Which of following statements|Electrochemistry|JEEMAIN 2024

JEE MAIN 2024

27-01-24 S2

Question

Which of the following statements is not correct about rusting of iron?

Select the correct option:

Coating of iron surface by tin prevents rusting, even if the tin coating is peeling off.

When pH lies above 9 or 10, rusting of iron does not take place.

Dissolved acidic oxides $\mathrm{SO}_2, \mathrm{NO}_2$ in water act as catalyst in the process of rusting.

Rusting of iron is envisaged as setting up of electrochemical cell on the surface of iron object.

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

As tin coating is peeled off, then iron is exposed to atmosphere.

Question Tags

JEE Main

Chemistry

Easy

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