Match List - I with List - II. List - I List - II (A) {\Cd}(s)+2 {\Ni}( {\OH})_3(s) \to {\CdO}(s)+2 {\Ni}( {\OH})_2(s)+ {\H}_2 {\O}( {\l}) (l) Primary battery (B) Z n(H g)+H g O(s) \to Z n O(s)+H g(l) (II) Discharging of secondary battery (C) 2 {\PbSO}_4(s)+2 {\H}_2 {\O}(l) \to {\Pb}(s)+ {\PbO}_2(s)+2 {\H}_2 {\SO}_4(a q) (III) Fuel cell (D) 2 {\H}_2(g)+ {\O}_2(g) \to 2 {\H}_2 {\O}(l) (IV) Charging of secondary battery Choose the correct answer from the options given below: [28-Jul-2022-Shift-1]

Correct Answer is : (A)−(II),(B)−(I),(C)−(IV),(D)−( III)

( {\A})-( {\I}),( {\B})-( {\II}),( {\C})-( {\II}),( {\D})-( {\IV})

( {\A})-( {\IV}),( {\B})-( {\I}),( {\C})-( {\I}),( {\D})-( {\II})

( {\A})-( {\II}),( {\B})-( {\I}),( {\C})-( {\IV}),( {\D})-( III)

( {\A})-( II) ,( {\B})-( {\I}),( {\C})-( {\II}),( {\D})-( {\IV})

JEE Mains 28-July-2022 Shift 1 Solved Paper

Section: Chemistry

Question : 63 of 90

Marks: +1, -0

Match List - I with List - II.

List - I	List - II
(A) Cd(s)+2‌Ni(OH)3(s)→CdO(s)+2‌Ni(OH)2(s)+H2O(l)	(l) Primary battery
(B) Zn(Hg)+HgO(s)→ZnO(s)+Hg(l)	(II) Discharging of secondary battery
(C) 2PbSO4(s)+2H2O(l)→Pb(s)+PbO2(s)+2H2SO4(aq)	(III) Fuel cell
(D) 2H2(g)+O2(g)→2H2O(l)	(IV) Charging of secondary battery

Choose the correct answer from the options given below:

[28-Jul-2022-Shift-1]

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