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How to prevent rusting of iron by keeping it in an alkaline medium or an acidic medium??

How to prevent rusting of iron by keeping it in an alkaline medium or an acidic medium??

Grade:12

2 Answers

Shailendra Kumar Sharma
188 Points
3 years ago
In Acidic medium 
Fe +2H+ → Fe+2 is a spontaneous reaction, whereas in the highly basic medium the Fe(OH)2 is formed which passivates the corrosion. 
Astha
18 Points
3 years ago
In acidic medium,as we know thatFe+2H=Fe+2 is a spontanious reaction.In basic medium,Fe( OH)2 is formed which enhance the corrosion.

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