A thin film of aluminum deposited on glass ac | vedclass

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(D) Aluminum forms a thin,protective layer of aluminum oxide $(Al_2O_3)$ on its surface when exposed to air. This layer is transparent,hard,and non-po

Vedclass · Accepted Answer

It does not tarnish in air.

Vedclass · Answer

(D) Aluminum forms a thin,protective layer of aluminum oxide $(Al_2O_3)$ on its surface when exposed to air. This layer is transparent,hard,and non-porous,which prevents further oxidation or tarnishing of the underlying metal. Because it does not tarnish,it maintains its reflective properties,making it an excellent material for mirrors.

$A$ thin film of aluminum deposited on glass acts as a good mirror because ...............

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