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Solution


Q.

Identify A, B and C in the given below reaction sequence              [2025]
1 PbCl2,PbSO4,PbCrO4  
2 PbS,PbSO4,PbCrO4   
3 PbS,PbSO4,Pb(CH3COO)2  
4 PbCl2,Pb(SO4)2,PbCrO4  

Ans.

(2)