JEE Main & Advanced Chemistry Halogen Family Question Bank Halogen Family

  • question_answer When KBr is treated with concentrated \[{{H}_{2}}S{{O}_{4}}\] redish brown gas evolved, gas is [Pb. CET 2003]

    A) Mixture of bromine and HBr

    B) HBr

    C) Bromine

    D) None of these

    Correct Answer: C

    Solution :

    \[2KBr+3{{H}_{2}}S{{O}_{4}}+Mn{{O}_{2}}\xrightarrow{\Delta }\]\[2KHS{{O}_{4}}+MnS{{O}_{4}}+2{{H}_{2}}O+B{{r}_{2}}\]

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