Chemistry - GOC Question with Solution | TestHub

ChemistryGOCAromaticityEasy2 minQB
ChemistryEasysingle choice

Part 56 : Classify (E,Z,Z,Z,Z)-[10]annulene, in which the two inner hydrogens clash and force the ring out of plane (do not assume planarity) as aromatic, anti-aromatic or non-aromatic.

structure

Options:

Answer:
B
Solution:

The ring cannot become planar because of the H...H clash, so the π overlap is broken and no aromatic stabilisation arises. Non-aromatic.

Stream:JEESubject:ChemistryTopic:GOCSubtopic:Aromaticity
⏱ 2mℹ️ Source: QB

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