Problem

Column-I (Catalyst involved in process)	Column-II (Process)
(A) Platinum	(P) Decomposition of bleaching powder
(B) $\text{V}_2\text{O}_5$	(Q) Manufacturing of $\text{HNO}_3$
(C) Iron	(R) Manufacturing of $\text{H}_2\text{SO}_4$
(D) Cobalt chloride	(S) Manufacturing of $\text{NH}_3$
	(T) Hydrogenation