"Ore" overset("Calcination")to "Residue" overset("dil.HNO"_(3))tounder – InterviewSolution

1.	"Ore" overset("Calcination")to "Residue" overset("dil.HNO"_(3))tounderset("Metal"(M)+Zn^(2+)(aq.))underset(darr"Zn dust")("aq. solution")above metallurgy is possible when ore is :-
Answer» `ZnCO_(3)` `CaCO_(3). MgCO_(3)` `CuCO_(3). Cu(OH)_(2)` PbS ANSWER :C

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