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प्रश्न
Identify giving reason whether the following compound is aromatic or not.
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उत्तर
The compound is aromatic since it has 6π electrons and hence, obeys the Huckel rule of aromaticity.
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संबंधित प्रश्न
Predict the possible product of the following reaction.
Chlorination of nitrobenzene
Predict the possible product of the following reaction.
bromination of 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 A, B, C in the following reaction sequence:
\[\ce{CH3 - CH = CH2 ->[Br2/CCl4][room temperature] A ->[Zn] B ->[dil. alkaline][KMnO4] C}\]
Identify giving reason whether the following compound is aromatic or not.
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?
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Some meta-directing substituents in aromatic substitution are given. Which one is most deactivating?
Which of the following can be used as the halide component for friedal - crafts reaction?
Write short notes on ortho, para directors in aromatic electrophilic substitution reactions.
Describe the mechanism of Nitration of benzene.
Suggest a simple chemical test to distinguish propane and propene.
Suggest the route for the preparation of the following from benzene.
4 – chlorotoluene
Write the structure of the following alkanes.
5 – (2 – Ethyl butyl) – 3, 3 – dimethyldecane
Which of the following is NOT a hetero-aromatic compound?
Phenol on distillation with zinc dust gives ____________.
Direct bromination of benzene with excess reagent results in the formation of ____________.
Which of the following compounds is NOT obtained in thermal decomposition of propane in absence of air?
Identify the X and Y in the following reactions.
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.
\[\begin{array}{cc}
\phantom{..............................}\ce{CH3}\\
\phantom{...........................}|\\
\ce{CH3 - C = CH2 + HBr->[Benzoyl][peroxide] H3C - CH - CH2Br}\\
|\phantom{....................................}\\
\ce{CH3}\phantom{.................................}
\end{array}\]
- 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 IUPAC name of the product.
- State the rule that governs formation of this product.
Read the following reaction and answer the questions given below.
\[\begin{array}{cc}
\phantom{..............................}\ce{CH3}\\
\phantom{............................}|\\
\ce{CH3 - C = CH2 + HBr ->[benzoyl][peroxide] CH3 - CH - CH2Br}\\
|\phantom{....................................}\\
\ce{CH_3}\phantom{.................................}
\end{array}\]
- Write the IUPAC name of the product.
- State the rule that governs the formation of this product.
Identify ortho and para-directing groups from the following:
\[\ce{\underset{I}{–CHO},\underset{II}{–NHCOCH3},\underset{III}{–OCH3},\underset{IV}{–SO3H}}\]
Which of the following is most stable?
