Which element among the following forms a protective oxide coating on exposure to air | ClassNotes | Ace Your Exams

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Sep 18, 2022

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Which element among the following forms a protective oxide coating on exposure to air?

Difficulty: Easy

A:

Nitrogen

B:

Aluminum

C:

Boron

D:

Lithium

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NET NUST Entry Test Chemistry Group IIIA and IVA Elements