When H2S gas is passed through a hot acidic aqueous solution containin – InterviewSolution

1.	When H2S gas is passed through a hot acidic aqueous solution containing Al3+,Cu2+,Pb2+ andNi2+, a precipitate is formed which consists of
Answer» When $H_{2} S$ gas is passed through a hot acidic aqueous solution containing $A l^{3 +}, C u^{2 +}, P b^{2 +} a n d N i^{2 +}$ , a precipitate is formed which consists of

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