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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.

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

एक पंक्ति में उत्तर

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] 12 Standard HSC
अध्याय 10 Halogen Derivatives
Exercises | Q 2. v. a. | पृष्ठ २३२

संबंधित प्रश्न

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

a. CH3CH2CH2I      b. CH3CH2CH2Cl


Complete the following reaction giving major products.


Name the reagent used to bring about the following conversion.

Bromoethane to ethoxyethane


Arrange the following in the increasing order of boiling points.

  1. 1-Bromopropane
  2. 2- Bromopropane
  3. 1- Bromobutane
  4. 1-Bromo-2-methylpropane

Distinguish between SN1 and SN2 mechanism of substitution reaction.


Convert the following:

tert-Butyl bromide to isobutyl bromide


Complete the following reaction sequence by writing the structural formulae of the organic compound 'A', 'B' and 'C'.

\[\ce{2-Bromobutane->[Alc.KOH]A->[][Br2]B->[][NaNH2]C}\]


Observe the following and answer the question given below.

Name the type of halogen derivative.


Observe the following and answer the question given below.

Comment on the bond length of C–X bond in it.


Major product of the following reaction is _______________

\[\ce{CH3-CH2-Mg-Br + NH3 ->?}\]


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


Explain primary benzylic halide shows higher reactivity by SN1 mechanism than other primary alkyl halide.


Explain the factors affecting SN1 and SN2 mechanism.


What is dehydrohalogenation? State the rule for the formation of the preferred product of dehydrohalogenation.


Which of the following is a primary halide?


Which of the following is least reactive towards SN1 reactions?


Ethyl bromide undergoes the following reaction:

\[\ce{\underset{Ethyl bromide}{C2H5Br} + \underset{(aq.)}{KOH} ->[\Delta] \underset{Ethyl alcohol}{C2H5OH} + KBr}\]

Which of the following is a WRONG statement?


Dehydrohalogenation of an alkyl halide is ____________.


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)


Which one is most reactive towards nucleophilic addition reaction?


Identify major product 'B' in the following reaction.

\[\ce{But-1-ene ->[HBr][Peroxide] A ->[AgCN][\Delta] B}\]


What is the major product obtained in the sulphonation of chlorobenzene with concentrated sulphuric acid?


The major product formed when 2-bromobutane is treated with alcoholic KOH is ______.


Which among the following statements is not correct about SN2 reaction mechanism?


Complete the following reaction giving major products.

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


Discuss β - elimination reaction.


Define and explain the SN1 mechanism with a suitable example.


Give a reason for the following:

Ethoxy ethane with conc. HI at 373 K gives C2H5OH and CH3I but not CH3OH and C2H5I.


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