A thin layer of aluminum deposited on glass a | vedclass

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(D) Aluminum is a highly reactive metal that forms a thin,protective oxide layer $(Al_2O_3)$ on its surface when exposed to air. This oxide layer is t

Vedclass · Accepted Answer

It does not tarnish in air.

Vedclass · Answer

(D) Aluminum is a highly reactive metal that forms a thin,protective oxide layer $(Al_2O_3)$ on its surface when exposed to air. This oxide layer is transparent,hard,and prevents further oxidation or tarnishing of the underlying metal. Because it does not tarnish or lose its reflectivity in air,it serves as an excellent material for making mirrors.

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

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