JEE Main & Advanced Chemistry Haloalkanes and Haloarenes / हैलोएल्केन तथा हैलोएरीन्स Question Bank Preparation of Halogen containing compounds

  • question_answer
    Ethylene reacts with bromine to form [Pb. CET 2000]

    A) Chloroethane

    B) Ethylene dibromide

    C) Cyclohexane

    D) 1-bromo propane

    Correct Answer: B

    Solution :

               When ethylene reacts with bromine, it forms ethylene dibromide. \[\underset{\text{Ethylene}}{\mathop{{{H}_{2}}C=C{{H}_{2}}}}\,\ +\underset{\text{Bromine}}{\mathop{B{{r}_{2}}}}\,\to \underset{\text{Ethylene dibromide}}{\mathop{{{H}_{2}}\underset{Br\,}{\mathop{\underset{|}{\mathop{C}}\,-}}\,\underset{Br\,\ \ }{\mathop{\underset{|}{\mathop{C}}\,{{H}_{2}}}}\,}}\,\]


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