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Some Basic Concepts of Organic Chemistry question

2013 · Q119
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Some Basic Concepts of Organic Chemistry question

2013 · Q119

NEETChemistrySome Basic Concepts of Organic ChemistryMCQ+4 / −1
Which of the following chemical system is non aromatic ?
  1. A
    NEET 2013 (Karnataka) Chemistry - Some Basic Concepts of Organic Chemistry Question 50 English Option 1
  2. B
    NEET 2013 (Karnataka) Chemistry - Some Basic Concepts of Organic Chemistry Question 50 English Option 2
  3. C
    NEET 2013 (Karnataka) Chemistry - Some Basic Concepts of Organic Chemistry Question 50 English Option 3
  4. D
    NEET 2013 (Karnataka) Chemistry - Some Basic Concepts of Organic Chemistry Question 50 English Option 4
View written solutionFree

Correct answer: D

The molecules which do not satisfy Huckel rule or (4n + 2)π\pi π-electron rule are said to be non-aromatic.

The compound (d) has four π\pi π electrons. It does not follow (4n + 2)π\pi π rule. So it is non-aromatic compound.

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