​Are you prepared with these chapters?

Chapter 1 Chemical reactions and equations?
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Chapter 2 Acids bases and salts?
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Chapter 3 Metals and non-metals?
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Chapter 4 Carbon and its compounds?
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Chapter 5 Life processes?
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Chapter 6 Control and coordination?
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Chapter 7 How do organisms reproduce?
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Chapter 8 Heredity?
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Chapter 9 Light - reflection and refraction?
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Chapter 10 The human eye and the colourful world?
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Chapter 11 Electricity?
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Chapter 12 Magnetic effects of electric current?
​Prepare me >>

Chapter 13 Our environment?
​Prepare me >>