Statement I : Concentrated nitric acid makes metal aluminium passiveStatement II : A protective layer of aluminium oxide is formed on the surface

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Both the statements are true

Both the statements are false

I is false and II is true

I is true and II is false

answer is A.

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Detailed Solution

"Al" metal resistant or passive to the concentrated acids [conc.HNO3] due to the formation of protective oxide layer on its surface.

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