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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

The following will react faster by SN1 mechanism

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प्रश्न

The following will react faster by SN1 mechanism

पर्याय

  • 1-chloropropane

  • 2-chloropropane

  • 2-chloro-2-methylpropane

  • chloroethane

MCQ
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उत्तर

2-chloro-2-methylpropane

Explanation:

Reactivity order of alkyl halides towards SN1 mechanism: 3° > 2° > 1° > CH3X

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पाठ 10: Halogen Derivatives - Multiple choice questions

संबंधित प्रश्‍न

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

  1.    

Arrange the following in the increasing order of boiling points.

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

Give reasons:

Haloarenes are less reactive than haloalkanes.


Convert the following:

Propene to propan-1-ol


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'.

\[\ce{Isopropyl alcohol ->[\triangle][PBr3] A ->[][NH3 excess] B}\]


Observe the following and answer the question given below.

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


Propane nitrile can be prepared by heating ____________


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.


In alkaline hydrolysis of tertiary butyl bromide, ____________.


How many metameric ethers are represented by the molecular formula C4H10O?


\[\ce{C6H5CH2Cl + KCN(alc) -> X + Y}\]

Compounds X and Y are ____________.


Which of the following is FALSE regarding SN2 reaction mechanism?


When C2H5Br is treated with excess of alc. NH3, the major product obtained is ____________.


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 ______.


The compound that reacts the fastest with sodium methoxide is ______.


Complete the following reactions giving a major product.

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


Observe the following and answer the questions given below:

Name the type of halogen derivative.


Observe the following and answer the question given below:

Can react by SN1 mechanism? Justify your answer.


Discuss β - elimination reaction.


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:

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


Give a reason for the following:

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


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 reagent is used for conversion of alkyl halide into nitrile?


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