Recent questions in Chapter 14 Substances in Common Use

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write harmfull effect of Deodorant

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Write the harmful effects Radioactive substances

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Write the harmful effects Artificial food colour

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Write the harmful effects Artificial dye

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Write the chemical formula Bleaching powder, common salt, baking soda, washing soda

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Explain what you see in the following picture

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write uses of Ceramic

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write uses of Radioactive substances

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Write uses of Powder coating

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Write the uses of Anodizing

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Write briefly about the three methods of electrolysis of sodium chloride.

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What is meant by water of crystallization? Give examples of salts with water of crystallization, and their uses.

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Write about artificial food colours, the substances used in them and their harmful effects.

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A certain type of ceramic tiles are fixed on the outer layer of a space shuttle.

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When the radiation coming out from certain radioactive substance is passed through an electric field,

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The aluminium article is used as an anode in the anodising process.

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The particles of powder are given an electric charge while spraying them to form the powder coating.

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Soap forms a precipitate in hard water.

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The hard water of a well becomes soft on adding washing soda to it.

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Bleaching powder has the odour of chlorine.

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