分类： IGCSE
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10.1 Water
1. Tests for the presence of w […]
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More exercises
Organic chemistry https://www. […]
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11.3 Fuels
1. Introduction Fossil fuels h […]
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Answers for mock exam (2023T1)
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11.1 Formulae, functional groups and terminology
1. Homologous series Organic c […]
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11.8 Polymers
Polymers are large molecules b […]
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Organic chemistry Ex 3
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11.7 Carboxylic acids
1. Basic information 2. Manufa […]
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11.2 Naming organic compounds
1. Structure of an organic nam […]
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11.6 Alcohols
1. General information of alco […]