In the following the number metal sulphides are not dissolve in yellow – InterviewSolution

1.	In the following the number metal sulphides are not dissolve in yellow ammonium polysulphide. Hg^(+2), Pb^(+2), Bi^(+3), Cu^(+2), As^(+3), Sn^(+2) Sb^(+5)
Answer» Solution :IIA GROUP = HgS, PbS, `B_(12)S_(3)`, CuS

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