The reagent(s) that can selectively precipiate

The reagent(s) that can selectively precipiate S2– from a mixture of S2– and SO 2– in aqueous soltuion is(are) :

  1. CuCl2
  2. BaCl2
  3. Pb(OOCCH3)2
  4.  Na2[Fe(CN)5NO]
Anurag Mishra Professor Asked on 23rd May 2016 in Chemistry.
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    Answer: (a) CuCl2  & (c) Pb(OOCCH3)2

    Anurag Mishra Professor Answered on 24th May 2016.
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