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J & K CET Medical J & K - CET Medical Solved Paper-2005

  • question_answer
    An aromatic compound among other things should have a Ti-electron cloud containing (4n + 2) 7i electrons where n cant be:

    A)  1/2                                       

    B)  3

    C)  2                                            

    D)  1

    Correct Answer: A

    Solution :

                    According to Huckels rule, an aromatic compound should have\[(4n+2)\pi \] electrons where n is an integer, i.e., 0, 1, 3, 4... and possesses unusual stability due to the delocalization of\[\pi -\]electrons.


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