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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
Name the following:
The hydrocarbon said to possess carcinogenic property.
Write the balanced chemical reaction to get benzene from Sodium benzoate.
Write the balanced chemical reaction to get benzene from Phenol.
Predict the possible product of the following reaction.
sulphonation of chlorobenzene
Name two reagents used for acylation of benzene.
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?
Give IUPAC name for the following compound.
Ethyl isopropyl acetylene
Describe the mechanism of Nitration of benzene.
How does Huckel rule help to decide the aromatic character of a compound?
How will you convert ethyl chloride into n – butane?
What happens when ethylene is passed through cold dilute alkaline potassium permanganate.
Write the structure of the following alkanes.
5 – (1, 2 – Dimethyl propyl) – 2 – methylnonane
How will distinguish 1 – butyne and 2 – butyne?
Which of the following is NOT a hetero-aromatic compound?
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 ____________.
According to Huckel rule, a cyclic π molecular orbital formed by overlap of p orbitals must contain ____________ p electrons.
Which of the following is NOT alicyclic compound?
Direct bromination of benzene with excess reagent results in the formation of ____________.
The alkane formed on heating sodium butanoate with sodalime is ______.
Which of the following reagents can bring about following conversion?
\[\ce{But-1-ene -> Butan-2-ol}\]
Arenes on treatments with chlorine in the presence of ferric chloride as a catalyst undergo what type of reaction?
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.
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 the IUPAC name of the product.
- State the rule that governs the formation of this product.
Identify 'A' in the following reaction.
\[\ce{\underset{}{A + Chloromethane} ->[anhydrous][AlCl3] \underset{\underset{}{}}{2-Chlorotoluene + 4-Chlorotoluene}}\]
