Answer to Question #234528 in Organic Chemistry for Sahil

Question

explain separation and idemtification scheme of Cu+2 and Ba+2

Answer 1

The cations of each successive group are precipitated as compounds with anions supplied by the group reagent. The precipitate (residue) containing the cations of one group are separated (usually by centrifugation). Then the group reagent for the next group is added to the remaining solution (centrifugate).