NEET Sample Paper NEET Sample Test Paper-16

  • question_answer 90) Copper turning on heating with concentrated \[{{\text{H}}_{\text{2}}}\text{S}{{\text{O}}_{\text{4}}}\]produces

    A) \[\text{S}{{\text{O}}_{3}}\]                        

    B) \[{{H}_{2}}S\]                     

    C)      \[{{O}_{2}}\]            

    D)      \[S{{O}_{2}}\]                     

    Correct Answer: D

    Solution :

    \[Cu+2{{H}_{2}}S{{O}_{4}}\xrightarrow{\text{heat}}CuS{{O}_{4}}+S{{O}_{2}}+2{{H}_{2}}O\] Therefore, copper turning on heating with concentrated \[{{H}_{2}}S{{O}_{4}}\]produces \[S{{O}_{2}}.\] Hence, the correct option is (d).

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