Write the balanced equation of reduction of copper oxide by hydrogen.
(a) Explain the following in terms of gain or loss of oxygen with one example each :
(i) oxidation (ii) reduction
(b) When copper powder is heated strongly in air, it forms copper oxide. Write a balanced chemical equation for this reaction. Name (i) substance oxidised, and (ii) substance reduced.
Write balanced equations for the following reaction:reduction of Copper oxide by hydrogen
Write balanced equations for the reduction of Lead (II) oxide by carbon