12th Class Chemistry Haloalkanes and Haloarenes / हैलोएल्केन तथा हैलोएरीन्स Question Bank 12th CBSE Chemistry Haloalkanes and Haloarenes

  • question_answer
    Name the alkyl halide which can be used to prepare methane and ethane in single step.

    Answer:

                    Methyl halide gives methane by reduction and ethane as a result of Wurtz reaction. \[\underset{\text{Methyl}\,\,\text{Iodide}}{\mathop{C{{H}_{3}}-I+2H}}\,\,\xrightarrow{Zn/2HCl}\underset{\text{Methane}}{\mathop{C{{H}_{4}}}}\,+HI\] \[C{{H}_{3}}-I+2Na+IC{{H}_{3}}\,\,\xrightarrow{\text{Anhyd}\text{.}\,\text{ether}}\]\[\underset{\text{Ethane}}{\mathop{C{{H}_{3}}-C{{H}_{3}}+2NaI}}\,\]


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