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Grade 9Inorganic Chemistry

When stem is passed over hot iron it is considered to be reversible, why?

Profile image of Karma Topden
8 Years agoGrade 9
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1 Answer

Profile image of Akshaya
8 Years ago
If steam is passed over red hot iron, it is converted into its magnetic oxide and hydrogen gas. If on the other hand, hydrogen is passed over heated magnetic oxide, it will change back to iron and steam. This reaction can be made to proceed in both directions, so it is called reversible reaction.