Question

(a) In the following reactions name the reactants. Which undergo oxidation and reduction :
(i) CuO(s) + 1.12(g) Cu(s) + Hp(g)
CuO(s) + Zrk(s) ZnO(s) + Cu
(b) State one industrial application of reduction.


CBSE Class X Science SA 2 (3 Marks)

Answer 1

(a) (i) Copper = Reduction (ii) Zinc = Oxidation

(b) Calcium carbonate is reduced in industries to get CaO and CO3