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Which metals do not corrode easily?
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Which of the following methods is suitable for preventing an iron frying pan from rusting?
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Give reasons:
Platinum, gold and silver are used to make jewellery.
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Explain the term “corrosion” with an example. Write a chemical equation to show the process of corrosion of iron.
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What special name is given to the corrosion of iron?
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What type of chemical reaction is involved in the corrosion of iron?
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Name any three objects (or structures) which are gradually damaged by the corrosion of iron and steel.
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The chemical reaction involved in the corrosion of iron metal is that of ______.
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What is meant by galvanisation? Why is it done?
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Name the metal which is used for galvanising iron.
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Explain why, iron sheets are coated with zinc.
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State two conditions for the rusting of iron.
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In one method of rust prevention, the iron is not coated with anything. Which is this method?
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The corrosion of iron is called ______.
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The process of depositing a thin layer of zinc on iron articles is called ______.
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Tiffin boxes are electroplated with ______ but car bumpers are electroplated with ______ to protect them from rusting.
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The corrosion of copper produces a ______ coating of basic copper carbonate on its surface.
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______ and ______ are necessary for the rusting of iron.
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Why is an iron grill painted frequently?
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