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

  • question_answer
    From aqueous solution of \[ZnS{{O}_{4}}\], normal zinc carbonate may be precipitated by [CPMT 1973]

    A) Boiling with \[CaC{{O}_{3}}\]

    B) Adding \[N{{a}_{2}}C{{O}_{3}}\]

    C) Adding \[NaHC{{O}_{3}}\]

    D) Passing \[C{{O}_{2}}\]

    Correct Answer: C

    Solution :

    \[ZnS{{O}_{4}}+2NaHC{{O}_{3}}\to ZnC{{O}_{3}}+N{{a}_{2}}S{{O}_{4}}+{{H}_{2}}O+C{{O}_{2}}\]


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