Question

impure metal corrodes faster than pure metal why

Answer 1

Impure metal corrodes faster than pure metal

• Metals are substance which are obtained from their respective ores through process such as roasting, calcination etc.
• The metal which is free of impurities is called pure metal, whereas the metal with impurities are called impure metal.
• The conversion of metal to oxides and sulfides is called as corrosion.
• Impure metals undergo the process of corrosion at faster pace than the pure metal.
• It is because, as the impure metals are composed of impurities,  they are affected by condition called heterogeneity which leads to faster corrosion.

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