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प्रश्न
Two methods by which rusting of iron can be prevented are ______ and ______.
उत्तर
Two methods by which rusting of iron can be prevented are painting and galvanization.
Explanation:
Painting creates a protective barrier, while galvanization involves coating iron with zinc to prevent rust.
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संबंधित प्रश्न
Write two methods of preventing the rusting of iron.
The chemical reaction involved in the corrosion of iron metal is that of:
(a) oxidation as well as displacement
(b) reduction as well as combination
(c) oxidation as well as combination
(d) reduction as well as displacement
Explain why, when a copper object remains in damp air for a considerable time, a green coating is formed on its surface. What is this process known as?
Explain why, the galvanised iron article is protected against rusting even if the zinc layer is broken.
Mention two uses of the following metals and non-metals
Iron
Answer the following question.
List two properties of alloys.
Which of the following method is used to prevent the accumulation of greenish layer on brass due to corrosion?
Corrosion of silver causes a black layer of _______.
Find the odd one out and give its explanation.
Observe the following figure and write the answer of the question.
- Which process is shown in the figure?
- Explain the chemical reaction shown in the figure.
- Write the reactions on anode and cathode.
