, ionic and covalent bonding, dot and cross diagrams, explaining reactions using bonding, properties of carbon compounds, fullerenes and graphene, predicting states of matter, explaining properties of compounds using bonding, nanotechnology and its implications.

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