Question

In the reaction CuO (s) + H2 (g) → Cu(s) + H2O (g) Identify the substance oxidised and reduced.

Answer 1

brother in this reaction CuO is reduced bcz it becomes Cu and H2 is oxidised as it becomes H2O

Answer 2

hey mate in this reaction copper is reduced and Hydrogen is getting oxydised because copper is reducing oxygen and Hydrogen is gaining oxygen
May this will help u ☺️