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Fluorobenzene can be prepared from benze...

Fluorobenzene can be prepared from benzene diazonium chloride by heating with:

A

fluoroboric acid followed by heating

B

aqueous KF

C

`F_(2)` in the presence of CS_(2)`

D

`H_(3)PO_(2)` followed by heating with KF

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • Fluorobenzene is prepared by treating benzene diazonium chloride with fluoroboric acid and heating the product obtained. This reaction is known as :

    A
    Schiemann reaction
    B
    Sandmeyer reaction
    C
    Gattermann reaction
    D
    Ulmann reaction

  • Anhydrous magnesium chloride can be prepared from hydrated magnesium chloride by heating it in

    A
    air
    B
    vacuum
    C
    a current of dry HCl
    D
    conc.`H_2SO_4`

  • Benzene diazonium chloride react with phenol to give

    A
    Diazobenzene
    B
    p - amino azobenzene
    C
    o-hydroxy azobenzene
    D
    p - hydroxy azobenzene

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    Ethyl benzene can not be prepared by :

    Aniline yellow is prepared by coupling of benzene diazonium chloride with:

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