Aluminum is above iron in the electrochemical s... - WAEC Chemistry 1990 Question
Aluminum is above iron in the electrochemical series, yet iron corrodes easily on exposure to air while aluminium does not. This is because aluminium
A
has a lower density than iron
B
is a better conductor than iron
C
does not corrode spontaneously
D
forms thin layer of inert oxide in moist air
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Correct Option: D
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