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What is corrosion? Explain with example.

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Corrosion weakens metals over time; painting and galvanization help prevent it.
Updated On: Oct 28, 2025
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Solution and Explanation

Corrosion is the gradual destruction of metals due to reaction with environmental factors like moisture and oxygen. Example: Rusting of iron: \[ 4Fe + 3O_2 + 6H_2O \rightarrow 4Fe(OH)_3 \]
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