JEE Main & Advanced Sample Paper JEE Main Sample Paper-1

  • question_answer
     ?X? is

    A)  HCOOH                               

    B)  HCHO

    C)  \[C{{H}_{2}}{{I}_{2}}\]                  

    D)  \[C{{H}_{2}}=C{{H}_{2}}\]

    Correct Answer: B

    Solution :


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