Match List-I with List-II : List-I List-II Industrial process Application (a) Haber's process (i) HNO 3 synthesis (b) Ostwald's process (ii) Aluminium extraction (c) Contact process (iii) NH 3 synthesis (d) Hall-Heroult process (iv) H 2 SO 4 synthesis Choose the correct answer from the options given below:

Question

Match List-I with List-II : List-I List-II Industrial process Application (a) Haber's process (i) HNO 3 synthesis (b) Ostwald's process (ii) Aluminium extraction (c) Contact process (iii) NH 3 synthesis (d) Hall-Heroult process (iv) H 2 SO 4 synthesis Choose the correct answer from the options given below:, ( a ) - ( ii ) , ( b ) - ( iii ) , ( c ) - ( iv ) , ( d ) - ( i ), ( a ) - ( iii ) , ( b ) - ( iv ) , ( c ) - ( i ) , ( d ) - ( ii ), ( a ) - ( iii ) , ( b ) - ( i ) , ( c ) - ( iv ) , ( d ) - ( ii ), ( a ) - ( iv ) , ( b ) - ( i ) , ( c ) - ( ii ) , ( d ) - ( iii )

MARKS App · Accepted Answer

(a) Haber's process is used for NH 3 synthesis. (b) Ostwald's process is used for HNO 3 synthesis. (c) Contact process is used for H 2 SO 4 synthesis. (d) In Hall-Heroult process, electrolytic reduction of impure alumina can be done. (Aluminium extraction)

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	List-I		List-II
	Industrial process		Application
(a)	Haber's process	(i)	${HNO}_{3}$ synthesis
(b)	Ostwald's process	(ii)	Aluminium extraction
(c)	Contact process	(iii)	${NH}_{3}$ synthesis
(d)	Hall-Heroult process	(iv)	$H_{2} {SO}_{4}$ synthesis