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An Intiative by Sri Chaitanya
a
Pb2+ and Hg2+
b
Pb2+ and Hg22+
c
Pb2+ and Ag⊕
d
Pb2+,Hg22+ and Ag⊕
answer is C.
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Detailed Solution
The white ppt is due to the formation of chloride, like PbCl2, In the last step the clear solution obtained on passing ammonia is due to the formation of Tollens reagent Ag(NH3)2+