Single Answer MCQ
Q-00019682
Which of the following metals does not corrode easily?
1
Iron
2
Copper
3
Aluminium
4
All of the above
Answer and Solution
Answer
C. Aluminium
Solution:
Aluminium does not corrode easily because it forms a thin protective oxide layer on its surface when exposed to air. Copper can corrode, but less than iron, while iron is quite prone to rusting.
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