Potassium (at No. 19) and chlorine (at No. 17) form a compound. Explain the formation of the compound on the basis of :
(a) oxidation (b) reduction
(c) oxidising agent (d) reducing agent.
Find out the process of oxidation , reduction. And oxidising agent ,reducing agent from the following.
1. MnO2 + 4HCL ➡ MnCl2 + 2H2O + Cl2
2.H2S + SO2 ➡ S+ H2O
3.CuO + C ➡ Cu + CO