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प्रश्न
Name the reagent used to bring about the following conversion.
Chlorobenzene to biphenyl
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उत्तर
Na metal in dry ether
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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
Convert the following:
tert-Butyl bromide to isobutyl bromide
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'.
\[\ce{Isopropyl alcohol ->[\triangle][PBr3] A ->[][NH3 excess] B}\]
Observe the following and answer the question given below.
Can it react by SN1 mechanism? Justify your answer.
Nucleophilic substitution reaction of 2, 4-dinitrochlorobenzene is faster than p-nitrochlorobenzene. Give reason.
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?
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?
Which one is most reactive towards nucleophilic addition reaction?
What type of hybridisation is present in carbocation formed during the alkaline hydrolysis of 1- bromo-1- phenyl ethane?
Which of the following is FALSE regarding SN2 reaction mechanism?
Identify 'B' in the following reaction.
\[\ce{2-Bromobutane ->[KOH alc.][\Delta] A ->[HI] B}\]
The order of reactivities of the following alkyl halides for an SN2 reaction is ______.
Which of the following statements is incorrect regarding the dehydrohalogenation of alkenes?
Explain the dehydrohalogenation reaction of 2-chlorobutane.
Complete the following reaction 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 question given below:
Comment on the bond length of C-X bond in it.
Define and explain the SN1 mechanism with a suitable example.
What is the action of following on ethyl bromide?
alcoholic sodium hydroxide
Which of the following reagent is used for conversion of alkyl halide into nitrile?
