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D and F Block Elements · 2014 · Shift 1

3 Chemistry questions from this JEE Advanced paper
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D and F Block Elements · 2014 · Shift 1

3 Chemistry questions from this JEE Advanced paper

  1. Q1.Upon heating with Cu2​S, the reagent(s) that give copper metal is/are
    Chemistry · D and F Block Elements · Multiple correct
  2. Q9.The pair(s) of reagents that yield paramagnetic species is/are
    Chemistry · D and F Block Elements · Multiple correct
  3. Q19.Among PbS, CuS, HgS, MnS, Ag2​S, NiS, CoS, Bi2​S3​ and SnS2​ the total number of black coloured sulphides is
    Chemistry · D and F Block Elements · Numerical