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प्रश्न
Identify giving reason whether the following compound is aromatic or not.
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उत्तर
The compound is non-aromatic since it has 4π electrons and hence, does not obey the Huckel rule of aromaticity.
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संबंधित प्रश्न
Write the balanced chemical reaction to get benzene from Phenol.
Identify the main product of the reaction.
\[\begin{array}{cc}
\ce{CH3 - CH - CH3 ->[{60%}H2SO4][373 K]}\\
|\phantom{............}\\\ce{OH}\phantom{..........}
\end{array}\] _______.
Identify the main product of the reaction:
\[\ce{HC ≡ C - CH3 ->[H2][Pd-C/quinoline]}\] _______.
Identify the main product of the reaction:
\[\ce{H - C ≡ C - H + H - O ->[{40%} H2SO4][{1%} HgSO4]}\] _____.
Identify giving reason whether the following compound is aromatic or not.
Read the following reaction and answer the questions given below:
- Write the name of the reaction.
- Identify the electrophile in it.
- How is this electrophile generated?
Identify the compound (A) in the following reaction
Which one of the following is non aromatic?
Which of the following is aliphatic saturated hydrocarbon?
How is propyne prepared from an alkylene dihalide ?
Suggest the route for the preparation of the following from benzene.
3 – chloro nitrobenzene
Suggest the route for the preparation of the following from benzene.
4 – chlorotoluene
Suggest the route for the preparation of the following from benzene.
Bromo benzene
How will you convert ethyl chloride into n – butane?
How will you prepare propane from a sodium salt of fatty acid?
How will distinguish 1 – butyne and 2 – butyne?
When acetylene is passed through red hot iron tube at 873 K, ____________ is/are obtained as product/s.
A compound with molecular formula C4H4O has all the four carbon atom and the oxygen atom in the ring. It also has two carbon-carbon double bonds. The compound is ____________.
Phenol on distillation with zinc dust gives ____________.
The alkane formed on heating sodium butanoate with sodalime is ______.
Which of the following reagents can bring about following conversion?
\[\ce{But-1-ene -> Butan-2-ol}\]
The treatment of benzene with iso - butene in the presence of sulphuric acid gives:
Conversion of hexane into benzene involves the reaction of ______.
Read the following reaction and answer the questions given below.
\[\begin{array}{cc}
\phantom{..............................}\ce{CH3}\\
\phantom{...........................}|\\
\ce{CH3 - C = CH2 + HBr->[Benzoyl][peroxide] H3C - CH - CH2Br}\\
|\phantom{....................................}\\
\ce{CH3}\phantom{.................................}
\end{array}\]
- Write the IUPAC name of the product.
- State the rule that governs the formation of this product.
Read the following reaction and answer the questions given below.
\[\begin{array}{cc}
\phantom{..............................}\ce{CH3}\\
\phantom{...........................}|\\
\ce{CH3 - C = CH2 + HBr ->[benzoyl][peroxide] CH3 - CH - CH2Br}\\
|\phantom{....................................}\\
\ce{CH3}\phantom{.................................}
\end{array}\]
- Write the IUPAC name of the product.
- State the rule that governs the formation of this product.
Read the following reaction and answer the questions given below.
\[\begin{array}{cc}
\phantom{..............................}\ce{CH3}\\
\phantom{............................}|\\
\ce{CH3 - C = CH2 + HBr ->[benzoyl][peroxide] CH3 - CH - CH2Br}\\
|\phantom{....................................}\\
\ce{CH3}\phantom{..................................}
\end{array}\]
- Write IUPAC name of the product.
- State the rule that governs formation of this product.
