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

  • question_answer
    A white powder soluble in \[N{{H}_{4}}OH\] but insoluble in water is [AFMC 1987]

    A) \[BaS{{O}_{4}}\]

    B) \[CuS{{O}_{4}}\]

    C) \[PbS{{O}_{4}}\]

    D) \[AgCl\]

    Correct Answer: D

    Solution :

    \[AgCl\] is a covalent compound hence it is insoluble in water also it form complex with \[N{{H}_{4}}OH,\] thus is soluble in \[N{{H}_{4}}OH\].  \[AgCl+2N{{H}_{4}}OH\to [Ag{{(N{{H}_{3}})}_{2}}]\,Cl+{{H}_{2}}O\]


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