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                                    Q.7. (a) In the following reactions, name the reactants,(i) CuO(s) + H2(g)-â Cu(s) + H2O(g)(ii) Cuo(s) + Zn(s) ZnO(s) + Cu(s)which undergo oxidation and reduction:Ar(b) State one industrial application of reduction.[DDE - 2015] | 
                            
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Answer»  1)CuO undergoes reduction as it is removal of oxygenand H2 undergoes oxidation as it has addition of oxygenCaCO3(calcium carbonate) is reduced in industries to get CaO and CO2. Calcium oxide is used in the manufacture of cement.  | 
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