JEE Main & Advanced Chemistry The s-Block Elements Question Bank Alkali Metals

  • question_answer Sodium carbonate reacts with \[S{{O}_{2}}\] in aqueous medium to give [MP PMT 1982, 85]

    A) \[NaHS{{O}_{3}}\]

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

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

    D) \[N{{a}_{2}}S{{O}_{4}}\]

    Correct Answer: A

    Solution :

    \[N{{a}_{2}}C{{O}_{3}}+{{H}_{2}}O+2S{{O}_{2}}\to 2NaHS{{O}_{3}}+C{{O}_{2}}\]


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