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Question: Answered & Verified by Expert
What are the necessary conditions for any system to be aromatic?
ChemistryHydrocarbonsNEET
Options:
  • A A system is aromatic if it contains a ring of carbon atoms with alternating single and double bonds, and it must also have a total of (6n+2)π electrons, where "n" is a non-negative integer.
  • B A system is aromatic if it is planar, has a conjugated ring system with delocalisation of (4n+2)π electrons,where, n is an integer
  • C A system is aromatic if it contains a ring of carbon atoms with only single bonds and has a total of 4nπ electrons, where "n" is a non-negative integer.
  • D A system is aromatic if it contains a ring of carbon atoms with alternating single and double bonds, regardless of the number of π electrons.
Solution:
2125 Upvotes Verified Answer
The correct answer is: A system is aromatic if it is planar, has a conjugated ring system with delocalisation of (4n+2)π electrons,where, n is an integer
Correct Option is : (B)
A system is aromatic if it is planar, has a conjugated ring system with delocalisation of (4n+2)π electrons,where, n is an integer

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