Due to which of the following reasons aluminium does not corrode in atmosphere ?

A Aluminium is a noble metal
B Atmospheric oxygen can only diffuse very slowly through the oxide layer which is formed on the surface of aluminium
C No reaction with oxygen occurs ft Any of the above
D All of the above

Correct Answer: Atmospheric oxygen can only diffuse very slowly through the oxide layer which is formed on the surface of aluminium

Bissoy MCQ
#Electrical Engineering #Electrical Engineering Materials

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