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प्रश्न
The allylic halide, among the following, is ______.
पर्याय
\[\begin{array}{cc}
\phantom{}\ce{R - CH - R}\phantom{}\\
|\phantom{..}\\
\ce{X}\phantom{..}
\end{array}\]CH2 = CH – X
CH2 = CH – CH2 – X
उत्तर
The allylic halide, among the following is CH2 = CH – CH2 – X.
Explanation:
In allylic halides, halogen atom is bonded to a sp3 hybridized carbon atom next to a carbon-carbon double bond.
| CH2 = CH – CH2 – X |  |
APPEARS IN
संबंधित प्रश्न
\[\ce{CH3 - CH = CH2 ->[HI][Peroxide]}\]
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Choose the most correct option.
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(I)
\[\begin{array}{cc}
\ce{CH3-CH-C2H5}\\
|\\
\ce{Cl}\end{array}\]
(II)
(III)
(IV)
\[\begin{array}{cc}
\ce{\phantom{.......}CH3}\\
\phantom{.....}|\\
\ce{CH3-CH}\\
\phantom{.....}|\\
\ce{\phantom{..........}CH2Cl}
\end{array}\]
Match the pairs.
| Column I | Column II |
| \[\begin{array}{cc}\ce{CH3CH - CH3}\\|\phantom{....}\\ \ce{X\phantom{....}}\end{array}\] |
vinyl halide |
| CH2 = CH - CH2X | alkyl halide |
| CH2 = CH - X | allyl halide |
| benzyl halide | |
| aryl halide |
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\[\ce{Ethene ->[A] Bromoethane ->[B][\Delta] Ethyl propionate}\]
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Identify A and B:
\[\ce{C6H5CH2Br ->[Alc.][KCN] A ->[Na/Ethanol] B}\]
Among the following vinylic halide is ______.
Name the following halide according to IUPAC system and classify them as alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl or aryl halides:
\[\ce{CH3C(C2H5)2CH2Br}\]
