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No it does not obey the 4N+2 electrons... it has 4 pi electrons... it is anti aromatic however the ion is aromatic which explains its relatively low pka value of 15-16 which is on par with alcohols which are generally 16-18pka

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12y ago
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13y ago

No.

An aromatic compound contains at least one benzene ring, which is a 6-carbon ring in which all the carbon atoms are sp2 hybridized. The carbon atoms in cyclohexane are sp3 hybridized.

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11y ago

Aromaticity have to follow Huckel Law where the number of rings should equal to n in which 4n+2=num of pie bonds. in cyclooctatetraene. there are 4 double bonds thus 8 pi bonds thus n value comes to 6/4 which shows that it is non-aromatic. n should be an integer (num of rings).

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14y ago

No. To have an aromatic molecule it must have a conjugated system with Huckel's number of pi electrons which can be found using this equation: 4n+2 where n can be any integer.

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12y ago

Cuclopropeneyl cation is aromatic. It complies to all criterias of aromaticity:

it is

- planar

-cyclic

-4n+2 pi electrons (Huckel's Rule)

-etc...

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9y ago

Because the pi electrons of the bonds are delocalised.

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Q: Why is the cyclopentadienyl anion aromatic?
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