# Due to which of the following reasons aluminium does not corrode in atmosphere ? with Answer - Electrical Engineering Mcqs | TestPrep

> Solved MCQ: Due to which of the following reasons aluminium does not corrode in atmosphere ? Correct Answer: B. Atmospheric oxygen can only diffuse very slowly through the oxide layer which is formed on the surface of aluminium. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

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# Due to which of the following reasons aluminium does not corrode in atmosphere ?

Direct Answer & Quick Reference

The correct option is **B. Atmospheric oxygen can only diffuse very slowly through the oxide layer which is formed on the surface of aluminium**.

A. Aluminium is a noble metal

B. Atmospheric oxygen can only diffuse very slowly through the oxide layer which is formed on the surface of aluminium **(Correct Answer)**

C. No reaction with oxygen occurs ft Any of the above

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Verified Key: B. Atmospheric oxygen can only diffuse very slowly through the oxide layer which is formed on the surface of aluminium
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