Q.

List-I contains the group no. of cations and List-II conatins reagent for corresponding group. Match List-I with List-II and select CORRECT code for your answer. 
List-I                                         List-II
(P) IInd group                          (1)NH4Cl+NH4OH  
(Q) IIIrd group                           (2)NH4Cl+NH4OH+(NH4)2CO3
(R) IV the group                          (3)HCl(dil.)+H2S                   
(S) Vth group                             (4)NH4Cl+NH4OH+H2S
 

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a

P4:Q3:R1:S2

b

P4:Q2:R1:S3

c

P3:Q2:R4:S1

d

P3:Q1:R4:S2

answer is A.

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P3:Q1:R4:S2

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List-I contains the group no. of cations and List-II conatins reagent for corresponding group. Match List-I with List-II and select CORRECT code for your answer. List-I                                         List-II(P) IInd group                          (1)NH4Cl+NH4OH  (Q) IIIrd group                           (2)NH4Cl+NH4OH+(NH4)2CO3(R) IV the group                          (3)HCl(dil.)+H2S                   (S) Vth group                             (4)NH4Cl+NH4OH+H2S