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Salt Analysis question

2017 · 8 Apr · Shift 1 · Q7
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Salt Analysis question

2017 · 8 Apr · Shift 1 · Q7

JEE MainChemistrySalt AnalysisMCQ+4 / −1
A solution containing a group-IV cation gives a precipitate on passing H2SH_2SH2​S. A solution of this precipitate in dil.HClHClHCl produces a white precipitate with NaOHNaOHNaOH solution and bluish-white precipitate with basic potassium ferrocyanide. The cation is :
  1. A
    Co2+Co^{2+}Co2+
  2. B
    Ni2+Ni^{2+}Ni2+
  3. C
    Mn2+Mn^{2+}Mn2+
  4. D
    Zn2+Zn^{2+}Zn2+
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