Match the List-I with List-II :
List - I(Cations)
List - II (Group reaction)
....
Match the List-I with List-II :
List - I(Cations)
List - II (Group reaction)
(A)
Pb2+,Cu2+
(I)
\(H _2 S\) gas in presence of dilute \(HCl\)
(B)
Al3+,Fe3+
(II)
\(\left( NH _4\right)_2 CO _3\) in presence of \(NH _4 OH\)
(C)
Co2+,Ni2+
(III)
\(NH _4 OH\) in presence of \(NH _4 Cl\)
(D)
Ba2+,Ca2+
(IV)
\(H _2 S\) in presence of \(NH _4 OH\)
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