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Chapter 2
2.1 Fractional distillation of liquid air
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Chapter 3
3.1 Isolation of pure water from sea water
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Chapter 5
5.1 Structure of an atom
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Chapter 7
7.3 Formation of ionic bonds
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Chapter 8
8.1 Formation of covalent bonds
8.2 Formation of dative covalent bond
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Chapter 9
9.1 How metals conduct electricity and heat