Question

Q1. Paheli observed that the sides of the wardrobe which was made of iron becoming reddish brown in colour.

a. What was the reason for it?

b. Write chemical reaction for this process.

c. What measures will you suggest to avoid this problem?

Answer 1

Answer:

Rusting of iron

4Fe + 3O2 + 6H2O → 4Fe(OH)3.

we can paint the surface.

galvanisation

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