Given below are two statements. One is labeled as Assertion A and, the other is labeled as Reason R.

           Assertion A: [6] Annulene, [8] Annulene and cis-[10] Annulene, as respectively aromatic, not-aromatic and aromatics.

           Reason R: Planarity is one of the requirements of aromatic systems.  

               

 

 In the light of the above statements, choose the correct answer from the options given below:

 

        

Option 1 - <p>Both <strong>A</strong> and <strong>R</strong> are correct and <strong>R</strong> is the correct explanation of <strong>A.</strong></p>
Option 2 - <p>Both <strong>A </strong>and <strong>R</strong> are correct but <strong>R</strong> is NOT the correct explanation of <strong>A.</strong></p>
Option 3 - <p><strong>A </strong>&nbsp;is correct but <strong>R</strong> is not correct.</p>
Option 4 - <p><strong>A </strong>is not correct but <strong>R </strong>is correct.</p>
9 Views|Posted 8 months ago
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1 Answer
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8 months ago
Correct Option - 4
Detailed Solution:

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Similar Questions for you

It does not follow Huckel's rule hence it is not aromatic.

In (Ph)2C = CHCN3, no spatial variation is possible

It will not show geometrical isomerism.

Cyclohepta-1, 3, 5-triene is not aromatic as one carbon is saturated (sp³).

Non-aromatic because of one sp³ hybrid carbon, also no complete delocalisation.

It is aromatic; has 6π electrons.

It is aromatic; has 6π electrons.

It has 4π electrons, so anti-aromatic

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Chemistry Hydrocarbon 2025

Chemistry Hydrocarbon 2025

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