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प्रश्न
Name the metal which is used for galvanising iron.
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उत्तर
Zinc metal is used for galvanising iron because it is more reactive than iron. It reacts with air to form a hard layer of zinc oxide, which prevents air and moisture to come in contact with iron.
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संबंधित प्रश्न
Tinning : Tin : : Galvanizing : _________
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