Corrosion is electro-chemical oxidation of metals

Question

Corrosion is electro-chemical oxidation of metals in reaction with an oxidant such as oxygen. Aluminium surface are often' anodized'. This means the deposition of a layer of

Options:

A . chromium oxide

B . aluminium oxide

C . nickel oxide

D . zinc oxide

Answer: Option D
:
D
Option:(d)

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