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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
Name the reagent used to bring about the following conversion.
Bromoethane to ethoxyethane
Name the reagent used to bring about the following conversion.
Ethyl bromide to ethyl isocyanide
Arrange the following in the increasing order of boiling points.
- 1-Bromopropane
- 2- Bromopropane
- 1- Bromobutane
- 1-Bromo-2-methylpropane
Convert the following:
Propene to propan-1-ol
Convert the following:
Benzyl alcohol to benzyl cyanide
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.
Comment on the bond length of C–X bond in it.
Explain primary benzylic halide shows higher reactivity by SN1 mechanism than other primary alkyl halide.
Explain the factors affecting SN1 and SN2 mechanism.
The least reactive towards nucleophilic addition reactions is ____________.
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?
How many metameric ethers are represented by the molecular formula C4H10O?
Which of the following is FALSE regarding SN2 reaction mechanism?
When C2H5Br is treated with excess of alc. NH3, the major product obtained is ____________.
The major product formed when 2-bromobutane is treated with alcoholic KOH is ______.
With which halogen the reactions, of alkanes are explosive?
Explain the dehydrohalogenation reaction of 2-chlorobutane.
Observe the following and answer the questions 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.
Define and explain the SN1 mechanism with a suitable example.
Complete the following reaction giving major product.
\[\begin{array}{cc}
\ce{CH3}\phantom{...............}\\
|\phantom{..................}\\
\ce{CH3 - C - CH2 - Cl->[Na/dry ether]A}\\
|\phantom{..................}\\
\ce{CH3}\phantom{...............}\\
\end{array}\]
Identify the chiral molecule from the following.
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.
\[\begin{array}{cc}
\ce{CH3}\phantom{................}\\
|\phantom{...................}\\
\ce{CH3 - C - CH2 - Cl->[Na/ dry ether]A}\\
|\phantom{...................}\\
\ce{CH3}\phantom{................}\\
\end{array}\]
