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प्रश्न
from the following pair would undergo SN2 faster from the other?
a. CH3CH2CH2I b. CH3CH2CH2Cl
उत्तर
Compound (a) will undergo SN2 mechanism faster than (b).
APPEARS IN
संबंधित प्रश्न
Complete the following reaction giving major products.
\[\ce{CH3 - CH = CH2 ->[HBr][peroxide] A ->[alc. KOH] B}\]
Arrange the following in the increasing order of boiling points.
- 1-Bromopropane
- 2- Bromopropane
- 1- Bromobutane
- 1-Bromo-2-methylpropane
Convert the following:
Benzyl alcohol to benzyl cyanide
Convert the following:
Ethanol to propane nitrile
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’.
Complete the following reaction sequence by writing the structural formulae of the organic compound 'A', 'B' and 'C'.
\[\ce{2-Bromobutane->[Alc.KOH]A->[][Br2]B->[][NaNH2]C}\]
Complete the following reaction sequence by writing the structural formulae of the organic compound 'A', 'B' and 'C'.
\[\ce{Isopropyl alcohol ->[\triangle][PBr3] A ->[][NH3 excess] B}\]
The following will react faster by SN1 mechanism
Explain primary benzylic halide shows higher reactivity by SN1 mechanism than other primary alkyl halide.
Explain aqueous alkaline hydrolysis of tert. butyl bromide.
Which of the following is a primary halide?
The least reactive towards nucleophilic addition reactions is ____________.
How many metameric ethers are represented by the molecular formula C4H10O?
Which of the following carbocation is the most stable?
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?
Write the product formed when alkyl halide reacts with silver nitrite.
The major product formed when 2-bromobutane is treated with alcoholic KOH is ______.
Which of the following statements is incorrect regarding the dehydrohalogenation of alkenes?
With which halogen the reactions, of alkanes are explosive?
Explain the dehydrohalogenation reaction of 2-chlorobutane.
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.
Define and explain the SN1 mechanism with a suitable example.
What is the action of following on ethyl bromide?
alcoholic sodium hydroxide
Complete the following reaction giving major product.
\[\begin{array}{cc}
\ce{CH3}\phantom{...............}\\
|\phantom{..................}\\
\ce{CH3 - C - CH2 - Cl ->[Na/dry ether]A}\\
|\phantom{...................}\\
\ce{CH3}\phantom{.................}
\end{array}\]
Give a reason for the following:
Ethoxy ethane with conc. HI at 373 K gives C2H5OH and CH3I but not CH3OH and C2H5I.
