Analytical ChemistryMedium
Question
Passing H2S gas into a mixture of Mn2+, Ni2+, Cu2+ and Hg2+ ions in an acidified aqueous solution precipitates
Options
A.CuS and HgS
B.MnS and CuS
C.MnS and NiS
D.NiS and HgS
Solution
H2S in presence of aqueous acidified solution precipitates as sulphide of Cu and Hg apart from Pb+2, Bi+3, Cd+2, As+3, Sb+3 and Sn+2
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