JEE Main & Advanced Chemistry The d-and f-Block Elements / d तथा f ब्लॉक के तत्व Question Bank Compounds of Transitional Elements

  • question_answer
    When calomel reacts with \[N{{H}_{4}}OH,\] we get [CBSE PMT 1996]

    A) \[HgN{{H}_{2}}Cl\]

    B) \[N{{H}_{2}}-Hg-Hg-Cl\]

    C) \[H{{g}_{2}}O\]

    D) \[HgO\]

    Correct Answer: A

    Solution :

    \[\underset{\text{Calomal}}{\mathop{H{{g}_{2}}C{{l}_{2}}}}\,+2N{{H}_{4}}OH\,\to N{{H}_{4}}Cl+2{{H}_{2}}O+Hg+HgN{{H}_{2}}Cl\]


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