Among the following, the aromatic compounds are:

Choose the correct answer from the following options:

Correct Option - 4


Detailed Solution:

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

<div class="photo-widget-full"><div class="figure"><div><div><picture><source srcset="" media=" (max-width: 500px)"><img src="https://images.shiksha.com/mediadata/images/1756870969phpQ19goA.jpeg" alt="" width="84" height="85" loading="lazy"></picture></div></div><p>Non-aromatic because of one sp³ hybrid carbon, also no complete delocalisation.</p><div><div><picture><source srcset="" media=" (max-width: 500px)"><img src="https://images.shiksha.com/mediadata/images/1756871003phpJmBYNF.jpeg" alt="" width="70" height="71" loading="lazy"></picture></div></div><p>It is aromatic; has 6π electrons.</p><div><div><picture><source srcset="" media=" (max-width: 500px)"><img src="https://images.shiksha.com/mediadata/images/1756871064phpb1tNBg.jpeg" alt="" width="74" height="68" loading="lazy"></picture></div></div><p>It is aromatic; has 6π electrons.</p><div><div><picture><source srcset="" media=" (max-width: 500px)"><img src="https://images.shiksha.com/mediadata/images/1756871088phpnUUIEf.jpeg" alt="" width="67" height="62" loading="lazy"></picture></div></div><p>It has 4π electrons, so anti-aromatic</p></div></div>

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