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प्रश्न
Name any two metals which do not corrode easily.
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उत्तर
Gold and platinum are two metals that do not corrode easily. These two metal are highly non-reactive; therefore, they have a very high resistance to corrosion.
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संबंधित प्रश्न
Write two methods of preventing the rusting of iron.
Explain the terms Corrosion
Explain why rusting of iron objects is faster in coastal areas than in deserts.
Write a chemical equation to show the process of corrosion of iron.
What is meant by galvanisation? Why is it done?
What is corrosion?
What is the corrosion of iron known as?
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Observe the following picture and answer the following questions:
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- Write the chemical formula of rust.
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- Write the reaction of oxidation of iron at the cathode.
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| Group A | Group B |
| 1) Electroplating | a) Pressure cooker |
| 2) Anodising | b) Silver plated spoons |
| c) Coating of tin on copper | |
| d) Coating of Zinc on iron |
Write the name.
Method used to prevent corrosion of copper.
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