JEE Main & Advanced Chemistry The p-block Elements-II Question Bank Halogen Family

  • question_answer
    Which reaction cannot be used for the production of halogen acid [MP PMT 1989]

    A) \[2KBr+{{H}_{2}}S{{O}_{4}}\to {{K}_{2}}S{{O}_{4}}+2HBr\]

    B) \[NaHS{{O}_{4}}+NaCl\to N{{a}_{2}}S{{O}_{4}}+HCl\]

    C) \[NaCl+{{H}_{2}}S{{O}_{4}}\to NaHS{{O}_{4}}+HCl\]

    D) \[Ca{{F}_{2}}+{{H}_{2}}S{{O}_{4}}\to CaS{{O}_{4}}+2HF\]

    Correct Answer: A

    Solution :

    \[2KBr+{{H}_{2}}S{{O}_{4}}\,\to \,{{K}_{2}}S{{O}_{4}}+2HBr\]

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