d and f-Block ElementsHard

Question

Calomel (Hg2Cl2) on reaction with ammonium hydroxide gives

Options

A.HgNH2Cl
B.NH2 - Hg - Hg - Cl
C.Hg2O
D.HgO

Solution

Hg2Cl2 + 2NH4OH → Hg + Hg(NH2)Cl + NH4Cl + 2H2O

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