Haloalkanes and Haloarenes

Short Answer Type

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How will you prepare 1, 2-ethane diol from 1-chloro ethane?

When 1-chloro ethane is treated with alc. KOH, it produce ethene which on further reaction with potassium permangnet gives 1,2 ethane diol.



                   
                                            

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    What are the structure of the possible isomes of dichloroethane? Which of them will have zero dipole movement?

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    Start from chlorobenzene how will you obtain Toluene.
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    Arrange the following compounds in increasing order of SN1 , respectively.

    (CH3)3CCI, C6H5(CH3)2Cl, CH3CH2CH2Cl

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    Arrange the following alkyl halides in the decreasing order of SN2 reactivity.



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    Start from chlorobenzene how will you obtain Phenol.
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    Give reasons:
    Iodoform is obtained by the reaction of acetone with hypoidodide ion and not with iodide ion.

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    Give reasons:

    Dry gaseous hydraulic acid and not their aqueous solutions are used to prepare alkyl halides from alkenes.
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    How will you prepare 1-bromo propane from 1-chloro propane?

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    How will you prepare 1-bromo propane from 2-bromo propane?

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