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Complete the following reaction giving major products. CHX3−CH=CHX2→peroxideHBrA→alc⋅KOHB - Chemistry

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प्रश्न

Complete the following reaction giving major products.

\[\ce{CH3 - CH = CH2 ->[HBr][peroxide] A ->[alc. KOH] B}\]

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उत्तर

\[\ce{\underset{Propene}{CH3 - CH} = CH2 ->[HBr][Peroxide]\underset{\underset{\overset{(A)}{(major product)}}{1-Bromopropane}}{CH3CH2CH2Br} ->[Alc.KOH]\underset{\underset{(B)}{propene}}{CH3CH} = CH2}\]

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अध्याय 10: Halogen Derivatives - Exercises [पृष्ठ २३२]

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बालभारती Chemistry [English] Standard 12 Maharashtra State Board
अध्याय 10 Halogen Derivatives
Exercises | Q 2. v. a. | पृष्ठ २३२

संबंधित प्रश्न

from the following pair would undergo SN2 faster from the other?

  1.    

from the following pair would undergo SN2 faster from the other?

a. CH3CH2CH2I      b. CH3CH2CH2Cl


Complete the following reaction giving major products.

\[\begin{array}{cc}\ce{CH3 - CH = CH3 ->[Red P/Br2] A ->[Ag2O/H2O]B}\\|\phantom{.........................}\\
\ce{OH\phantom{.......................}}\end{array}\]


Complete the following reaction giving major products.


Name the reagent used to bring about the following conversion.

1-Chloropropane to 1-nitropropane


Name the reagent used to bring about the following conversion.

Ethyl bromide to ethyl isocyanide


Name the reagent used to bring about the following conversion.

Chlorobenzene to biphenyl


Convert the following:

2-Chloropropane to propan-1-ol


HCl is added to a hydrocarbon ‘A’ \[\ce{(C4H8)}\] to give a compound ‘B’ which on hydrolysis with aqueous alkali forms tertiary alcohol ‘C’ \[\ce{(C4H10O)}\]. Identify ‘A’ ,‘B’ and ‘C’.


Propane nitrile can be prepared by heating ____________


Nucleophilic substitution reaction of 2, 4-dinitrochlorobenzene is faster than p-nitrochlorobenzene. Give reason.


Write the correct order of increasing ease of dehydrohalogenation.

\[\ce{\underset{\text{(I)}}{CH3 - CH2 - CH2 - Cl}}\]

\[\ce{\underset{\text{(II)}}{CH3 - CH(Cl) - CH3}}\]

\[\begin{array}{cc}
\ce{CH3}\\
|\\
\ce{CH3-C-Cl}\phantom{...}\\
|\\
\ce{CH3}\\
\ce{(III)}
\end{array}\]


Explain. Aryl halides are less reactive than alkyl halides towards nucleophilic substitution reactions.


Which of the following is least reactive towards SN1 reactions?


The following mechanism has been proposed for the reaction of NO2 with F2 to form NO2F:

\[\ce{NO2_{(g)} + F2_{(g)} -> NO2F_{(g)} + F_{(g)} (slow)}\]

\[\ce{F_{(g)} + NO2_{(g)} -> NO2F_{(g)} (fast)}\]

The order of the reaction with respect to NO2(g)


What type of hybridisation is present in carbocation formed during the alkaline hydrolysis of 1- bromo-1- phenyl ethane?


The SN2 reaction of a compound containing an asymmetric carbon atom always gives ____________.


Write the product formed when alkyl halide reacts with silver nitrite.


Complete the following reaction giving major products.

\[\begin{array}{cc}
\ce{CH3}\phantom{.......}\\
|\phantom{.........}\\
\ce{CH3 - c - CH2 - Cl ->[Na/dry ether]}\\
|\phantom{.........}\\
\ce{CH3}\phantom{.......}
\end{array}\]


Complete the following reactions giving major product.

\[\begin{array}{cc}
\ce{CH3}\phantom{................}\\
|\phantom{...................}\\
\ce{CH3 - C - CH2 - Cl ->[Na/dry ether] A}\\
|\phantom{...................}\\
\ce{CH3}\phantom{.................}
\end{array}\]


Complete the reaction:

\[\ce{CH3CH2Cl ->[AgCN][alc.\Delta]}\] ?


Identify the chiral molecule from the following.


Complete the following reaction giving major product.

\[\begin{array}{cc}
\ce{CH3}\phantom{...............}\\
|\phantom{..................}\\
\ce{CH3 - C - CH2 - Cl ->[Na/dry ether]A}\\
|\phantom{...................}\\
\ce{CH3}\phantom{.................}
\end{array}\]


Complete the following reaction giving major product.

\[\begin{array}{cc}
\ce{CH3}\phantom{.................}\\
|\phantom{...................}\\
\ce{CH3 - C - CH2 - Cl ->[Na/dry ether] A}\\
|\phantom{...................}\\
\ce{CH3}\phantom{.................}\\
\end{array}\]


Complete the following reaction giving major product.

\[\begin{array}{cc}
\ce{CH3}\phantom{................}\\
|\phantom{...................}\\
\ce{CH3 - C - CH2 - Cl ->[Na/dry ether] A}\\
|\phantom{...................}\\
\ce{CH3}\phantom{................}\\
\end{array}\]


Which of the following pair of compounds on heating gives butanenitrile?


Which among the following is NOT benzylic halide?


Which of the following reagent is used for conversion of alkyl halide into nitrile?


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