Consider the following reaction equation: CuO(s) + H2(g) \(\to\) Cu(s) + H2O(1) Which substance is oxidized?

Assessment: WAEC SSCE - Chemistry - 2015 (Objective) Subject: Chemistry

Question 1 Report

Consider the following reaction equation:
CuO(s) + H2(g) \(\to\) Cu(s) + H2O(1)

Which substance is oxidized?
Answer Details
In the given reaction equation, CuO reacts with H2 to form Cu and H2O. Here, CuO is reduced to Cu and H2 is oxidized to H2O. So, the substance that is oxidized in the reaction is H2.
Read lesson note on Oxidation And Reduction (JAMB)
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