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Chemistry tutorial-Ch7-5-Chemical formula and name of an ionic compound

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Chemistry tutorial-Ch7-6-Colours of ions

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Chemistry tutorial-Ch8-1-Formation of covalent bonds

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Chemistry tutorial-Ch8-2-Electron diagram, structural formula and molecular formula of a covalent substance

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Chemistry tutorial-Ch8-3-Deducing the chemical formula of a covalent substance

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Chemistry tutorial-Ch8-4-Dative covalent bond

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Chemistry tutorial-Ch8-5-Relative molecular mass and formula mass

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Chemistry tutorial-Ch10-2-Extraction of metals from their ores

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Chemistry tutorial-Ch12-5-Reactions of metals with dilute hydrochloric acid and dilute sulphuric acid

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