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Which of the following is not a requirement for resonance?

 

Option: 1

The relative position of all the atoms in each of the canonical forms must be the same.
 


Option: 2

The number of unpaired and paired electrons in each of the canonical forms must be the same.
 


Option: 3

The contributing structures should not differ much in energy.
 


Option: 4

Like charges should not reside on atoms close together in canonical forms.


Answers (1)

best_answer

The number of unpaired and paired electrons in each of the canonical forms does not have to be the same for resonance to occur.

 

Posted by

sudhir.kumar

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