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NEET2013Chemistryd and f Block ElementsActual

When calomel is treated with ammonium hydroxide, a black substance is formed. The black substance is

Options

  1. AHg + HgO
  2. BHgO . HgCl ₂
  3. CH ₂ ~N - Hg - Cl + Hg
  4. DHg ( NH ₂ )₂+ HgO

Correct answer

C. H ₂ ~N - Hg - Cl + Hg

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