JEE Main Chemistry question

Aluminium is more reactive than iron but aluminium is less easily corroded than iron because:

(A)Aluminium is a noble metal
(B)Oxygen forms a protective oxide layerCorrect
(C)Iron undergoes reaction easily with water
(D)Iron forms both mono and divalent ions

Answer: (B)

Solution

Aluminium reacts instantly with atmospheric oxygen to form a thin, continuous, adherent layer of that passivates the surface and prevents further attack, whereas the iron oxide (rust) layer is porous and

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Question ID VK-138477