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JEE Main & Advanced Chemistry The s-Block Elements / s-ब्लॉक के तत्व Question Bank Self Evaluation Test - The s-Block Elements

  • question_answer
    \[N{{a}_{2}}S{{O}_{3}}\] and \[NaHC{{O}_{3}}\] may be distinguished by treating their aqueous solution with :

    A) \[MgO\]    

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

    C) litmus solution,

    D) dil .acid

    Correct Answer: B

    Solution :

    [b] \[2MgS{{O}_{4}}+2N{{a}_{2}}C{{O}_{3}}+{{H}_{2}}O\xrightarrow{{}}\] \[MgC{{O}_{3}}.Mg{{(OH)}_{2}}+2N{{a}_{2}}S{{O}_{4}}+C{{O}_{2}}\] Basic magnesium carbonate


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