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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता ११ वी

Identify giving reason whether the following compound is aromatic or not.

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प्रश्न

Identify giving reason whether the following compound is aromatic or not.

एका वाक्यात उत्तर
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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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पाठ 15: Hydrocarbons - Exercises [पृष्ठ २६०]

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बालभारती Chemistry [English] Standard 11 Maharashtra State Board
पाठ 15 Hydrocarbons
Exercises | Q 6. A. | पृष्ठ २६०

संबंधित प्रश्‍न

Name two reagents used for acylation of benzene.


is


Which of the following compounds will not undergo Friedal – crafts reaction easily ? (NEET)


Some meta-directing substituents in aromatic substitution are given. Which one is most deactivating?


Give IUPAC name for the following compound.

\[\ce{CH ≡ C – C ≡ C – C ≡ CH}\]


Identify the compound A, B, C and D in the following series of reactions.


Suggest the route for the preparation of the following from benzene.

m - dinitro benzene


What happens when Isobutylene is treated with acidified potassium permanganate?


Write the structure of the following alkanes.

5 – (1, 2 – Dimethyl propyl) – 2 – methylnonane


Complete the following:

\[\begin{array}{cc}
\ce{CH2 - CH2 ->[Zn/C2H5OH]}\\
|\phantom{.......}|\phantom{..............}\\
\ce{Br}\phantom{.....}\ce{Br}\phantom{..............}
\end{array}\]


Which of the following is an aromatic compound?


When acetylene is passed through red hot iron tube at 873 K, ____________ is/are obtained as product/s.


Identify the hydrocarbon compound from following containing carbon atoms in the range of C6 to C8?


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 ____________.


Which among the following compounds has highest boiling point?


Which of the following is INCORRECT for aromatic hydrocarbons?


Direct bromination of benzene with excess reagent results in the formation of ____________.


The alkane formed on heating sodium butanoate with sodalime is ______.


Conversion of hexane into benzene involves the reaction of ______.


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.

\[\begin{array}{cc}
\phantom{...............................}\ce{CH3}\\
\phantom{............................}|\\
\ce{CH3 - C = CH2 + HBr ->[benzoyl][peroxide]CH3 - CH - CH2Br}\\
|\phantom{....................................}\\
\ce{CH3}\phantom{..................................}
\end{array}\]

  1. Write the IUPAC name of the product.
  2. State the rule that governs the formation of this product.

Read the following reaction and answer the questions given below.

\[\begin{array}{cc}
\phantom{..........................}\ce{CH3}\\\phantom{........................}|\\\ce{CH3 - C = CH2 + HBr ->[benzoyl][peroxide]  CH3 - CH - CH2Br}\\
|\phantom{......................................}\\
\ce{CH3}\phantom{....................................}\end{array}\]

  1. Write the IUPAC name of the product.
  2. State the rule that governs the formation of this product.

Which of the following statement is NOТ correct for aromatic compounds?


Identify ortho and para-directing groups from the following:

\[\ce{\underset{I}{–CHO},\underset{II}{–NHCOCH3},\underset{III}{–OCH3},\underset{IV}{–SO3H}}\]


Benzene reacts with CH3COCl + AICl3 to give ______.


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